Question

PLS HELP ASAP!!

A student is investigating photosynthesis in plants. He places four posted plants in a sunny window. Each plant gets the same amount of soil, air, and sunlight each day. However, he varies the amount of water he gives each plant. He measures the plants’ growth each week for 3 weeks and records his data in a data table. See table below.



What question does this experiment investigate?

Responses

What kinds of light best support plant growth?
What kinds of light best support plant growth?

Do tall plants absorb more carbon dioxide than short plants?
Do tall plants absorb more carbon dioxide than short plants?

How does the amount of water a plant gets affect its growth?
How does the amount of water a plant gets affect its growth?

Does varying the amount of soil a plant gets affect its growth?

Answer 1

How does the amount of water a plant gets affect its growth?

Step-by-step explanation:

He is changing the amount of water he gives the plants, making this the dependent variable that he is investigating.