5. Why does a microscope slide need to be transparent?
so light can pass through the slide to the objective
so light can partially refract from the slide
so light can spread out evenly along the slide
so light can reflect back onto the light source

I believe it would be A. so light can pass through the slide to the objective.

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)