Living organisms - Jamb Biology Past Questions and Answers

Question 91:

• JAMB 1987

In a plant exhibiting alternation of generations, the diploid multicellular stage is known as

A. Gametophyte
B. Spermatophyte
C. Holophyte
D. Sporophyte

Question 92:

• JAMB 1987

The function of the clitellum in the earthworm is to

A. Aid digestion
B. Prevent desiccation
C. Assist locomotion
D. Secrete cocoon

Question 93:

• JAMB 1987

The crayfish is an arthropod because

A. Its body consist of a cephalothorax and an abdomen
B. It has a pair each of antennae and antennules
C. Every segment of its body carries a pair of appendages
D. Its body is covered with an exoskeleton made of chitin

Question 94:

• JAMB 1987

The hypha of Rhizopus is said to be non septate because it

A. Does not contain chlorophyll
B. Has no cross walls
C. Is vacuolated
D. Stores oil globules

Question 95:

• JAMB 1987

In most true ferns sporangia are grouped into

A. Indusium
B. Fronds
C. Prothalli
D. Sari