Just took the quiz the answer is
b. food abundance
D.) "Natural disaster" is not a density depending limiting factor in an Ecosystem
Hope this helps!
What are the effects of the amount of sunlight received by a plant?
6)active immunity occurs when the person is exposed to a live pathogen and passive immunity<span> can occur naturally.
7) you can buy bacteria killing soap and keep your house bacteria free. wipe down everything that hands touch everyday.
hope this </span>helps. :)
Answer:
never give up its an order if you do then so dose life
Explanation:
never give up