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Q. No.Which of the following statements is incorrect?
1.
Life processes are consequences of reactions that occur in an organism.
2.
Living organisms are made of inorganic and organic compounds.
3.
Life comes from pre-existing life.
4.
Genes are not responsible for the stability or changeability of species.
Subtopic: Other Theories of Origin of Life |
88%
Level 1: 80%+
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Similar adaptations in biologically unrelated species is:
| 1. | stabilizing selection |
| 2. | convergent evolution |
| 3. | blending inheritance |
| 4. | natural selection |
Subtopic: Concept of Organic Evolution: Evidence: 2 | Concept of Organic Evolution: Evidence |
86%
Level 1: 80%+
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For primary abiogenesis, Oparin opined that the primeval Earth atmosphere lacked:
1. Hydrogen
2. Free oxygen
3. Methane
4. Ammonia
1. Hydrogen
2. Free oxygen
3. Methane
4. Ammonia
Subtopic: Cosmic Evolution | Origin of Life: Chemical Evolution: 1 | Origin of Life: Chemical Evolution: 2 |
91%
Level 1: 80%+
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“An Essay on the Principle of Population” that possibly influenced both Darwin and Wallace was written by:
1. JBS Haldane
2. T R Malthus
3. Eldregde and Gould
4. Georges Cuvier
Subtopic: Darwin's Theory |
81%
Level 1: 80%+
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Which of the following conditions was not there in the Earth at the time of origin of first life form?
| 1. | High Temperature |
| 2. | Volcanic storms |
| 3. | Reducing atmosphere |
| 4. | Oxygen,Methane and Ammonia in the environment |
Subtopic: Origin of Life: Chemical Evolution: 1 | Origin of Life |
83%
Level 1: 80%+
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What will happen to the population of two forms of Biston betularia (peppered moth) inhabiting the region polluted due to emission of soot from industries?
A. Population of dark colored moth will increase
B. Population of both the forms will decrease
C. Population of light colored moth will increase
D. Population of dark colored moth will increase while the population of light colored moth will decrease
E. Population of both the forms will increase
Choose the correct answer from the options given below:
1. A and D only
2. C, D, and E only
3. C and D only
4. B, C, and D only
A. Population of dark colored moth will increase
B. Population of both the forms will decrease
C. Population of light colored moth will increase
D. Population of dark colored moth will increase while the population of light colored moth will decrease
E. Population of both the forms will increase
Choose the correct answer from the options given below:
1. A and D only
2. C, D, and E only
3. C and D only
4. B, C, and D only
Subtopic: Natural Selection |
91%
Level 1: 80%+
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The eye of Octopus and eye of cat different patterns of structure, yet they similar function. This is an example of
| 1. | homologous organs that have evolved due to divergent evolution |
| 2. | analogous organs that have evolved due to convergent evolution |
| 3. | analogous organs that have evolved due to divergent evolution |
| 4. | homologous organs that have evolved due to convergent evolution |
Subtopic: Natural Selection |
88%
Level 1: 80%+
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The brain capacities of Homo habilis is
1. Between 1200 - 1300 cc
2. 1400 cc
3. 650 - 880 cc
4. Between 1300 - 1350 cc
1. Between 1200 - 1300 cc
2. 1400 cc
3. 650 - 880 cc
4. Between 1300 - 1350 cc
Subtopic: Evolution of Homo Sapiens |
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Which of the following was NOT a constituent of experiments conducted by Miller in 1953?
1. C6H6
2. H2
3. NH3
4. Water vapours
1. C6H6
2. H2
3. NH3
4. Water vapours
Subtopic: Urey & Miller Experiment |
90%
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Which one among the following was probably a fish like Reptile found during evolutionary history of Land Reptiles?
1. Pelycosaurus
2. Ichthyosaurus
3. Tyrannosaurus
4. Therapsid
1. Pelycosaurus
2. Ichthyosaurus
3. Tyrannosaurus
4. Therapsid
Subtopic: Sources of Variation |
89%
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