Question

Study the information provided below and answer questions 1-5
A botanist wants to see how different colored light waves influence the growth of pea
plants. She puts the same number of seeds into three identical pots with the same kind
and amount of soil. She then gives them the same amount of water every three days for
the length of the experiment. One pot is placed into a dark windowless closet. Another
pot is left on the windowsill, and the third is placed under a lamp with a green bulb. She records the height of each plant every day for three months
1.What is the independent variable of the experiment
2.give reasons for botanist to put same number of seeds in the three identical pots
3it is mentioned that the researcher used three identical pots. Describe two features of the pots which will ensure their identicality

Answer 1

Answer:

1. Types of light provided to the plants

2. To record the growth of plants only towards the influence of light, not towards the number of seeds OR To avoid the number of seeds influence the growth of plants, instead of the influence of light.

3. To ensure the three pots are having same size, same volume, and made up of same material.