Answer:
Food chain Desert or Forest , producer, Primary consumer,Secondary Consumer, Tertiary Consumer, decomposer
Explanation:
The stem of the plant should be cut at least three to four inches above the surface level.
The glass capillary should be tightly fixed with the stem.
The initial water level and the final water level should be carefully noted.
The droplets on the leaves should be observed and conclude that these drops are not from transpiration.
I think the answer is c) the preservatives slow the growth og mold and bacteria