Which of the following flows through ecosystems in one direction? A. water
B. energy
C. carbon
D. nitrogen

A

Explanation:

CUZ ME VERY SMART ME LEARN ME HAVE AP CLASS ME LISIN TO TECHER YES YES ME VERY RIGHT YE SYES

B energy

Explanation:

because I just know D.

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)

the answer is: metamorphic rocks often show the presence of fossils, also a

hope i

-lavira: )