Question 316:

• JAMB 1983

An organism having one pair of identical genes is

A. A heterozygote
B. A hybride
C. An allelomorph
D. A homozygote
E. A diploid

Question 317:

• JAMB 1983

Plants which can survive in places where the water supply is limited are

A. Bryophytes
B. Mesophytes
C. Xerophytes
D. Hydrophytes
E. Pteridophytes

Question 318:

• JAMB 1983

Banana, plantain and pineapple can be grouped together because they

A. Produce small seeds
B. Are multiple fruit
C. Produce suckers
D. Have runners
E. Have bulbils

Question 319:

• JAMB 1983

One disease NOT caused directly by bacteria is

A. Malaria
B. Tuberculosis
C. Pneumonia
D. Tetanus
E. Cholera

Question 320:

• JAMB 1983

In what order do the following structure develop during the metamorphosis of the toad? 1. External gills 2. Internal gills 3. Forelimbs 4.Hindlimbs 5. Mouth

A. 12345
B. 15243
C. 21345
D. 53412
E. 54321