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