WHY viruses need the cells of other organisms to work?

!if we removed the wolf, snake, and hawk from this food web, what best explains the impact it would have? a) the number of producers would increase. b)the number of decomposers would increase. c)the number of primary consumers would increase. d)the numbers of primary consumers would decrease.

What are the pros and cons of quadrat sampling?

Why is the statement not a hypothesis? sunflowers require soil and plenty of sunlight and water to grow and thrive.