Transgression occurs as a result of a melting glacier. What is the cause of this sea-level change? a change in the quantity of ocean water
a change in the amount of sediments in the ocean
a change in the shape of the ocean basin
a change in the amount of salt in the ocean

The first one is correct

Explanation:

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)