This tissues function is to transport sugars from the leaves to the other areas of the plant

Phloem tissue function is to transport dissolved sugars from the leaves to the other areas of the plant body.

Explanation:

Phloem is a type of vascular bundle which is responsible for the transportation of manufactured food materials such as glucose from the leaves to other storage organs of plant body such as roots, stem and seeds. In plants like potatoes, phloem transport food from the leaves to the roots. In plants like sugar cane, phloem transport food from the leaves to the stem. In wheat plant, phloem transport food from leaves to the grains or seed.

any abiotic or biotic factor in an ecosystem that causes a population's size to slow or decrease is a limiting factor.