Download Key Idea 1: Living things are both similar to and different from each

Key Idea 6
Review Answers
Key Idea 6: Plants and animals depend on each other
and their physical environment.
1.) In 1 direction
2.) Sun
3.) Photosynthesis
4.) Autotrophs  Herbivores  Carnivores  Decomposers
5.) Atoms & molecules
6.) Energy
7.) Energy pyramid
8.) Chemical elements: carbon, hydrogen, nitrogen, & oxygen
9.) Lost as heat
10.)
Carrying capacity
11.)
Available energy, water, oxygen, & minerals, & ability
of ecosystems to recycle dead organisms
12.)
Decomposers
13.)
Bacteria & fungi
14.)
Physical conditions including: light, temperature,
minerals, soil pH
15.)
Environments & resources
16.)
Producer/consumer, predator/prey, parasite/host
17.)
Evolutionary
18.)
Diversity of species
19.)
Biodiversity
20.)
Variety of genetic material
21.)
Potential sources of genetic materials
22.)
Interrelationships & interdependence
23.)
Ecological succession
24.)
Long-term gradual changes
25.)
Stable ecosystem
26.)
Abiotic
27.)
Biotic
28.)
Autotrophs/ Producers
29.)
Energy
30.)
Ecosystem