Question

Match the items of Column A with those of Column B : Column A 1. Air Column B (a) Photosynthesis 2. Oxygen 3. Stomata 4. Carbon dioxide (b) For respiration (c) Mixture of gases (d) Tiny pores on leaves 5. The products of combustion of fuels (e) Water and carbon dioxide 6. The constituent of air which supports combustion (f) Oxygen

Answer 1

Explanation:

1. Air column – oxygen
2. oxygen – mixture of gases
3. stomata – for respiration
4. carbon dioxide – water and carbon dioxide
5. the products of combustion of fuels – tiny pores and leaves
6. the constitute of air which supports combustion – photosynthesis