GATE (Graduate Aptitude Test in Engineering) Ecology: Questions 34 - 37 of 45

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Question 34

Biogeography and Evolutionary Ecology

Appeared in Year: 2019

Question

MCQ▾

According to MacArthur and Wilson՚s theory of island biogeography, the number of species on an island is a balance between

Choices

Choice (4)Response

a.

Mutation and migration

b.

Colonization and speciation

c.

Speciation and extinction

d.

Colonization and extinction

Question 35

Appeared in Year: 2019

Question

MCQ▾

Which of the following plots describes the expected relationship between population size (y-axis) and generation time (x-axis) in vertebrates? Here, each data point represents a different vertebrate species and the generation time is defined as the average interval between two generations.

Population Size (Y-Axis) and Generation Time (X-Axis)

Choices

Choice (4)Response

a.

iv

b.

i

c.

iii

d.

ii

Question 36

Evolution and Diversification of Life

Appeared in Year: 2019

Question

MCQ▾

The evolutionary change in the timing of development is known as

Choices

Choice (4)Response

a.

Heterochrony

b.

Heterotopy

c.

Homochrony

d.

Homotopy

Question 37

Appeared in Year: 2019

Question

MCQ▾

Which of the following statements is LEAST likely to explain the evolution of dispersal?

Choices

Choice (4)Response

a.

Dispersal regulates population densities

b.

Dispersal reduces sibling conflict

c.

Dispersal reduces parent-offspring conflict

d.

Dispersal enhances chances of finding novel habitats

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