They are little soft bodied insect. They suck the plant's nutritious liquid and if they are in large number, they can kill the plants.
Answer:
Diffusion
Explanation:
Oxygen molecules can travel through the phospholipid bilayer using diffusion. Diffusion is when molecules travel from a higher concentration to a lower concentration.
They are all final consumers
C. The sun, this gives energy and to animals and food for plants