Biology questions help?

[Jay Jay]

1. Which of the following statements about plants is correct?
A. Plants absorb oxygen during the night and carbon dioxide during the day.
B. Plants absorb both carbon dioxide and oxygen during the day.
C. Plants absorb oxygen during the day and carbon dioxide during the night.
D. Plants do not absorb gases during the night.

2. In the cells of organisms that carry it out, aerobic respiration occurs:
A. During the night
B. During daylight
C. All the time
D. When required by the cell

3. Producers:
A. Perform photosynthesi during the day and respiration during the night.
B. Perform respiration and photosynthesis only during daylight hours.
C. Perform photosynthesis during the day and respiration all the time.
D. Perform both photosynthesis and respiration all the time.

Where are the following located in plant and animal cells: protein, carbohydrate, lipids, glucose, starch and water.

What would happen if the caterpillars were removed?
leaf > caterpillar > spider