Answer:
D. Ability to use food for energy
Explanation:
The answer is B. Scientist repeat the experiments in order to prevent bias.
Brainlest answer is always appreciated!
Answer for question 1- B (eliminate all plant life)
Answer for question 3- A (Direct energy from the Sun)
(i’m not entirely sure what the answer is to question 2 and i do apologies if any of this incorrect)
Answer: mercury (i think)
