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.

4,241.

Which one of the following is not an excretory product?

A.

Urine

B.

Sweat

C.

Faeces

D.

Salts

E.

Carbon-dioxide

Correct answer is C

The major excretory products are carbon dioxide, excess water, and nitrogenous compounds like ammonia, urea, uric acid.

It is simply a matter of definition. Because feces are basically the remnants, remains, leftovers of food ingested but not digested (hence the remains,) its removal is named egestion.

4,242.

In which of the following tissue do the cells have the ability to divide?

A.

Meristem

B.

Sclerenchyma

C.

Phloem

D.

Collenchyma

E.

Pith

Correct answer is A

No explanation has been provided for this answer.

4,243.

A gland in the human body secretes two hormones, one of which causes a disease called diabetes when there is a deficiency. Which of these organ produce the hormone?

A.

spleen

B.

 Parathyroid

C.

Adrenal body

D.

Thyroid

E.

Pancreas

Correct answer is E

No explanation has been provided for this answer.

4,244.

The farmer cannot check soil erosion effectively by

A.

Constructing is ridges of planting across the slope

B.

Cultivating cover crops

C.

Practising strip farming

D.

Clearing the land of vegetation

E.

Constructing terraces

Correct answer is D

No explanation has been provided for this answer.

4,245.

Which of these is not a type of soil?

A.

Sand

B.

Granite

C.

Loam

D.

 Clay

E.

Sandy loam

Correct answer is B

No explanation has been provided for this answer.