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.

4,256.

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.

4,257.

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.

4,258.

The dry indehiscent, winged fruit formed from one one carpel is known as

A.

Schizocarp

B.

Caryopsis

C.

Samara

D.

Nut

E.

Follicle

Correct answer is C

No explanation has been provided for this answer.

4,259.

The plumule is best described as?

A.

Part of the cotyledon

B.

Part of the endosperm

C.

A miniature shoot

D.

Structure near the micropyle

E.

Structure opposite the hilum

Correct answer is C

No explanation has been provided for this answer.

4,260.

Alkaline pyrogallol was used in an experiment. That experiment must have been connected with 

A.

Excretion

B.

Germination

C.

Transpiration

D.

Digestion

E.

Photosynthesis

Correct answer is E

Alkaline pyrogallol absorbs water and oxygen. So it is used in photosynthesis to test for the importance of water as one of the materials necessary for photosynthesis to take place.