Question
Differentiate between primary and secondary producers and give examples of each.
| Primary producers | Secondary producers |
| These are autotrophic plants | These are heterotropic organisms. |
| They use the sun's energy, water, air and chlorophyll to produce their own food. | They consume food and produce new types of organic substances while digesting their food. |
| Example - green plants. | Example - fungi, animals. |
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| VITAMIN | RICH SOURCE | DEFICIENCY DISEASE |
| (i) _________ | Whole grain | Beri-beri |
| Niacin | Milk | (ii) __________ |
| (iii) __________ | (iv) _________ | Scurvy |
| Calciferol | (v) _________ | (vi) __________ |
| (vii) ___________ | Carrot, yellow fruit | (viii) __________ |
| Column A | Column B |
| Cobra | Protozoa |
| Peacock | Amphibia |
| Earthworm | Annelida |
| Euglena | Reptilia |
| Frog | Porifera |
| Spongilla | Aves |