the structure that prevents perspiration from running down the forehead into the eyes and shades the eyes from sunlight is the

The Eyebrows

Explanation:

The eyebrows are not just those short hairs that humans can use to make signals for non-verbal communication with other humans, they, as one of the accessory structures of the eye, protect the eyes from perspiration (sweats) dripping down the forehead, or water running down from the head from entering the eyes, causing irritation. They also help shade the eyes from the high impact of the sunlight and help keep dirt away too.

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)