An experiment was preformed to test the effects of different types of fertilizers on the number of tomatoes produced by one type of tomato plant. What is the experimental (independent) variable in this investigation? A color of plant B type of fertilizer C number of tomatoes D type of plant

it's c. (to reduce the greenhouse effect/carbon gasses)

1. efficient use of space

2. elimination of groundwater contamination

3. energy generation

4. lower carbon footprint

sex cells are usually half's then they find another half and make a fertilize egg

japan is the correct anwser because i already took the test and i passed it