Answer: The food chain
Explanation: It is important to have a large number of producers and herbivores in an ecosystem because of the food chain. Without producers the herbivores would have no food. and without the herbivors the carnivores would have no food.
Answer:
A
Explanation: a is the most logical reason
Answer:
Energy can be neither created nor destroyed so the answer is D
Answer:
Gravity can be determined by dropping literally anything.
Explanation:
