JOIN ADRE 2.0 Telegram Group

NCERT - Class 12 Biology Questions and Answers from Chapter "Evolution" | GkSeries

Questions
31 Selective breeding of organisms (Animal husbandry and plant breeding programs) for specific desirable characteristics are examples of
1 Mutation
2 Artificial selection
3 Reverse evolution
4 Natural selection

Answer: Artificial selection
32 According to Darwin, evolution is _______.
1 A slow, gradual and continuous process.
2 A sudden but discontinuous process
3 A slow and discontinuous process.
4 A slow, sudden and discontinuous process

Answer: A slow, gradual and continuous process.
Advertisement
Article and Schedule Quiz Start Test!

DOWNLOAD CURRENT AFFAIRS PDF FROM APP

33 Fossils are most commonly preserved in
1 Metamorphic rocks
2 Igneous rocks
3 Sedimentary rocks
4 Any type of rock

Answer: Sedimentary rocks
34 Darwin judged the fitness of an individual by
1 Ability to defend itself
2 Strategy to obtain food
3 Number of offspring
4 Dominance over other individuals

Answer: Number of offspring
35 Darwin’s Finches are an excellent example of
1 Floral characters
2 Evolutionary relationships
3 Morphological features
4 Chemical constituents

Answer: Evolutionary relationships
36 Divergent evolution of a single group of organisms in a new environment is called ______.
1 Adaptive radiation
2 Uniformitarianism
3 Catastrophism
4 Convergent evolution

Answer: Adaptive radiation
37 Tendrils in plants are an example of
1 Convergent evolution
2 Adaptive radiation
3 Divergent evolution
4 Co-evolution

Answer: Convergent evolution
38 Which of the following sentences is correct about microspheres?
1 Don't have all properties of life
2 Composed of many protein molecules
3 Bud to form smaller microspheres
4 All of these are correct

Answer: All of these are correct
39 What was the most significant trend in the evolution of modern man (Homo sapiens) from his ancestors?
1 Increasing brain capacity
2 Upright posture
3 Shortening of jaws
4 Binocular vision

Answer: Increasing brain capacity
40 Small and spherical vessels, bounded by a membrane like layer of amino acids are
1 Liposomes
2 Ribozymes
3 Protocell
4 Microspheres

Answer: Microspheres
41 In nature, the process by which different organisms evolve similar traits is called ______.
1 Genetic drift
2 Artificial selection
3 Divergent evolution
4 Convergent evolution

Answer: Convergent evolution
42 Which of the following is used as an atmospheric pollution indicator?
1 Lepidoptera
2 Lichens
3 Lycopersicon
4 Lycopodium

Answer: Lichens
43 Analogous organs arise due to:
1 divergent evolution
2 artificial selection
3 genetic drift
4 convergent evolution

Answer: convergent evolution
44 Evolution of life shows that life forms had a trend of moving from:
1 land to water
2 dryland to wet land
3 fresh water to sea water
4 water to land

Answer: water to land
45 Fossils are generally found in:
1 Sedimentary rocks
2 Igneous rocks
3 Metamorphic rocks
4 Any type of rock

Answer: Sedimentary rocks

ADRE 2.0 FULL LENGTH MOCK TEST

Take Mock Tests

Missiles Mock Test Start Test!
SSC MTS Mock Test Start Test
IBPS CLERK MOCK TEST Start Test
SSC MTS 2022 JULY 26 Shift 1 (ENGLISH) Start Test!
SSC GD Previous Year Paper 2021 Nov 17 Shift - I (Hindi) Start Test!
SSC CGL Tier - 1 PYP 2022 April 21 Shift- 1 (ENGLISH) Start Test!
MPSC PAPER I MOCK TEST 1 (ENGLISH) Start Test!
IB Security Assistant Mock test 1 (english) Start Test!
UP POLICE CONSTABLE MOCK TEST 1 Start Test!
DELHI POLICE CONSTABLE MOCK TEST 1 (HINDI) Start Test!

Chapters

Advertisement