Question 296:

• JAMB 1982

Which of the following is not associated with excretion in mammals

A. Glomerulus
B. Urea
C. Faeces
D. Carbon Dioxide
E. Bowman's capsule

Question 297:

• JAMB 1982

In the figure above the structured labelled X is the

A. Cellulose cell wall
B. Plasma membrane
C. Nuclear membrane
D. Mucilage wall
E. Ectoplasm

Question 298:

• JAMB 1983

Root hairs are developed from the

A. Root apex
B. Epidermis of root
C. Vascular bundles
D. Endodermis
E. Pericycle

Question 299:

• JAMB 1983

In a dicot leaf, guard cells differ from other epidermal cells because they

A. Have no definite shape
B. Lack nuclei
C. Are smaller
D. Contain chloroplast
E. Lack vacuole

Question 300:

• JAMB 1983

Which of the following structure is NOT found in the female agama lizard?

A. Pre-anal pads
B. Eardrum
C. Gular fold
D. Nasal scale
E. Nuchal crest