Question 57
Tubes A and B contain water plant; C and D contain small animals; E and F contain both. A, C and E are kept dark; B, D and F receive light. Each tube has hydrogencarbonate indicator and the same small platform.
In the light, plants photosynthesise faster than they respire. In which tubes would you expect carbon dioxide to be given out?
In the light, plants photosynthesise faster than they respire. In which tubes would you expect carbon dioxide to be given out?
