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.

1,256.

What is NOT a supporting tissue in plant?

A.

collenchymas

B.

coracoid

C.

parenchyma

D.

sclerenchyma

E.

xylem

Correct answer is B

No explanation has been provided for this answer.

1,257.

Which statement about how all life started is NOT true according to current thinking on evolutionary trends?

A.

animals to plant life

B.

aquatic to terrestrial forms

C.

non-specialization to specialization in functions

D.

simple to complex forms

E.

unicellularity to multicellularity

Correct answer is A

No explanation has been provided for this answer.

1,258.

The result of placing a plant cell in a hypertonic solution for a long time is ________of the cell.

A.

crenation

B.

flaccidity

C.

haemolysis

D.

turgidity

E.

vasodilation

Correct answer is B

No explanation has been provided for this answer.

1,259.

Bacteria which derive energy for food synthesis by oxidizing certain inorganic compounds are said to be

A.

chemosynthetic

B.

heterotrophic

C.

parasitic

D.

photosynthetic

E.

saprophylic

Correct answer is A

No explanation has been provided for this answer.

1,260.

An example of a disease linked to the sex-chromosome is

A.

colour blindness

B.

gonorrhea

C.

night blindness

D.

syphilis

E.

tuberculosis

Correct answer is A

No explanation has been provided for this answer.