Jamb Biology Past Questions and Answers

Question 276:

• JAMB 1982

when an operculate fish breathes it takes in water through the

A. Mouth and passes it out through the same way
B. Mouth and passes it out through the operculum
C. Operculum and passes it out through the mouth
D. Operculum and passes it out through the nostrils
E. Nostrils and passes it out through the operculum

Question 277:

• JAMB 1982

Which of the following tissue are made up of dead cells?

A. Meristematic
B. Xylem vessels
C. Cambium
D. Mesophyll
E. Palisade

Question 278:

• JAMB 1982

External ears of mammals consist of

A. Pinna and tympanum
B. Pinna only
C. Auditory meatus only
D. Auditory meatus and pinna
E. Auditory meatus and tympanum

Question 279:

• JAMB 1982

Any dry fruit which can break into several parts each containing one seed is a

A. Capsule
B. Aggregrate fruit
C. Legume
D. Schizocarp
E. Follicle

Question 280:

• JAMB 1982

Which of the following is NOT a function of mammalian blood?

A. Engulfing bacteria
B. Production of hormones
C. Transporting ureas
D. Distribution of heat
E. Transporting glucose