When the teacher was handing out this test, you noticed that your respiration rate and heartbeat increased, your palms got sweaty, and your hand shook a little. Your pretest behaviors were triggered by the nervous system. Upon completion of the exam, your body returned to its normal state by way of the nervous system.

sympathetic nervous system & parasympathetic nervous system

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)