Answer:
Germinated seeds without leaves are used in the experiment in order to find good results.
Explanation:
It is very important to use germinated seeds without the presence of leaves in order to carried out the experiment because if the leaves are present, the process of photosynthesis started which automatically increases the rate of respiration of the seed. This test is performed in order to determine the rate of respiration not photosynthesis. So leaves will not used in the experiment in order to avoid any problem with the results.