Answer:

excretory system

transport of water

all of the above

Explanation:

Required Answer:

The kidneys in human beings are a part of the system for :

Kidneys are the "kidney beans" like structures and their function is to filter waste products out of the blood stream and produce urine.

● Location : Upper abdomen on each side of the spine.

● Thus, they are included in the parts of excretory system.

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The xylem in plants are responsible for :

The group of xylem and phloem tissues form vascular bundle.

● Xylem transports water and minerals from the roots to shoots and the leaves.

● Phloem transports food, amino acids.

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The autotrophic mode of nutrition requires:

In the autotrophic mode of nutrition, organisms are dependent on themselves for food and the autotrophic mode of nutrition is furthered by "autotrophs".

● Plants are "autotrophs".

● Autotrophs need CO_2 , Water , sunlight and chlorophyll to do photosynthesis. Thus, option D is correct.

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