Biology Crossword

1. variety of life in a particular habitat or ecosystem
9. struggle between organisms for the same resources within an environment
11. maximum population size an environment can sustain over time without degradation
12. ecosystem that maintains its structure and function over time without depleting resources
18. non-living components of an ecosystem, such as sunlight, temperature, and water
19. role and position an organism has in its environment, including all interactions

2. rapid increase in population size where the growth rate becomes increasingly faster
3. group of different species living and interacting in the same area
4. gas that traps heat in the atmosphere, contributing to global warming
5. group of individuals of the same species living in a particular area
6. accumulation of substances, like pesticides, in an organism over time
7. substances that provide nourishment essential for growth and the maintenance of life
8. interaction where one organism hunts and eats another organism
10. environmental condition that restricts the growth, abundance, or distribution of an organism
13. excessive richness of nutrients in a body of water, often causing algal blooms and depletion of oxygen
14. process by which microorganisms break down substances anaerobically, often producing energy
15. living components of an ecosystem, such as plants and animals
16. interaction between two different organisms living in close physical association, often with mutual benefits
17. green pigment in plants and algae that absorbs light for photosynthesis