Question

Which of the following is an incorrect statement about excretion?

• A. Excretion takes place in plants.
• B. Excretion takes place both in plants and animals.
• C. Excretion is the process of getting rid of excess water only.
• D. Secretion is one method of excretion.

Answer 1

The correct option is C

Excretion is the process of getting rid of excess water only.

The correct option is C.

Explanation for the correct option:

1. Excretion in the human body occurs through several internal organs and body parts.
2. Excretion is the process through which organisms rid themselves of metabolic waste.
3. This is primarily eliminated from vertebrates by the skin, kidneys, and lungs.
4. In all kinds of life, it is a crucial step.

Explanation for the incorrect option:

Option A:

1. Excretion takes place in plants to excrete carbon dioxide and oxygen.
2. Carbon dioxide is a waste product of aerobic respiration.
3. Oxygen is a waste product of photosynthesis.

Option B:

1. Animals and plants don't have special organs for excretion.
2. They excrete via their vegetative parts only.
3. Carbon dioxide and oxygen are excreted from the plant through the stomata.

Final answer: The incorrect statement about excretion from the given option is ‘excretion is the process of getting rid of excess water only’.