RUWARE PRIMARY SCHOOL
SCIENCE AND TECHNOLOGY PAPER 2
GRADE SEVEN (7)
Answer all questions
1(a)Define the following:
(I) Lines of latitude
_____________________________________________________________________________
(II)Lines of longitude
____________________________________________________________________________
(b) When reading a grid reference one should start with
___________________________________________________________________________
(c) What is the importance of a key on a map?
___________________________________________________________________________
(d) What name is given to the line that divides the earth into northern and southern
hemispheres?
_________________________________________________________________________
2(a) Give any two uses of trees.
_________________________________________________________________________
_________________________________________________________________________
(b)Name one mineral that is used to make jewellery.
_________________________________________________________________________
(c)State one use of animal waste.
_________________________________________________________________________
(d)Give any one advantage of using biogas over other girls.
________________________________________________________________________
3(a)Draw a cross sectional structure of a flower and label the following:
(Anther,Stigma, Ovary,Petals and Filament)
4(a)What is the difference between modifying and repairing tools?
_____________________________________________________________________________
_____________________________________________________________________________
(b)Give one sign of soil erosion.
____________________________________________________________________________
(c) Explain any one laboratory safety rule.
____________________________________________________________________________
(d)Which First Aid method can be used to save the life of an unconscious person?
___________________________________________________________________________
(e) Explain the term artificial immunity.
____________________________________________________________________________
5(a) What is potential energy?
______________________________________________________________________________
(b) Give an example of potential energy.
______________________________________________________________________________
(c)Give any one condition necessary for a candle to burn.
_______________________________________________________________________________
(d)What is the major source of heat energy?
________________________________________________________________________________
(e)A boy kicked the ball from a stationary position,it flies and hit on the goal post.Write
the energy conversion that took place.
________________________________________________________________________________
6(a) What is pollination?
_________________________________________________________________________________
(b)Give any one animal that is a protected species in Zimbabwe.
__________________________________________________________________________________
(c) Explain vegetative or asexual reproduction in plants.
_________________________________________________________________________________
(d) Explain any one effect of gradient on soil erosion.
__________________________________________________________________________________
(e) Describe any one method of mitigating soil erosion.
_________________________________________________________________________________
