Question

The process of getting rid of waste produced during life processes is known as ___________.

• A. Excretion
• B. Respiration
• C. Transpiration
• D. Photosynthesis

Answer 1

The correct option is A

Excretion

The correct option is A:

Explanation of the correct option:

1. The process of getting rid of waste produced during life processes is called excretion.
2. All the food eaten by the organisms is not completely used so this has to be removed by the body through excretion.
3. Excretion occurs in all living organisms. It is done by storing the waste material within their parts in a way that it does not harm the whole body.

Explanation of the incorrect option:

Option B:

1. Respiration is the process by which the body inhales the oxygen from the air and releases carbon dioxide from the body.
2. It is through respiration that the body finally gets energy from the food it takes.

Option C:

1. Transpiration is the process of the loss of water from the surface of leaves through stomata (tiny pores on the leaf's surface).

Option D:

1. Photosynthesis is the process by which green plants obtain their food with the help of carbon dioxide, water, light, and chlorophyll (a green colour pigment in plants).

Final answer:

The process of getting rid of waste produced during life processes is known as excretion.