Across
- 5. when iodine is added to starch it becomes __________ in colour
- 8. the ultimate source of energy
- 9. type of plant that can make food on their own
- 10. the process of taking in food by an organism and its utilization by the body is called
- 12. gas needed for photosynthesis
Down
- 1. gas we gfet after photosynthesis
- 2. the mode of nutrition where two different organisms work together
- 3. the organisms that live in or on other organisms and derive their food from them
- 4. organisms that directly or indirectly depend on green plant for nutrition
- 6. what does photo refer to
- 7. cells controlling opening and closing of stomata
- 11. a bacteria in the soil can convert atmospheric nitrogen into soluble compound