1
(1)½
2½
(1)½
2½
(6)½
10
MCQ
Total
-
(1)2
-
(1)2
-
AS3
(3)1
-
Short
-
AS2
Very Short
(1)4
Essay
AS1
-
(1)½
2½
4
(1)2
-
AS5
-
-
(1)4
AS4
Blue Print for Unit Test
3½
(1)½
(1)1
(1)2
-
AS6 & AS7
= 25M
Academic Standards weightage Table AS1
-
10
AS2
-
2.5
AS3
-
2.5
AS4
-
4
AS5
-
2.5
AS5 & AS6
-
3.5
Type of Question Table Essay
2 × 4 (M)
=
10 M
Short Answer
4 × 2 (M)
=
8M
Veru Short
4 × 1 (M)
=
4M
MCQ
10 × ½ (M) =
5M
2
Syllabus for Unit Exams Sl. No.
Unit Test
Month
1.
I
July
Syllabus for Unit Exams 1. Heat 2. Chemical readious and equations 3. Reflection of light by different surface
2.
II
August
1. Acids, Bases and Salts 2. Refraction of light at plane surface
3.
III
November
1. Human Eye and colourful world 2. Structure of Atom 3. Classification of Elements the periodic table
4.
IV
February
1. Electro magnatism 2. Principles of Metallergy 3. Carbon and its compounds
3
Unit Test - I Sub: Physical Sciences Topic: Heat, Chemical Reactions and Equations Class: X I
Max Marks: 25 Time: 60 min
Answer all the questions
4 × 2 = 8 marks
1.
2 ca (NO3)2 → 2CaO + 4NO2+O2 ↑ From the above equation, how many moles of NO2 is evolved when two moles of Ca(NO3)2 is decomposed.
2.
Explain the concept, why water in a new clay pot are cool?
3.
During winter season you wear woolen clothes to keep your body warm. How woolen clothes helps us keep our body warm.
4.
Iron oxide reacts with aluminium to form Iron and aluminium trioxide. Write the balanced chemical equation for the above reaction.
II
Answer all questions
4 × 1 = 4 marks
5.
Formula of water is H2O. Why can’t we write as HO2 explain?
6.
How can you prevent currosion?
7.
Three bodies A, B, C are in thermal equalibrium. Temperature of A is 30°C then what is temperature of C.
8.
What is the difference between boiling and evaporation?
III
Answer all questions 9.
10.
IV 11.
2 × 4 = 8 marks
Two thermometers are self in two vessels containing same liquid a) Internal energy of which liquid is more ? b) What do you generalise from the above diagrams? c) Find the fault in one of the above diagrams? Calculate the volume, mass and number of molecules of hydrogen liberated when 230g of sodium reacts with excess of water at S.T.P. (atomic mass of Na = 23U, O = 16U and H = 1U).
Answer all questions. Pick the correct answer
10 × ½ = 5 marks
Different gases are at same temperature. Which of the following is same for all gases. ( ) a) mass b) Velocity c) momentum d) Average kinetic energy 4
12.
Convert 173K into °C a) 446°C b) -100°C
( c) 0°C
)
D) -446°C
13.
Which of the following is not correct. ( ) a) No heat tronsfer takes place between the bodies of the system if the system is at thermal equilibrium. b) The boiling temperature of water increases with the increase in pressure. c) the kinitic energy of the molecule is zero when the lequid is at °C d) 80000cal of heat is required for 1 kg ice at 0°C to becoming water.
14.
A water bottle is filled completely with water, close the lid and keep in deep freeze. What do you conclude with this experiment? ( ) a) When temperatue decreases, glass bottle contract and breaks. b) When temperature decreases, glass bottle expand and breaks. c) When water becomes ice, its volume increases and bottle breaks. d) When water becomes ice, its volume decreases and bottle breaks.
15.
Wet clothes dry in rooms. Why ? a) evaporation b) condensation c) boiling d) melting
16.
In Lays, Kurkure pockets chips can be protected for long time. The gas used in these pockets is ( ) a) Oxegen b) Nitrogen c) Hydrogen d) Carbondioxide
17.
During rainy season power supply interrupted from the poles. Because a) Due to the formation of metal oxide layer on the wire b) Due to the formation of metal sulphide layer on the wire c) Due to the formation of metal corbonate layer on the wire d) All the above
(
)
18.
Which of the following is a balanced chemical equation a) 2Fe + 3O2 → Fe2O3
(
)
Brahma Reddy, added potassium Iodide Solution to the Lead nitrate solution prepared by Sudhakar. Then the colour of Lead Iodide solution is a) Green b) Yellow c) Red d) Brown
(
)
Δ Reducing agent in CuO + H 2 ⎯ ⎯→ Cu + H 2 O
(
)
(
)
b) C6H12O6 → 4C2H5OH + CO2 c) C3H8 + O2 → 2CO2 + 4H2O d) NH4NO3 → N2 + 2H2 + O2 19.
20.
a) CuO
c) Cu
b) H2
5
d) H2O
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1.
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2.
3.
4.
II
III
IV
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3.
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1.
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2.
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1.
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ø±\+ : 60 ì. e÷s¡Tÿ\T : 25 4×2 =
nìï Á|üXï¯ \≈£î düe÷<ÛëHê\T Áyêj·TTeTT 1.
2 ca (NO3)2 → 2CaO + 4NO2+O2 ↑ ˇø£ yÓ÷˝Ÿ Ca(NO3)2 $ìjÓ÷>∑+ #Ó+~q|ü⁄&ÉT
8 e÷s¡Tÿ\T
bìï yÓ÷˝Ÿ\ NO2 @s¡Œ&ÉT‘·T+~?
2.
≈£î+&É˝À ˙fi¯ófl #·\>¢ ± ñ+{≤sTT. BìøÏ >∑\ ø±s¡Dy˚T$T?
3.
o‘·\ <˚X+¯ ˝À ˙e⁄ ñHêïeqT≈£î+<ë+. ˙e⁄ ñìï eÁkÕÔìï <Û]ä +∫ ˙ X¯Øsêìï y˚&>ç ± ñ+&˚≥≥T¢ #·÷düT≈£îHêïe⁄. ˙ X¯Øs¡+ yÓ#÷ >± e⁄+&É&ÜìøÏ ñìï eÁdü+Ô b˝≤ düV≤ü ø£]düT+Ô ~?
4.
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II
4 × 1 = 4 e÷s¡Tÿ\T
nìï Á|üXï¯ \≈£î düe÷<ÛëHê\T Áyêj·TTeTT. 5.
˙{Ï jÓTTø£ÿ kÕ+πø‹ø£+ H2O >±H˚ sêkÕÔ+.
6.
Á‘·T|ü⁄Œ |ü≥&º Üìï ˙e⁄ b˝≤ ìyê]kÕÔe⁄?
7.
A, B, C edüTe Ô ⁄\T ñwüdí eü T‘êdæ‹ú ˝À e⁄qï$. A edüTÔ ñc˛íÁ>∑‘· 30°C
8.
eTs¡>&∑ +É , uÛ≤w”ŒuÛeÑ qeTT\ eT<Û´ä ‘˚&Ü @$T{Ï?
III
HO2 >±
nsTT‘˚ C edüTÔ ñc˛íÁ>∑‘· b+‘·?
2 × 4 = 8 e÷s¡Tÿ\T
nìï Á|üXï¯ \≈£î düe÷<ÛëHê\T Áyêj·TTeTT. 9.
b+<äT≈£î sêj·T≈£L&É<√ ‘Ó\Œ+&ç.
|ü≥+˝À #·÷|æq≥T¢ ˇπø s¡ø|£ ⁄ü bÕÁ‘·˝À¢ ˇø£ <ëì˝À ‘·≈î£ ÿe q÷HÓqT, eTs=ø£ <ëì˝À #ê˝≤ b≈£îÿe yÓTT‘·+Ô ˝À q÷HÓqT b˛kÕs¡T. s¬ +&ÉT <Ûsä êàMT≥s¡T¢ rdüTø=ì #Ós=ø£ <ëì˝À e⁄+∫q n~ ˇπø ñc˛íÁ>∑‘q· T ‘Ó*j·TCÒdTü qÔ ï$. a) <˚ì n+‘·s‘ Z¡ · X¯øÔÏ b≈£îÿe? b) ô|’ |ü≥+ Ä<Ûës¡+>± #˚jT· >∑\ ìsêΔsD ¡ @$T{Ï? c) ô|’ |ü≥+˝À >∑\ ‘·|⁄ü ŒqT >∑T]‹Ô+∫ 10 düe]+#·+&ç.
2
10.
S.T.P. e<ä› 230 Á>±. k˛&çjT· + n~Ûø£ ˙{Ï‘√ #·s´¡ bı+~q|ü⁄Œ&ÉT $&ÉT<ä˝q ’… ôV≤’ Á&√»Hé |òTü q|ü]e÷D+,
Á<äe´sê• eT]j·TT nD dü+K´qT >∑D+Ï #·+&ç. (Na |üse¡ ÷DTe⁄ Á<äe´sê• 23U, O |üse¡ ÷DTe⁄ Á<äe´sê• 16U , eT]j·TT H |üse ¡ ÷DT Á<äe´sê• 1U). IV
nìï Á|üXï¯ \≈£î »yêãT\T Áyêj·T+&ç. dü]jÓTÆ q düe÷<ÛëHêìï bqTïø√+&ç.
10 × ½ = 5 e÷s¡Tÿ\T
11.
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12.
173K ì 0°C ˝ÀøÏ a) 446°C
e÷s¡Ã>∑ b) -100°C
(
)
(
)
c) 0°C
13.
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14.
˙{Ï‘√ |üP]Ô>± ì+|æ, >∑{>ºÏ ± eT÷‘· neT]Ãq >±E d”kÕqT Á|æCŸ˝À ø=~› >∑+≥\bÕ≥T ñ+∫q Á|üj÷Ó >∑+ <ë«sê MTs¡T ìsêú]+∫q n+X¯+. ( ) a) ñc˛íÁ>∑‘q · T ‘·–ùZ dÔ >±E dü+ø√∫+∫ |ü–*b˛‘·T+~. b) ñc˛íÁ>∑‘q · T ‘·–ùZ dÔ >±E yê´ø√∫+∫ |ü–*b˛‘·T+~. c) ˙s¡T eT+#·T>± e÷]q|ü⁄Œ&ÉT |òTü q|ü]e÷D+ ô|s¡>& ∑ +É e\¢ d”kÕ |ü–*b˛‘·T+~. d) ˙s¡T eT+#·T>± e÷]q|ü⁄Œ&ÉT |òTü q|ü]e÷D+ ‘·>& Z∑ +É e\¢ d”kÕ |ü–*b˛‘·T+~.
15.
>∑~˝À ‘·&ç ã≥º\T Äs¡yd˚ qæ |ü⁄Œ&ÉT bı&ç>± e÷s¡{≤ìøÏ >∑\ Á|üÁøÏjT· a) uÛ≤w”ŒuÛe Ñ q+ b) kÕ+ÁBø£sD ¡ + c) eTs¡>≥ ∑ +
(
)
d) Á<äMuÛe Ñ q+
16.
˝Òdt, ≈£îsY≈£îπs yÓTT<ä\>∑T ∫|t‡ bÕ´¬ø{Ÿ\˝À ∫|t‡ b≈£îÿe ø±\+ ì\« ñ+&É{≤ìøÏ ñ|üjÓ÷–+#·T yêj·TTe⁄. ( ) b) HÓÁ’ {À»Hé c) ôV≤’ Á&√»Hé d) ø±s¡“H ¤ &é Ä’Ó ø¬ ‡’ &é a) Äøχ»Hé
17.
esê¸ø±\+˝À ø£s¬ +≥T dü+Ô uÛ+Ñ qT+∫ eTq Çfi¯fl≈£î e#˚à $<äT´‘Y düs|¡ süò ê ì*∫b˛e⁄≥≈£î ø±s¡D+( a) $<äT´‘Y r>∑ô|’ ˝ÀVü≤|ü⁄ Ĭø‡’ &é |üP‘· @s¡Œ&É&+ É b) $<äT´‘Y r>∑ô|’ ˝ÀVü≤|ü⁄ dü˝Œ’… & ¤ é |üP‘· @s¡Œ&É&+É . c) $<äT´‘Y r>∑ô|’ ˝ÀVü≤|ü⁄ ø±s=“H˚{Ÿ |üP‘· @s¡Œ&É≥+. d) ô|’ e˙ï 3
)
18.
(
ÁøÏ+~ yêì˝À ‘·T\´ düMTø£sD¡ +
)
a) 2Fe + 3O2 → Fe2O3 b) C6H12O6 → 4C2H5OH + CO2 c) C3H8 + O2 → 2CO2 + 4H2O d) NH4NO3 → N2 + 2H2 + O2 19.
20.
düT<Ûëø£sY ‘·j÷· s¡T#˚dqæ ˝…&é HÓÁ’ fÒ{Ÿ Á<ëeD≤ìøÏ ÁãVü‰à¬s&ç¶ ‘êqT ‘·j÷· s¡T#˚dqæ bı{≤wæjT· + njÓTT&Ó&’ é Á<ëeD≤ìï ø£*|æHê&ÉT. |ò*ü ‘·+>± @s¡Œ&çq ˝…&é njÓTT&Ó&’ é s¡+>∑T @yÓTÆ ñ+&Ée#·TÃ. ( ) b) |üdTü |ü⁄ c) bs¡T|ü⁄ d) CÒ>T∑ s¡T a) Ä≈£î|ü#·Ã Δ CuO + H 2 ⎯ ⎯→ Cu + H 2 O
a) CuO
(
#·s´¡ ˝À ø£j å T· ø£]DÏ
b) H2
c) Cu
4
d) H2O
)
1 1 -
-
-
(1)2
-
-
(1)2
-
-
(1)4
-
(1)4
(1)4
-
-
-
6. Refraction o flight curved surface
7. Human eye****
8. Atomic *****
10. Chemical Bond
11. Current electricity
12. Electromagnatic
13. Mettalurgy
14. Chemistry Carban
9. Periodic classfication
-
-
-
5. Refractions of light
-
-
(2)1
-
-
-
(1)2 (1)½ -
-
-
-
-
-
-
(1)2
-
(1)1 (1)½
-
(1)½
(1)½
-
-
- (1)2
-
(1)½ -
-
-
(2)½
-
-
-
(1)2
-
-
-
-
(1)½
-
-
-
(1)½
4. Acids - Basis
-
-
-
-
-
(1)1 (1)½
3. Reflections of light
-
-
-
-
2. Chemical Reaction & Equations
AS2
-
(1)½
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
(1)1 (1)½
(1)1
-
-
E SA VSA OB
(1)½
-
-
(1)2
SA VSA OB
1. Heat
E
AS1
(1)4
-
-
-
-
-
-
-
-
-
-
-
AS4
-
-
-
-
-
-
(1)1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
(1)4
-
-
(1)2
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
(1)½
-
-
-
-
-
-
-
-
(1)5
-
E
-
-
-
-
-
(1)½
-
-
(1)½
(1)½
-
-
-
-
-
-
-
-
-
-
(1)½
(1)½ (1)5
-
-
SA VSA OB E SA VSA OB
(1)½ (1)4
E
AS3
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
(1)4
-
-
-
-
-
-
-
-
-
E
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
(1)2
-
-
-
-
-
(1)½
(1)½
-
-
-
-
(1)½
SA VSA OB
AS6 & AS7
- (1)2
- (1)4
-
-
-
-
-
-
-
-
-
-
-
SA VSA OB
AS5
2 2
[6(P)]½ [5(C)]½
MCQ
[5(C)]½
31
Matching
Total
08
[2(P)]½ [2(C)]½
[1(P)]1 [2(C)]1
Very Short Answer
Fill in the Blanks
[1(P)]1 [1(C)]1
[2(P)]2 [1(C)]2
Short Answer
[1(P)]2 [1(C)]2
[1(P)]4 [2(C)]4
AS2
Essay Type
AS1
09
[1(P)]1
[1(P)]4
[1(P)]4 [1(C)]4
09
12
[2(P)]½
[3(P)]½
[1(C)]2
[1(P)]4 [1(C)]4
AS6 & AS7
[2(P)]½ [1(C)]½
10
[1(P)]5 [1(C)]5
AS5
[1(P)]½ [2(C)]½
[1(C)]2
AS4
AS3
Blue Print for Unit Test
79
TOTAL
Academic Standards weightage Table AS1
-
31
AS2
-
08
AS3
-
09
AS4
-
09
AS5
-
10
AS6 & AS7
-
12
Total
-
79
3 3
General Science Paper - I Sub: Physical Sciences (English Version) Time: 2½ hours
Max Marks:50
Instructions: 1. 2.
Answer the questions under part - A on a seperte answer book. Write the answer to the questions under part-B on the question paper iteself and attach it to the answer book of part-A
Time: 2 hours
Max Marks:35 Section - I Part-A
Note:
1. 2.
5 × 2 = 10
Answer any five questions choosing atleast two from each group. Each question carries two marks. Group - A
1.
Look at the picture, a) What is the refractive index of the denser medium. b) Find the refractive index of denser medium with respect to rarer medium
2.
Unpolished shoes appears dull, while polished shoes shines brightly guess the reason?
3.
When an electron and a neutron are moving through uniform magnatic field with velocity ‘ν’ perpendicular to the direction of magnetic field ‘B’ a) Whcih particle deflects? Why? b) What is the path of the deflected particle?
4.
Consider a cylinder vessel containing water. A frictionless movable piston is arranged to the cylinder as shown in figure weights are placed on the piston . Heat the system. a) When do you say that boiling process takes place? b) Guess, what happens to boiling point when weights are increased?
4 4
NaOH Solution
Milk of Magnesia (Mg(OH)2)
Blood Baking Soda
Rain water
Lemon juice
Gastric Juice
5.
By observing the above pH scale, answer the following (i) (ii) (iii) (iv)
Whcih of the body fluid have basic in nature Is lemon juice a strong acid or weak acid? Whcih of the above liquid have strong basic character? What is the pH of distilled water?
(As4)
6.
Write the four quantum numbers for the electron that enters last in potassium atom? (AS1)
7.
‘X’ is an element O belongs to ‘3rd’ period and 13th group then answer the following (i) Write the electron configuration of ‘X’? (ii) What is the valency of ‘X’? (AS2)
8.
How do you appreciate the role of Buck minister Pfullerin medicine ?
(AS6)
Section - II 4×1 =4 Note:
9.
1. 2.
Answer any four questions of the following. Each question carries two marks.
Ekambaram is doing an experiment using mirrors to understand the concept of magnification. He identified the situation where the magnification is found to be greater than. a) What type of mirror is he used in this experiment? b) What is type position of the object for the above situation?
10.
What is the reason for using Tungsten as a filament in electric bulb?
11.
When we are inside the water, we use goggle’s to see the things clearly? Give reason?
5 5
Chemistry 12.
What are the compounds formed along with lead oxide when Lead Nitrate is heated? (AS1)
13.
How do you appreciate the role of toothpaste in preventing the tooth decay? (AS6)
14.
How can you support that Silicon is a metalloid? Section - III 4 × 4 = 16
Note:
1. 2.
Answer any four questions choosing atleast two from each group. Each question carries four marks.
15.
Observe the circuit and answer the following questions. a) Calculate the current flowing through .......... resistor? b) What is the current drawn from the battery? c) What is the emf of the battery?
16.
Suresh can see the objects clearly which are beyond 3m. So he consulted the doctor and the doctor suggested him some lens. a) What type of eye defect he has? b) What kind of lens, doctor suggested him to overcome the eye defect? c) What is the focal length of the lens?
17.
Uniform magnatic field ‘B’ is acting vertically downwards as shown in figure. A circuit of unthreaded wire with resistance R is kept in the magnatic field. A conductor of length l is placed on the circuit and is moving in x-direction. a) If the conductor is moving in positive x-direction with velocity υ, what is the change in flux in one second. b) What is magnitude and direction of current in the circuit? c) What is the power dissipation in the resistor?
6 6
18.
F 100°C
0°C
5°C
B
C
F
Q heat
5°C A
The graph given above shows that an ice of 1kg. at -5°C is heated till it vaporises completely. a) What is the state of ice at C? b) What does the port DE in the graph represent? explain? c) What is the value of Q (heat energy) at E shown in graph? Group - B 19.
What are the rules to be followed while filling the electrons in atoms whcih contains more than one electron? How do you fill the electrons in degenerate orbitals, explain? (AS1)
20.
Guess the reasons why Ionic compound have more melting and Boiling points when compared to covalent compounds?
21.
Explain a chemical reaction to show the differenc between Ethyl alchol and Acetic Acid? (AS3)
22.
Sudheer has observed change of colour in pieces of apple after cutting and also rusting of iron for the iron gate at his home. What could be the reason for all these? Explain the same type of situations in our daily life? (AS6) Section - IV 1×5 =5
Note:
1. 2.
Answer any one question of the following questions. Each question carries five marks.
23.
As shown in figure, light ray incident on concave mirror. Using ray rules, construct reflected ray for a given incident ray (Don’t use normal). Complete the diagram and explain the steps for getting the reflected ray.
24.
We know the ratio of Hydrogen and oxygen in water is 2:1, what type experimental arrangement you prefer in order to prove the above fact? Explain with diagram? 7 7
General Science Paper - I Sub: Physical Sciences (English Version) Time: 2½ hours
Max Marks:50 Part-B
5 × 2 = 10
Attach Part- B questions paper to the main answer book of part-A Time: 30 minutes
Marks:15
Instructions: 1. 2. 3. 4. I
Answer all the quetions. Each question carries ½ marks. Answers are to be written in the question paper only. Marks will not be awarded in case of any over writing and rewriting or erased answers.
Write the capital letter showing the correct answer for the following questions in the brackets provided against them. 1.
10g of ice at 0°C is mixed with 10g of water at 60°C the resultant temperture of the mixes is (consider the heat tranfer between these two systems only) ( ) A) -20°C B) -10°C C) 0°C D) 20°C
2.
An object is kept at the distnce of 10 cm from the mirror. If the object is moved 6cm towards the mirror then the difference the distances of object and image in the two cases is ( ) A) 8cm B) 4cm C) 10cm D) 16cm
3.
Which of the following is not true for a biconvex lens ( ) A) The focal length of biconvex lens is always positive B) The focal length of biconvex lens depends on material of the lens used and the medium in which it is kept. C) Biconvex lens can form both virtual and real images for real objects. D) It is used to correct hyper metropia
4.
An real object is kept at 20 cm from the convex lens and its real image is found at 20cm only. What is the focal length of the lens. ( ) A) 20cm B) 10cm C) 5cm D) 15cm
5.
In an experiment Brahmanandam took 9cm thickness of glass slab, he calculated the vertical slab as 1cm. What is the refractive index of glass slab ( ) A)
9 8
B)
8 9
C) 8 8
4 3
D)
9 7
6.
A coil is suspended from the ceiling as shown in the figure. A bar magnet is moving towards the coil then which of the following is not correct SN
(
)
A) With respect to bar magnet the direction of current in the coil is anti clock wise B) The field due to coil is opposite to the field due to bar magnet C) The current generated in the coil depends on the velocity of the bar magnet D) The emf generated in the coil depends on the resistance of the coil P 7.
B Let the resistance between P and Q is R. Find the equivalent resistance between A and B
○
R
○ ○ ○
60 ○
○
Q A) 8.
(
)
(
)
A B)
C)
D)
Whch of the following is not true for refraction A) During refraction frequency of light does not change.
B) When light ray moves from denser medium to rarer medium the angle of refraction is greater than angle of incidence C) During refraction the light always bends at the interface of two medium D) A fish in a pond appears closer than its original distance when viewed from top of the pond. 9.
An iron box at 60°C contains H2 gas at 30°C initially which of the following is not true. ( ) A) Heat flows from Iron box to gas B) The heat lost by the iron depends on specific heats of iron and H2 gas and masses of the box and gas. C) the system never comes to thermal equilibrium . D) At thermal equilibrium the average kinetic energy of iron atom is equal to average kinetic energy of the hydrogen molecule.
10. O
○
○
○
○
As shown in the figure an electron is projected perpendicular to the solenoid axis (gaps are available between the turns) The current in the solenoid is anti clock wise assume the magnetic field due to solenoid is uniform. Which of the following diagram is true. ( )
9 9
A)
B)
C)
D)
11.
CuSO4 + Fe → FeSO4 + Cu , equation indicates A) displacement B) decomposition C) combination D) Double displacemnet
(
)
12.
NaHCO3 means A) Baking Soda C) Di Sodium Hydrogen Carbonate
(
)
B) Washing Soda D) All the above
13.
Magnetic quantum number values of 3d orbital A) -1, 0, +1 B) -2, -1, 0, +1, +2 C) 0 D) -3, -2, -1, 0, +1, +2+3
(
)
14.
Element with atomic number ‘15’ belongs to ____ block in periodic table A) S-bolck B) P-block C) d-block D) f-block
(
)
15.
Nature of substance applied on skin when we stung honey bee ____ ( A) Strong acid B) Strong base C) Weak acid D) Weak base
)
16.
Which method is useful to remove imputies from Zinc Blende___ ( ) A) Hand Picking B) Wsshing C) Froth floatation D) Magnetic Separation
17.
Which among the following is an or of sulphide_____ A) Carnalite B) Horn Silver C) Cinnabar
18.
(
)
D) Magnesite
During poting process while using green wood the released reducing gases prevent the metal from____ ( ) A) Reduction B) Oxidation C) neutralisation D) liquation CH 2 − CH − CHO
19.
| Cl
| Cl
, IUPAC Name of the compound is
A) Cyclo butane C) 3, 2 Di chloro propanal 20.
B) 2,3 - Di chloro propanal D) 2 Chloro butanadehyde
Atomic weight of Beryllium is 9. Then equivalent weights A) 13.5 B) 9 C) 4.5 D) 2 10 10
(
)
Fill in the blanks with suitable answers each question carries ½ marks 10 × ½ = 5 marks 21.
The potential difference between C and D _________________
22.
The cause of RAINBOW is _________________
23.
A biconvex lens of total length f is cut vertically as shown in the figure the focal length of each part in _____________
24.
A room temperature is 27°C. Its value in kelvin scale is _____________
25.
Cones is a Eye recognise _____________
Section - III Match the Following 26.
CaOCl2
(
)
a) Hydrated salt
27.
CuSO4 5H2O
(
)
b) first synthesized compound
28.
C6H10
(
)
c) Rusting
29.
Fe2O3
(
)
d) Bleaching power
30.
NH2 CONH2
(
)
e) Alkyne f) Alkene g) De hydrated salt.
11 11
General Science Paper - I Sub: Physical Sciences (Telugu Version) Parts A & B Time: 2½ hours
Max Marks:50
Instructions: 1. 2.
Answer the questions under part - A on a seperte answer book. Write the answer to the questions under part-B on the question paper iteself and attach it to the answer book of part-A
Time: 2 hours
Max Marks:35 Part-A Section - I
dü÷#·q\T:
5 × 2 = 10
1.
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1.
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2.
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3.
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4.
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5.
ô|q’ Çe«ã&çq pH ùdÿ\TqT >∑eTì+∫, ÁøÏ+~ Á|üXï¯ \≈£î »yêãT*eTTà (i)
øå±s¡ dü«uÛ≤eeTT ø£*–q e÷qe X¯Øs¡ Á<äe+ @~?
(ii)
ìeTàs¡deü TT nH˚~ ã\yÓTqÆ ÄeT¢e÷ ˝Òø£ ã\V”≤qyÓTqÆ ÄeT¢e÷?
(iii)
ô|q’ Çe«ã&çq Á<äeeTT\˝À @$ ã\yÓTqÆ øå±s¡ dü«uÛ≤eeTT ø£*– ñ+{≤sTT.
(iv)
ùd«<äq »\eTT jÓTTø£ÿ pH $\Te b+‘·?
6.
bı{≤wæjT· + |üse¡ ÷DTe⁄˝À ∫e] ø£ø´å£ ˝À Á|üy•˚ +∫q b\Áø±ºHé jÓTTø£ÿ Hê\T>∑T ø±«+≥+ dü+K´\ $\Te\qT Áyêj·T+&ç?
7.
‘X’ nH˚ (i) (ii)
8.
eT÷\ø£eTT 3e |”]j·T&é eT]j·TT 13e Á>∑÷|t≈î£ #Ó+~q~. ÁøÏ+~ Á|üXï¯ \≈£î »yêãT*eTTà? ‘X’ eT÷\ø£eTTjÓTTø£ÿ b\Áø±ºHé $Hê´düeTTqT Áyêj·T+&ç. ‘X’ jÓTTø£ÿ y˚\˙‡ b+‘·?
yÓ<’ ´ä s¡+>∑+˝À ãø˘ $Tìwüsº Y |ü⁄\¢]Hé jÓTTø£ÿ bÕÁ‘·qT b˝≤ n_Ûq+~kÕÔe⁄? Section - II 4×1 =4
dü÷#·q\T: 9.
1.
á ÁøÏ+~ yêì˝À @y˚ì Hê\T>∑T Á|üXï¯ \≈£î düe÷<ÛëqeTT\T Áyêj·TTeTT. 2. Á|ü‹ Á|üXï¯ ≈£î ˇø£ e÷s¡Tÿ.
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10.
b\ÁøÏøº ˘ ã\T“˝À ≥+>¥dHºü é |ò\æ yÓT+{ŸqT yê&ÉT≥≈£î >∑\ ø±s¡DeTT @$T?
11.
eTqeTT ˙{Ï˝À ñqï|ü⁄Œ&ÉT edüTeÔ ⁄\qT düŒwü+º >± #·÷&É{≤ìøÏ ø£fifl¯ <ë›\qT yê&É‘ês¡T? b+<äT≈£î?
12.
˝…&é HÓÁ’ fÒ{ŸqT y˚&#ç d˚ qæ |ü⁄Œ&ÉT ˝…&é Ĭø‡’ &é‘√bÕ≥T @s¡Œ&˚ düyT˚ àfi¯qeTT\T @$? 2
13.
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14.
dæ*ø±Hé ˇø£ ns¡˝ú ÀVü≤+, Bìì ˙e⁄ b˝≤ düeT]úkÕÔe⁄? Section - III 4 × 4 = 16
dü÷#·q\T:
1.
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15.
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düTsπ wt 3 MT. ø£+fÒ b≈£îÿe <ä÷s¡+˝À ñ+&˚ edüTeÔ ⁄\qT düŒwü+º >± e÷Á‘·yT˚ #·÷&É>\∑ &ÉT. Ç‘·&TÉ &Üø£sº T¡ qT dü+Á|ü~+#·>± &Üø£sº Y düTsπ wt≈î£ ø=ìï s¡ø±\ ø£≥ø£eTT\qT yê&ÉeTì dü\Vü‰ì#êÃ&ÉT. a) düTs π wt @s¡øy£ TÓ qÆ <äèwæº ˝À|üeTTqT ø£*– ñHêï&ÉT? b) <äèwæ˝ º À|üeTTqT ìyê]+#·T≥≈£î &Üø£sº Y n‘·ìøÏ @ s¡øy£ TÓ qÆ ø£≥ø£eTT\qT yê&ÉeTì dü\Vü‰ Ç#ÓÃqT. c) Ä ø£≥ø£eTT\ HêuÛ´Ñ +‘·se ¡ TT b+‘· ñ+&ÉTqT?
17.
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e&ç‘√ ≈£î&çy|’Ó ⁄ü x-~X¯˝À ø£~*ùd,Ô yêVü≤ø£ ø=q\ eT<Û´ä $<äT´#êä\ø£ã\+ b+‘·?
b)
$<äT´‘Y Á|üyêVü≤ ~X¯qT ‘Ó*Œ, <ëìøÏ >∑\ ø±s¡D≤ìï ‘Ó\Œ+&ç?
c)
Ä $<äT´‘Y $\Te b+‘·?
3
18.
F 100°C
0°C
5°C
B
C
F
Q
ñwüeí TT
5°C A
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ˇø£{Ï ø£+fÒ b≈£îÿe b\Áø±ºqT¢ >∑\ |üse¡ ÷DTe⁄\˝À b\Áø±ºq¢ neT]ø£qT $e]+#·T≥≈£î ñ|üø]£ +#˚ ìj·Te÷˝Ò$? yê{Ï‘√ düeTX¯øÔÏ Ä]“{≤fi¯fl˝À b\Áø±ºq¢ neT]ø£ @ ìj·TeT+ Ä<Ûës¡+>± »s¡T>∑T‘·T+<√ k˛<ëVü≤s¡D+>± $e]+#·+&ç?
20.
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21.
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22.
ì» J$‘·+˝À #˚‹‘√ @]y˚jT· &É+, ˙{Ï‘√ ø£&>É &∑ +É e+{Ï Á|üÁøÏjT· \T @ dü+<äsꓤ\˝À yê&ÉT‘ês¡T? ˝ÀVü‰ìï kÕ+ÁBø£]+#·&+É ˝À M{Ïì b˝≤ b˛\TkÕÔsT¡ ? Section - IV 1×5 =5
dü÷#·q\T:
1.
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23.
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24.
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General Science Paper - I Sub: Physical Sciences (Telugu Version) Part A & B Time: 2½ hours
Max Marks:50 Part-B
5 × 2 = 10
Attach Part- B questions paper to the main answer book of part-A Time: 30 minutes
Marks:15
Instructions: 1.
nìï Á|üXï¯ \≈£î »yêãT\T sêj·T+&ç. 2. Á|ü‹ Á|üXï¯ ≈£î ½ e÷s¡Tÿ. 3. düe÷<ÛëqeTT\qT Á|üXÊï|üÁ‘·eTT˝ÀH˚ Áyêj·Te˝…qT. 4. ~<äã› &çq eT]j·TT #Ó]|æyj ˚ T· ã&çq düe÷<ÛëqeTT\≈£î e÷s¡Tÿ\T y˚jT· ã&Ée⁄.
I
á ÁøÏ+~ Á|üXï¯ \≈£î dü]jÓTÆ q düe÷<ÛëqeTT\T bqTïø=ì <ëìì ‘Ó*ù| nø£så e¡ TTqT (A, B, C, D) Áu≤¬ø≥¢˝À ô|<ä› nø£så e¡ TT\‘√ (CAPITAL LETTERS) Áyêj·T+&ç. 1.
0°C
e<ä>› \∑ 10 Á>±eTT\ eT+#·TqT 10 Á>±eTT\ ˙s¡T 60°C ≈£î ø£\T|ü>± |ò*ü ‘· ñc˛íÁ>∑‘· b+‘·? (á s¬ +&ÉT e´edü\ú eT<Û´ä e÷Á‘·yT˚ ñwüeí ÷]Œ&ç »]–q<äì uÛ≤$+#·e˝…qT) ( ) A) -20°C
2.
C) 0°C
D) 20°C
ˇø£ edüTeÔ ⁄ düeT‘·\ <äsŒ¡ DeTT qT+&ç 10 ôd+.MT. <ä÷s¡eTT˝À ñ+#·ã&çq~. <ëìì n#·Ã≥qT+&ç <äsŒ¡ DeTT yÓ|’ ⁄ü ≈£î 6 ôd+.MT. ø£~*+#·ã&çq~. á s¬ +&ÉT dü+<äsꓤ\˝Àì edüTÁÔ |ü‹_+ãeTT\ eT<Û´ä uÒ<ä <ä÷s¡eTT. ( ) A) 8cm
3.
B) -10°C
B) 4cm
C) 10cm
D) 16cm
~«≈£î+uÛ≤ø±s¡ ø£≥ø£eTT\˝À á ÁøÏ+~ yêì˝À ì»eTT ø±ì~ ( ) A) ~«≈£î+uÛ≤ø±s¡ ø£≥ø£eTT HêuÛ´Ñ +‘·se ¡ TT b\¢|⁄ü Œ&ÉT <ÛHä ê‘·àø£+ B) ~«≈£î+uÛ≤ø±s¡ ø£≥ø£eTT jÓTTø£ÿ HêuÛ´Ñ +‘·se ¡ TT ø£≥ø£ ‘·j÷· ØøÏ yê&çq |ü<ës¡eú TT MT<ä, <ëìì ñ+#·ã&çq j·÷q≈£eTT MT<ä Ä<Ûës¡|&ü TÉ ‘·T+~. C) ì»edüTe Ô ⁄‘√ ~«≈£î+uÛ≤ø±s¡ ø£≥ø£eTT ì», $T<Ûë´ Á|ü‹_+ãeTT\qT @s¡Œs¡#T· qT. D) Bs¡È <äèwæº (Hypermetropia) ìyês¡D≈£î ~«≈£î+uÛ≤ø±s¡ ø£≥ø£eTTqT yê&ÉT‘ês¡T.
5
4.
≈£î+uÛ≤ø±s¡ ø£≥ø£eTT qT+&ç 20 ôd+.MT. <ä÷s¡eTT˝À ì»edüTeÔ ⁄qT ñ+∫‘˚ ì»Á|ü‹_+ãeTT ≈£L&Ü 20 ôd+.MT. e<ä› @s¡Œ&ç+~. á ≈£î+u≤ø±s¡ ø£≥ø£ HêuÛ´Ñ +‘·se¡ TT b+‘·? ( ) A) 20cm
5.
C) 5cm
D) 15cm
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