Question

6. In three test tubes. Fill 12 of each test tube with water. Label them as x,
I
y and z. Keep amoeba in Test-tube x, a water plant in test-tube y and keep
amoeba and plant in test-tube z. Condition - during day time. Which test-tube
would have the least concentration of carbon dioxide? Why?​

Answer 1

Answer:

plant

test tube Because it is a plant