JAMB Biology Past Questions & Answers - Page 235

1,171.

Which of the following requires the use of carbon dating to prove that evolution has occurred? 

A.

Comparative anatomy

B.

Biochemical similarities

C.

molecular records

D.

Fossil records

Correct answer is D

No explanation has been provided for this answer.

1,172.

An example of cryptic colouration is the

A.

Mottled colours on the moths that rest in lichens

B.

bright colour of an insect pollinated flower

C.

Green colour of a plant

D.

Bright marks on poisonous tropical frog on variegated leaves

Correct answer is A

No explanation has been provided for this answer.

1,173.

Spines and shells on animals are adaptations for

A.

camouflage

B.

chemical defence

C.

physical defence

D.

mimicry

Correct answer is C

No explanation has been provided for this answer.

1,174.

The presence of sunken stomata and the folding of leaves are adaptations to

A.

Prevent entry of pathogens

B.

Reduce water loss

C.

Remove excess water

D.

Prevent guttation

Correct answer is B

No explanation has been provided for this answer.

1,175.

An argument against Lamarck's theory of evolution is that

A.

disuse of body part cannot weaken the part

B.

disused part is dropped off in the offspring

C.

acquired traits cannot be passed unto the offspring

D.

trait cannot be acquired through constant use of body parts

Correct answer is C

No explanation has been provided for this answer.