Which correctly lists three different geologic features that help scientists determine the relative ages of rocks by their positions?
magma, erosion, and intrusions
O erosion, magma, and cross-cutting relationships
O intrusions, index fossils, and magma
las index fossils, intrusions, and cross-cutting relationships

c. movement because i took the test and it lets me review my answers

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)