Page 184 - Primary Five Science

23. What is environmental degradation?

24. List 3 types of environmental degradation

25. Give any one way how you can control environmental

degradation in;

(a)Wetland

(b)Forest

(c)Land

26. Mention any 3 causes of environmental degradation

27. How does a charcoal saving stove help control environ-

mental degradation?

30. Why are wetlands important to the environment?

31. what is the difference between contour ploughing and
mulching?

32. Mention 2 difference between a chemical and physical

change.

33. Give 3 examples (a) biological change (b) chemical

change (c.). Physical change

34. Give 3 examples of (a) Natural changes (b) Manmade
changes

35. Give 2 importances of soil to plants

36. Mention 3 components found in soil

37. Mention 3 minerals found in soil