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.

3,906.

How many nuclei are found in pollen tube during fertilization? 

A.

2

B.

3

C.

5

D.

6

E.

7

Correct answer is B

No explanation has been provided for this answer.

3,907.

A flowering plant is monoecious if

A.

The androecium is found on one plant

B.

The gynoecium is monocarpous

C.

It produce essential organ

D.

The gynoecium and androecium are on the same plant

E.

The flowers are unisexual

Correct answer is D

No explanation has been provided for this answer.

3,908.

Which of the following statements is NOT true of the piliferous layer of root? It

A.

Has a very thin cuticle

B.

Is the outermost layer of the cortex

C.

May bear root hairs

D.

Breaks down as the root ages

E.

Is replaced by cork in old roots

Correct answer is A

No explanation has been provided for this answer.

3,909.

Which of the following types of vertebrae occur in equal numbers in the rabbit, rat and man?

A.

Caudal

B.

Thoracic

C.

Lumber

D.

Cervical

E.

Sacral

Correct answer is D

No explanation has been provided for this answer.

3,910.

Which of the following correctly summarizes the life cycle of the fern plant?

A.

Spore → prothallus → thallus → sporangium

B.

Male and female gamentangia → zygospores → sporangium → spores

C.

Spore → thallus → spermatozoa + ovum → sporangium

D.

Prothallus → spermatozoid → +egg cell → leafy plant → sporangium → spore

Correct answer is D

No explanation has been provided for this answer.