Jamb Biology 2021 Past Questions and Answers

Question 31:

• 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 32:

• 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 33:

• 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 34:

• 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