Answer: Availability of water
Explanation:
When a person is travelling from a forest ecosystem towards grassland ecosystem the number of trees gets reduced in number.
The trees are replaced by prairie grasses. This change is because of less water availability in the area having grass.
The amount of precipitation decides the type of vegetation found in that area.So the area having trees would be having more precipitation as compared to the area having prairie grass.
I believe it's because they don't have chloroplasts
Answer:
The rock pocket mouse, Chaetodipus intermedius, a small, nocturnal animal, is found in the deserts of the southwestern United States. Most of these mice have a sandy, light-colored coat that enables them to blend in with the light-colored desert rocks and sand on which they live.
Explanation:
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1. All the energy in this pyramid came from the sun because all the producers at the bottom of the pyramid get their energy from the sun.
2. The level with the most organisms would be the bottom level.
3. The least amount of energy is found at the top of the pyramid since 90% of the energy is not passed on.
4. The other 90% of the energy from the producer is unusable to the organism