Across
- 3. / study of plants
- 6. / cells of green leaf and young stems contain numerous green structure are called
- 7. / a gas which isnt necessary for photosynthesis
Down
- 1. / tiny holes in the leaf
- 2. / green plants able to make their own food
- 4. / process of taking in food by an organism
- 5. / bacteria or fungi that use saprotrophic nutrition are known as