Biology questions and answers

Biology Questions and Answers

How well do you understand living things and their vital processes? Whether you are preparing for JAMB, WAEC, NECO and Post-UTME, these Biology past questions and answers cover such subjects as the chemistry of life, botany, evolution, genetics, ecology etc to help you know what to expect, improve your speed and confidence and be really prepared for the actual aptitude test.

1,136.

Which of these organisms is most likely to have the least number if found within the same habitat?

A.

grasshopper

B.

hawk

C.

lizard

D.

snake

E.

toad

Correct answer is B

No explanation has been provided for this answer.

1,137.

An example of a sex-linked trait is

A.

ability to roll the tongue

B.

ability to taste PTC

C.

baldness

D.

blindness

E.

blood group

Correct answer is C

No explanation has been provided for this answer.

1,138.

Which of these is NOT an excretory organ/organelle?

A.

flame cell

B.

kidney

C.

malphigian tubule

D.

nephridium

E.

spiracle

Correct answer is E

No explanation has been provided for this answer.

1,139.

When both alleles in a heterozygous individual are fully expressed in the phenotype of the F generation, this phenomenon is described as

A.

codominance

B.

dominance

C.

incomplete dominance

D.

mutation

E.

recession

Correct answer is A

No explanation has been provided for this answer.

1,140.

In a case of disputed paternity the most likely clue to resolving the problem is to match the ________________ of the baby with that of the father.

A.

blood group

B.

facial appearance

C.

fingerprint

D.

sex type

E.

skin color

Correct answer is A

No explanation has been provided for this answer.