Which structure mainly makes the small intestine suitable for absorption?
Answer and explanation
Correct answer: Villi
Villi are numerous finger-like projections lining the inner wall of the small intestine. They greatly increase the available surface area and contain a network of blood capillaries and a lacteal. Consequently, digested nutrients can pass efficiently into the blood or lymph. Option A is correct; teeth chew food, the trachea carries air, and guard cells regulate stomatal openings in leaves.
Frequently asked questions
What is the correct answer to this question?
Villi
Why is this the correct answer?
Villi are numerous finger-like projections lining the inner wall of the small intestine. They greatly increase the available surface area and contain a network of blood capillaries and a lacteal. Consequently, digested nutrients can pass efficiently into the blood or lymph. Option A is correct; teeth chew food, the trachea carries air, and guard cells regulate stomatal openings in leaves.
Which subject and chapter does this question cover?
This is a Class 10 Science question. Chapter: World of Living. Topic: Life Processes.
Student feedback
Was this question useful?
👍 0 Helpful 👎 0 Not helpful
Yes 0% No 0%
0 responsesStudent Reviews
No published reviews yet.
