Across
- 3. an assemblage of different populations that live together in a defined area
- 5. the process through which heat is trapped near earths surface by substances known as "greenhouse gases"
- 7. an environmental condition that affects a population's size and growth rate regardless of the population's density
- 9. maximum population size of a species that an environment can sustain indefinitely, given the available resources like food, water, and shelter
- 13. describes how individuals of a species are spread out across their habitat, and can be either clumped, uniform, or random.
- 14. defined by patterns and averages over many years of temperature precipitation clouds wind and extreme weather events
- 15. the permanent movement of individuals of the same species into a population or habitat, increasing its size.
- 16. an organism that cannot produce its own food and must obtain nutrients by consuming other organisms or organic matter
- 18. the process of individuals leaving a population, habitat, or area to move to another
- 19. is the study of natures houses organisms based on energy and nutrients
- 20. an environmental factor that impacts a population's size and growth rate based on the population's density
- 21. all rocks on earth including continents and the ocean floor
Down
- 1. any living thing part of the environment with which an organism might interact
- 2. includes everywhere life exists.
- 4. an organism that produces its own food from inorganic substances, using light or chemical energy
- 6. consists of short-term changes in temperature precipitation clouds and wind from day to day minute to minute
- 8. any nonliving thing part of the environment sun light, heat, wind or water currents, soil
- 10. all organisms that live together in a place together with their physical environment
- 11. 3 biomes and describe them
- 12. organisms, also called autotrophs, that create their own food using energy from sunlight or chemicals through photosynthesis or chemosynthesis
- 17. all of the water, vapor, and ice on earth
