The part whose main job is to store nutrients, water, and waste in a plant cell.

Vacuole

Explanation:

Vacuole are fluid organelles enclosed by  a membrane.

it has no definite shape, that is, the structure varies based on cell requirements. it is a part of a plant that stores nutrients, water and waste in a plant called the vacuole. the plant cell has a large centrally placed vacuole, which  holds a mixture of water, nutrients and waste together.

1. a host loses nutrients to a parasite

2. a parasite only benefits when the host is alive (cause if the host dies the parasite dies with it )

3. producers to consumers

4. the tapeworm is a parasite

5. they convert energy from the sun (photosynthesis)

6. sunflower-robin (i think im 80% sure)

7. producer

8. consumer

9. prey

10. fresh water snails ( cause the green algea is the producer and the snails are the primary consumers and the small fish consumer so is the big fish)