passive transport would be the answer to your question
primary production is the synthesis of organic compounds from atmospheric or aqueous carbon dioxide.
The answer is A because the universe is all of the galaxy’s,solar systems,and planets put into one
Answer: (It maintains an ecosystem)
Biodiversity boosts ecosystem productivity where each species, no matter how small, all have an important role to play. For example, A larger number of plant species means a greater variety of crops. Greater species diversity ensures natural sustainability for all life forms.
Explanation:
