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Q. No.The animal group which does not exist in Galapagos island is
1.
Insects
2.
Protozoa
3.
Crustacea
4.
Amphibia
Subtopic: Darwin's Theory |
Level 3: 35%-60%
AIIMS - 2011
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Appearence of dark-coloured pepper moths among the light-coloured ones as a result of increased industrial pollution is an example of
| 1. | Disruptive selection |
| 2. | Stabilizing selection |
| 3. | Directional selection |
| 4. | None of the above |
Subtopic: Hardy Weinberg Law |
75%
Level 2: 60%+
AIIMS - 2010
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Match the columns
| Column I | Column II | ||
| A | Hugo de Vries | 1 | Inheritance of acquired characters |
| B | Julian Huxley | 2 | Multiplication of individual species in geographical proportion |
| C | Jean Baptiste | 3 | Mutation theory of evolution |
| A | B | C | |
| 1. | 1 | 2 | 3 |
| 2. | 2 | 3 | 1 |
| 3. | 3 | 1 | 2 |
| 4. | 3 | 2 | 1 |
Subtopic: Theory of Evolution & Lamarckism | Hugo De Vries Theory of Evolution |
Level 3: 35%-60%
AIIMS - 2010
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Hardy-Weinberg's principle of 'zero evolution' is based on
| 1. | genetic equilibrium | 2. | random mating |
| 3. | no migrations | 4. | All of the above |
Subtopic: Hardy Weinberg Law: 1 | Hardy Weinberg Law |
77%
Level 2: 60%+
AIIMS - 2010
Hints
What does the term 'reproductive isolation' refers to?
| 1. | An individual is unable to fertilise itself |
| 2. | Genes are not exchanged between two populations |
| 3. | Individuals from two populations never mate |
| 4. | Individuals form two populations never produce offsprings |
Subtopic: Concept of Isolation |
53%
Level 3: 35%-60%
AIIMS - 2010
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Below are listed some pairs of characters. the homologous pair is
| 1. | forelimbs of dog and camel |
| 2. | insect wing and batwing |
| 3. | feathers of birds and fins of fish |
| 4. | lens of vertebrate and arthropod |
Subtopic: Embryological Evidence of Evolution |
64%
Level 2: 60%+
AIIMS - 2010
Hints
Pythons possess tiny leg bones that serve no purpose in locomotion. Such organs are
| 1. | homologous organs |
| 2. | analogous organs |
| 3. | vestigial organs |
| 4. | Both (a) and (c) |
Subtopic: Embryological Evidence of Evolution |
85%
Level 1: 80%+
AIIMS - 2009
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The two critical steps in the evolution of humans were the
| 1. | evolution of bipedalism and the enlargement of the brain |
| 2. | making and using tools |
| 3. | using fire and making shelters |
| 4. | exhibiting culture and having sophisticated tools |
Subtopic: Evolution of Homo Sapiens |
82%
Level 1: 80%+
AIIMS - 2009
Hints
Why does it is said that looking at stars on a clear night sky means looking back in time?
| 1. | What we are seeing at that time is actually has stated its journey millions of years back |
| 2. | What we are seeing at that time is actually has stated its journey trillions of days back |
| 3. | What we are seeing at that time is actually has stated its journey thousands of days back |
| 4. | What we are seeing at that time is actually has stated its journey thousands of kilometers away |
Subtopic: Cosmic Evolution |
81%
Level 1: 80%+
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Which of the following statements are not true?
| 1. | The origin of life is considered a unique event in the history of universe. |
| 2. | Earth is just a speck. |
| 3. | Universe is almost 20 billion years old |
| 4. | Galaxies contain stars and clouds of gas and dust |
Subtopic: Cosmic Evolution |
79%
Level 2: 60%+
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