AMC Academic Test Preparation 2021 | Test-12 | AMC Preparation Completed
AMC Academic Test Preparation
2021
Test-12
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Biology
Q.1- The water of guttation is forced out of the leaves by:
A) Diffusion
B)Root Pressure
C) Imbibition
D) Active transport
Ans. B
Q.2- The transport of substances from a region of its lower concentration to its higher concentration is called:
a) Osmosis
b) Imbibition
c) Active transport
d) Passive transport
Ans. C
Q.3- The taking up of a liquid by a substance with the resultant swelling in volume is called:
a) Plasmolysis
b) Imbibitions
c) Diffusion
d) Active transport
Ans. B
)Q.4- The shrinkage of protoplasm due to ex-osmosis of water from the cell is called:
a) Osmosis
b) Deplasmolysis
c) Plasmolysis
d) Imbibition
Ans. C
Q.5- The process where by water moves through the plants is known as :
a) Transpiration
b) Translocation
c) Guttation
d) Osmosis
Ans. B
Q.6- Which of the following conducts water inside plant body?
a) phloem
b) xylem
c) cortex
d) pith
Ans. B
Q.7- Which of the following percentage of transpiration usually occurs through the stomata?
a) 30%
b) 50%
c) 60%
d) 90%
Ans. D
Q.8- Chlorophyll mainly absorbs red light and:
a) Green light
b) Yellow light
c) Blue light
d) Orange light
Ans. C
Q.9- Which of the following colours of light work best for photosynthesis?
a) Red
b) Yellow
c) Blue
d) Both a and c
Ans. D
Q.10- Which of the following conditions in a plant cell would increase the uptake of water?
a) osmotic pressure is higher than the turgor pressure
b) osmotic pressure is equal to turgor pressure
c) osmotic pressure is less than the turgor pressure
d) both a and c
Ans. A
Q.11- The process of preventing the birds from flying is called
a) brailing
b) debeaking
c) dubbing
d) pecking
Ans. a
Q.12- Veins seen in the leaves serve the function of
a) Photosynthesis
b) Transpiration
c) Storage
d) Conduction
Ans. d
Q.13- Goitre is caused by the deficiency of
a) Iodine
b) Chlorine
c) Sodium
d) Calcium
Ans. a
Q.14- Wisdom teeth is the :
a) 1st molar teeth
b) 2nd molar teeth
c) 3rd molar teeth
d) 4th molar
Ans. c
Q.15- Scurvy is caused due to the deficiency of :
a) Vitamin-D
b) Vitamin-K
c) Vitamin-E
d) Vitamin-C
Ans. D
Chemistry
Q.16- The space around the nucleus where the probability of finding the electron is maximum is called
a) an orbital
b) an orbit
c) energy level
d) a shell
Ans. a
Q.17- A dual character of matter particles in motion was postulated by
a) De–Broglie
b) Planck
c) Einstein
d) Schrodinger
Ans. a
Q.18- The spectral lines of Paschen series (visible region) are produced when electron jumps from higher orbit to
a) 1st orbit
b) 2nd orbit
c) 3rd orbit
d) 4th orbit
Ans. c
Q.19- A spectrum showing only certain colours of light is called
a) continuous
b) line
c) discontinuous
d) Band
Ans. B
Q.20- Which of the following colours has the longest wavelength in the visible spectrum of light
a) red
b) blue
c) violet
d) green
Ans. A
Q.21- Which of the following cannot reduce Fehling's solution?
a) Formic acid
b) Acetic acid
c) Formaldehyde
d) Acetaldehyde
Ans. b
Q.22- Which of the following acids does not form anhydride?
a) Formic acid
b) Acetic acid
c) Propionic acid
d) n-butyric acid
Ans. a
Q.23- The acid which does not contain –COOH group is;
a) Ethanoic acid
b) Lactic acid
c) Picric acid
d) Palmitic acid
Ana. c
Q.24- Trans-esterification is a reaction between;
a) two ester molecules
b) Alcohol and carboxylic acid
c) Alcohol and ether
d) Alcohol and ester
Ans. d
Q.25- Acetone on heating with ammonia produces;
a) Acetaldehyde
b) Diacetone alcohol
c) Diacetoneamine
d) Hydrobenzamide
Ans. c
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Physics
Q.26- Which of the following quantities is a vector quantity?
a) Mass
b) None of these
c) Time
d) Length
Ans. b
Q.27- According to special theory of relativity, space and time have?
a) Absolute meaning
b) Conceptual meaning
c) Relative meaning
d) Selective meaning
Ans. c
Q.28- A convex lens of focal length ‗ f ‗ is immersed in a liquid of refractive index less than that of lens material, its focal length?
a) None of these
b) Remains unchanged
c) Decreases
d) Increase
Ans. d
Q.29- When a gas is compressed?
a) Its temperature decreases
b) Its temperature remains unchanged
c) None of these
d) Its temperature increases
Ans. d
Q.30- The resistance of a potentiometer must be kept high?
a) To compare e.m.f
b) To compare the potential difference
c) To compare current
d) To compare charges
Ana. b
Q.31- When a torque acting on a system is zero, which of the following will be constant?
a) Linear impulse
b) Linear momentum
c) Angular momentum
d) Forces
Ans. c
Q.32- A junction diode when forward biased behaves as a evice of?
a) Infinite resistance
b) High resistance
c) Zero resistance
d) Low resistance
Ans. d
Q.33- Due to the sudden burst of an inflated Tyre, the temperature of air inside the Tyre?
a) Increase
b) Remains constant
c) Decreases
d) None of these
Ans. c
Q.34- Which of the following suggests that light waves are transverse in nature?
a) Interference
b) All of above
c) Diffraction
d) Polarization
Ans. d
Q.35- Inertia of a body is measured in terms of its?
a) Mass
b) Weight
c) Velocity
Ans. A
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English
Q.36- Either Sana or her friends ______ present there.
A) was
B) were
C) is
D) none
Ans. B
Q.37- Do you mean to say you exchanged that lovely car ____ this?
A) with
B) on
C) by
D) for
Ans. D
Q.38- Sana is different _______ other girls.
A) than
B) with
C) from
D) to
Ans. C
Q.39- He always insisted ____ his opinion.
A) to
B) in
C) on
D) over
Ans. C
Q.40- The shopkeeper has charged me ten rupees _______ this book.
A) at
B) with
C) For
D) of
Ans. C
Q.41- Synonym of “covenant” is _________?
A) prayer
B) garden
C) agreement
D) debate
Ans. C
Q.42- Synonym of “inordinate” is _________?
A) excessive
B) illegal
C) bad
D) demanding
Ans. A
Q.43- Synonym of “morose” is _________?
A) calm
B) gloomy
C) misty
D) diseased
Ans. B
Q.44- Synonym of “prowess” is _________?
A) beauty
B) pride
C) outstanding ability
D) determination
Ans. C
Q.45- Synonym of “pecuniary” is _________?
A) money
B) architecture
C) warfare
D) indolence
Ans. A
Q.46- Antonym of LUCID is _____________?
A) Evident
B) Obvious
C) Explicit
D) Vague
Ans. D
Q.47- What is antonyms of word Restoration?
A) Lexicon
B) Balm
C) Hoarding
D) Depredation
Ans. D
Q.48- Antonym of “banal” is __________.
A) sincere
B) wealthy
C) extraordinary
D) trustworthy
Ans. C
CQ.49- Antonym of “peaked” is _________.
A) tired
B) arrogant
C) pointy
D) ruddy
Ans. D
DQ.50- Antonym of DEXTEROUS is _____________?
A) Inexpert
B) Acute
C) Active
D) Able
Ans. A
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