A cell theory.
Since cells are the basic unit of structure in all organisms and also the basic unit of reproduction.
Answer:
C
Explanation:
I searched it online and it confirms my notes too
Answer:
B, it will rotate and face the sun.
Explanation:
The Earth rotates a lot, especially in 5 hours. It will not be stationary. It is most likely that at 8 AM, the Earth will be facing the sun, not away from the sun.
The collection of organisms and their nonliving surroundings that functions as a unit is called ecosystem. There are two kinds of ecosystem:
- Aquatic ecosystems (ecosystems dependent on water)
- Terrestrial ecosystems are those found on land.
Biomes are broad classifications of terrestrial ecosystems based chiefly on climate. Tropical rain forests, savannas, deserts, coniferous forests, and tundra are a few examples of nonliving surroundings in terrestrial biomes. According to the definition of an aquatic ecosystem, it is a water-based environment. Aquatic environments are of two types: marine ecosystems and freshwater ecosystems. The organisms included different fish species, crayfish, turtles and sharks etc.
To learn more about nonliving surroundings click here
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