NUTRITION IN PLANTS
Across
- 3. organisms that live on dead dead decaying matter
- 6. a substance used to test the presence of starch in a leaf
- 8. organisms that live on living organisms and derive their food from them
- 9. meaning of auto in the word auto tropism
Down
- 1. presence of a green pigment in the chloroplasts that traps energy from the sunlight
- 2. tiny pores on the underside of the leaves surrounded by guard cells .
- 4. green plants that prepare their own food .
- 5. the ultimate source of energy
- 7. a bacteria that can convert atmospheric nitrogen into a soluble form which plants can absorb
- 8. protein rich food obtained from leguminous plants