Question

Take three test-tubes. Fill ¾th of each with water. Label
them A, B and C. Keep a snail in test-tube A, a water
plant in test-tube B and in C, keep snail and plant both.
Which test-tube would have the highest concentration of
CO2 ? (1)

Answer 1

Answer:

please follow me please follow t

Answer 2

Test tube A with the snail will have the Highest concentration of carbon dioxide as the snail respires aerobically that is it takes in oxygen and gives out carbon dioxide.... The water plant in test tube B will use the carbon dioxide for photosynthesis...

Explanation:

Hope the answer helps.. plz follow me and mark the answer as brainliest...

have a nice day...