Q8
1 markMCQSection A

Secretion of less saliva in mouth will effect the conversion of :

Life Processes
Nutrition

Options

(A)proteins into amino acids
(B)fats into fatty acids and glycerol
(C)starch into simple sugars
(D)sugars into alcohol
Official Answer

Saliva contains the enzyme amylase which converts starch into simple sugars.

salivaamylasestarchsimple sugars

Marking Scheme

  • 11 mark

Hint

Saliva contains the enzyme amylase which is responsible for the conversion of starch into simple sugars.

Quick Oral Answer

Saliva contains the enzyme amylase which converts starch into simple sugars. If less saliva is secreted in the mouth, this conversion will be affected.

Analysis & Explanation

Saliva contains the enzyme amylase which is responsible for the conversion of starch into simple sugars. If less saliva is secreted in the mouth, this conversion will be affected.

Common Mistakes

  1. 1thinking that saliva is responsible for the conversion of proteins into amino acids
  2. 2thinking that saliva is responsible for the conversion of fats into fatty acids and glycerol

Interesting Facts

Saliva also helps in lubricating the food and making it easier to swallow.

Saliva contains other enzymes like lysozyme which helps in breaking down bacterial cell walls.

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Frequently Asked Questions

How many marks does this question carry in CBSE Class 10 Science 2025?

This question carries 1 mark in the CBSE Class 10 Science 2025 examination.

Which chapter does this question come from in Science?

This question is from the chapter "Life Processes" in the CBSE Class 10 Science syllabus.

What topic does this question cover in Science?

This question covers the topic "Nutrition" from CBSE Class 10 Science.

What type of question is this in the CBSE Class 10 Science 2025 paper?

This is a MCQ question from Section A in the CBSE Class 10 Science 2025 paper.