Jamb Biology Past Questions and Answers

Question 2271:

• JAMB 2021

Which of the statements below is not characteristic of wind-pollinated flowers?

A. Stigmas are usually large and feathery
B. Nectary is usually absent
C. The pollen grains have rough spiny surfaces
D. The flowers are not scented.

Question 2272:

• JAMB 2021

Some of the features of an animal are scales, teeth, nares, and backbone. The animal is likely to be a?

A. Toad
B. Bird
C. Lizard
D. Rat

Question 2273:

• JAMB 2021

Choose the sequence which represents the correct order of organisms in a food chain

A. Grass, snake, toad, grasshopper, hawk
B. Grass, grasshopper, toad, snake, hawk
C. Grass, grasshopper, snake, toad, hawk.
D. Grass, snake, grasshopper, toad, hawk

Question 2274:

• JAMB 2021

Flatworms and roundworms are said to be invertebrates because?

A. They are small animals
B. They can live inside the vertebrates
C. Some of them are unicellular
D. They have no backbones

Question 2275:

• JAMB 2022

The correct pathway for blood flow from the heart to the tissues of mammals is?

A. Heart-arteriole-artery-tissues
B. Heart-artery-arteriole-tissues
C. Heart-vein-venule-tissues
D. Heart-venule-vein-tissues