6. You ate McDonalds for lunch, immediately go for a run after and then realize you need to use the restroom. What three body systems are
PRIMARILY being used? *

A. Excretory, Digestive, Muscular

B. Digestive, Excetratory, Endocrine

C. Digestive, Integumentary, Excetratory

1. desertification

2. captive breeding

3. black rhinoceros

4. renewable resources

explanation:

mark brainliest!

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)

what are the options