Question

a) List two examples of seeds that are used as food. (1 mark)

b) Mention the four characteristics on the basis of which seeds can be differentiated. (2 marks)

c) What could be done to keep rivers clean? Discuss. (2 marks)

Answer 1

a) Two examples of seeds that are used as food are green gram and kidney bean. (1 mark)

b) Seeds can be differentiated on the basis of:
1. Size (0.5 marks)
2. Shape (0.5 marks)
3. Colour (0.5 marks)
4. Weight (0.5 marks)

c)

• To keep rivers clean people living near the river banks should not bath their animals and wash their clothes in the river. (1 mark)
• Treatment plants should be set up to remove chemicals from the waste from industries before letting it into the river. (1 mark)