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Important Questions

Air and Atmosphere

ICSE · Class 6 · Chemistry

Most important questions from Air and Atmosphere for ICSE Class 6 Chemistry board exam 2026. MCQs, short answer, and long answer questions with marks.

55 questions30 flashcards4 concepts

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55 Questions·
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Sample Questions

1multiple choice
1 marks

Which gas is essential for respiration in living beings?

Show answer

Oxygen

Oxygen is used in respiration to release energy from food.

2multiple choice
1 marks

What is the approximate percentage of oxygen in air?

Show answer

21%

Oxygen makes up about 21% of the air by volume.

3multiple choice
1 marks

Which of the following is NOT a component of air?

Show answer

Hydrogen

Hydrogen is not a major component of air. The main gases are nitrogen, oxygen, CO₂, and inert gases.

4multiple choice
1 marks

What is the name of the green pigment in plants that helps in photosynthesis?

Show answer

Chlorophyll

Chlorophyll traps sunlight for photosynthesis in green plants.

+51 more questions available

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Frequently Asked Questions

What are the important topics in Air and Atmosphere for ICSE Class 6 Chemistry?
Air and Atmosphere covers several key topics that are frequently asked in ICSE Class 6 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Air and Atmosphere — ICSE Class 6 Chemistry?
Understand the core concepts first, then work through the 55 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.
How many important questions are there in Air and Atmosphere?
There are 55 practice questions available for Air and Atmosphere. These cover multiple question types including MCQs, short answer, and long answer questions.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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