Waec Biology 1995 Past Questions and Answers

Question 26:

• WAEC 1995

Which of the following statements is not correct?

A. Shortage of food may be caused by pestilence, rinderpest and neglect of farming
B. Shortage of food may lead to competition, emigration, death and decline in the rate of reproduction
C. Over-crowding may lead to scarcity of food
D. Dispersal of seeds and fruits prevents overcrowding
E. Territorial defence encourages food scarcity in a habitat

Question 27:

• WAEC 1995

Which of the following is an advantage of dispersal of fruits and seeds? It allows

A. Fair distribution of source of food for animals
B. Growth in close association with parent plant
C. Even distribution of plants and reduction of intraspecific competition
D. Keen competition for food
E. The seeds to evolve new species

Question 28:

• WAEC 1995

The series of changes that occur in a seed by which the embryo develops into a seedling is known as

A. Fertilization
B. Gametogenesis
C. Pollination
D. Germination
E. Regeneration

Question 29:

• WAEC 1995

Which of the following organisms has a symbiotic relationship with green algae?

A. Amoeba
B. Paramecium
C. Hydra
D. Euglena
E. Chlamydomonas

Question 30:

• WAEC 1995

At the end of photosynthesis, the green leaf is tested for starch and not glucose, because

A. The glucose is used up immediately to provide energy for the needs of the leaf
B. The glucose formed is immediately converted to starch
C. Starch is stored only in leaves
D. There are no chemicals for glucose test in leaves
E. It is easy to test for starch