Q20
1 markMCQSection A

Assertion (A) : All organisms can make organic compounds like sugar and starch from inorganic substances using radiant energy of the sun.

Reason (R) : The organisms which can produce food by photosynthesis are called producers.

Life Processes
Photosynthesis

Options

(A)Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of the Assertion (A).
(B)Both Assertion (A) and Reason (R) are true, but Reason (R) is not the correct explanation of the Assertion (A).
(C)Assertion (A) is true, but Reason (R) is false.
(D)Assertion (A) is false, but Reason (R) is true.
Official Answer

The correct answer is (D) Assertion (A) is false, but Reason (R) is true.

PhotosynthesisProducers

Marking Scheme

  • 11 mark

Hint

Not all organisms can make organic compounds like sugar and starch from inorganic substances using radiant energy of the sun.

Quick Oral Answer

The correct answer is (D) Assertion (A) is false, but Reason (R) is true.

Analysis & Explanation

Assertion (A) is false because not all organisms can make organic compounds like sugar and starch from inorganic substances using radiant energy of the sun. Only plants and some bacteria can do this through photosynthesis. Reason (R) is true because the organisms which can produce food by photosynthesis are called producers.

Common Mistakes

  1. 1The assertion and reason are often confused with each other.

Interesting Facts

Photosynthesis is the process by which plants and some bacteria produce food from sunlight.

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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 "Photosynthesis" 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.