Jamb Biology Past Questions and Answers

Question 261:

• JAMB 1982

The glottis is the opening which leads to the

A. Oesophagus
B. Larynx
C. Nostrils
D. Pharynx
E. Mouth

Question 262:

• JAMB 1982

A tapeworm has no alimentary canal because

A. It is autotrophic
B. It does not feed
C. It has no enzymes
D. Its body absorbs digested food
E. The suckers on the scolex suck blood

Question 263:

• JAMB 1982

A grass hopper respires by the means of its

A. Lung-books
B. Gills
C. Lungs
D. Antennae
E. Tracheal tubes

Question 264:

• JAMB 1982

An onion bulb stores its food in the

A. Stem
B. Leaves
C. Roots
D. Cotyledon
E. Branches

Question 265:

• JAMB 1982

Roots of plants are normally

A. Positively phototropic
B. Negatively geotropic
C. Negatively hydrotropic
D. Positively hydrotropic
E. Negatively chemotropic