4) A procedure that is designed
and carried out
under
controlled
conditions to
prove or
disprove a
hypothesis.
OA)
experimert
OB.)
control
group
OC.)
observation

Experiment... Part of the Scientific method...

Hope it helps! Comment if you have any questions and have an amazing day!:p

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)