Across
- 3. a tiny opening or pore that is used for gas exchange. They are mostly found on the under-surface of plant leaves.
- 4. the process of taking in food by an organism & its utilization by the body.
- 5. the cells of green leaves & young stems of plants containing a numurous green structures
Down
- 1. the mode of nutrition where green plants can make their own food.
- 2. The organisms which feed on others are called heterotrophs.