Q. 2. Where do plants get each of the raw materials required for photosynthesis?
The plants require several raw materials and energy for photosynthesis.
(i) Plants acquire CO2 from the atmosphere using their stomata.
(ii) Plants absorb H2O from the soil using their roots.
(iii) The energy required for photosynthesis is obtained from sunlight.
(iv) Chlorophyll is present in chloroplast which is found in the green parts of the plants but especially in the leaves.