QUESTIONS

BSECTION C. STRUCTURED QUESTIONS.

3. (a). Give the differences between the following items as used in growth by giving examples.

(i). Diffuse growth and allometric growth

(ii). Limited growth and unlimited growth

(b) (i). Draw the diagram of sigmoid growth curve, label the four significant phases

(ii). Briefly explain why during adolescence stage the rate of growth is rapid.

(a) Draw a well labeled diagram of apical meristem in the shoot

(b) Locate the region of much cell division

(c ) Explain the terminology apical meristem as used in he diagram in Q3(a) above.

(d) Why is it said that growth in plant is epical?

4(a) Define growth in Animals

(b) Mention factors that affect growth in Animals

(c ) Explain the factors mentioned in Q4(b) above

5a) Mention six external factors that affect growth in plants

(b) How does two factors mentioned in Q5 (a) above affect growth in plants.

(6a) What are the four stages of Human postnatal growth

(b) Describe six services required to meet the needs of children to grow healthy.

7a) Differentiate growth in plants from animals.

b) Present growth in plant trees using graphical method.

Outline the two technical terminologies: (i) Mitosis (ii) Meiosis. Work out the differences of the two terminologies above in Q5.

Explain what would happen to arthropods like grasshoppers if there is hypo secretion of molting hormones.

Explain the relationship between mitosis and growth.

Explain how the following affect growth in plants

Light

Nutrients

Temperature

8(a) Mention the terminology used to describe the growth curve in man

(b) Draw well labeled graph that is mentioned in Q.8 (a) above

Describe in length the four phases of growth in the curve drawn in Q8 (b) above.