FORM AND FUNCTIONS - Jamb Biology Past Questions and Answers

Question 311:

• JAMB 1987

A flower showing radial symmetry is said to be

A. Pentamerous
B. Protandrous
C. Protogynous
D. Actinomorphic

Question 312:

• JAMB 1987

The plantain reproduces asexually by

A. Suckers
B. Buds
C. Fragments
D. Spores

Question 313:

• JAMB 1987

Growth can best be determined in a population of Spirogyra by measuring the

A. Total length of the filament
B. Total widths of the filaments
C. Rate of photosynthesis in the population
D. Dry weights of the organism

Question 314:

• JAMB 1987

A severe deficiency of thyroxin results in

A. Diabetes mellitus
B. Sexual underdevelopment
C. Cretinism
D. Gigantism

Question 315:

• JAMB 1987

The growth of a coleoptile towards unilateral light source is due to

A. Rapid rate of photosynthesis
B. Unequal distribution of auxin
C. The effect of geotropism
D. The effect of photolysis