Across
- 3. process in which cells use carbon dioxide, water, and light energy to make oxygen and glucose, an energy-storing sugar.
- 5. release of water vapor into the atmosphere from stomata in the leaves of plants.
- 10. living things that interact with other organisms in their environment and need other organisms in order to survive.
- 12. organic compound made up of amino acids.
- 14. plant that is growing where people do not want it.
- 15. structure produced by a seed plant that contains an embryo and food supply enclosed within a tough coat.
- 16. of, on, or relating to the earth
- 19. species that benefits and harms a host in a parasitic relationship.
- 21. Invisible radiation that is a part of sunlight.
Down
- 1. organelle in the cells of plants and algae, that contains chlorophyll and is the site of photosynthesis
- 2. structure in angiosperms consisting of male and female reproductive structures that attracts animal pollinators.
- 4. eukaryotic organism in the protist kingdom.
- 6. eukaryotic organism in the fungus kingdom, includes mushrooms and yeast.
- 7. complex carbohydrate that is a polymer of glucose and that makes up the cell wall of plants.
- 8. (two words)a biochemical process in which cells break down glucose and oxygen to make carbon dioxide, water, and ATP for energy.
- 9. type of cell division in which the number of chromosomes is reduced by half and four haploid cells are produced.
- 11. tiny grains that bear the male gametes of seed plants and transfer sperm to female reproductive structures.
- 13. having only one chromosome of each type; gametes are haploid.
- 17. a group of organisms that can mate with one another to produce fertile offspring.
- 18. physical environment in which a species lives and to which it has become adapted.
- 20. Reproductive structure; can be adapted for dispersal and survival in unfavorable conditions; found in bacteria, plants, algae, fungi, and some protozoa.