genetics, evolution of life & ecological biodiversity - Category wise Question and Answer Practice Test with Solutions

Question : 26

Fossils are

a) Remains of plants and animals that are still surviving

b) Remains of deadly plants and animals that are extinct

c) Both (a) & (b) 

d) None of the above

Question : 27

What was the most significant trend in the evolution of modern man (Homo sapiens) from his ancestors?

a) Increasing cranial capacity

b) Shortening of jaws

c) Binocular vision

d) Upright posture.

Question : 28

Which of the following does not contain chlorophyll?

a) Bryophyta

b) Fungi

c) Algae

d) Pteridophyta

Question : 29

Which one of the following groups of animals is correctly matched with its one characteristic feature without even a single exception ?

a) Chondrichthyes : possess cartilagious endoskeleton

b) Reptilia : possess 3 - chambered heart with one incompletely divided ventricle

c) Chordata : possess a mouth provided with an upper and lower jaw

d) Mammalia : give birth to young one.

Question : 30 [PSC (Pre) 2019]

Mammoth is the ancestor of

a) Camel

b) Dog

c) Horse

d) Elephant