Across
- 4. It is a pore, found in the epidermis of leaves, stems, and other organs, that controls the rate of gas exchange.
- 6. This substance provide mineral salts, which help the plant grow larger and healthier.
- 7. A substance needed so that the plant can make proteins.
- 10. These are substances plants get from the soil.
- 11. It is the gaseous phase of water.
- 13. It means lack, or shortage.
- 15. Is the membrane found in all cells that separates the interior of the cell from the outside environment.
- 20. The way plants make food.
- 24. The enlarged basal portion of the pistil where ovules are produced.
- 25. They are storage bubbles found in cells. They are found in both animal and plant cells but are much larger in plant cells.
- 26. Contains the male gametes and are made in anthers of flowers.
- 27. A substance needed to make chlorophyll.
Down
- 1. Transports water from the roots up to the leaves.
- 2. It is a polymer made by plants to store energy.
- 3. The part of the pistil where pollen germinates.
- 5. Occurs when one of the sperm cells fuses with the egg inside of an ovule.
- 8. Plants use this energy of the sun to change water and carbon dioxide into a sugar.
- 9. Plants need this to stand upright.
- 12. The parts of a flower that are often conspicuously coloured.
- 14. It is a green photosynthetic pigment found in plants, algae, and cyanobacteria.
- 16. It is the process by which water changes from a liquid to a gas or vapour.
- 17. Is a thick solution that fills each cell and is enclosed by the cell membrane.
- 18. It is the transfer of pollen from a male part of a plant to a female part of a plant.
- 19. It is a structural layer surrounding some types of cells, just outside the cell membrane.
- 21. Is a highly specialised organelle that serves as the information and administrative centre of the cell.
- 22. The pollen producing part of a flower, usually with a slender filament supporting the anther.
- 23. The part of the stamen where pollen is produced.