Question 1 is agriculture
Question 2 is use low flow shower head
Question 3 is salt water
I believe that the cardiovascular system help in release of blood throughout the body :3
Answer:
B: sample 4
Explanation:
This is because amino acids are basic units for proteins
Answer:
it is lungs as the answer because you are to lazy
Answer: Ecology
Ecology is the branch of biology. It is the studies organisms, populations, communities, ecosystems and biosphere. The study involves the interaction of living beings with their surrounding environment, it also studies the interaction among the living organisms. Ecology as a wide discipline deals with predator prey relationship, competition, effect of natural calamity on living beings, and other factors.
