Heredity and Evolution [NSO Level 1- Science Olympiad (SOF) Class 10]: Questions 1 - 5 of 60

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Question 1

Heredity and Evolution

Question

MCQ▾

The main features of the theory of natural selection are

Choices

Choice (4)Response

a.

Limited food and space

b.

Over production

c.

Variation

d.

All a., b. and c. are correct

Question 2

Heredity and Evolution

Question

MCQ▾

Which following statement is not correct?

Statement : For inbreeding, malting of closely related individual within the same breed for generation

Statement : For outbreeding, breeding the unrelated animals of the same or different breed not having common ancestor

Choices

Choice (4)Response

a.

Only Statement is correct

b.

Statements 1 and 2 is incorrect

c.

Only Statement is correct

d.

Statements 1 and 2 is correct

Question 3

Heredity and Evolution

Question

MCQ▾

The organs have same basic structural plan and origin but different function is called as

Choices

Choice (4)Response

a.

Fossil

b.

Adaptation

c.

Analogous organs

d.

Homologous organs

Question 4

Heredity and Evolution

Question

MCQ▾

The factors which leads to speciation are

Choices

Choice (4)Response

a.

Genetic drift

b.

Variations

c.

Geographical isolation

d.

Convergent evolution

Question 5

Heredity and Evolution

Question

MCQ▾

Which is not correct statement regarding amniotes?

Choices

Choice (4)Response

a.

Some Develop inside mother՚s body

b.

Amniotes embryos develop in a fluid-filled sac

c.

Some developed outside a tough, semipermeable shell

d.

The amniotic sac contains everything an embryo needs to grow

Developed by: