Class 9 Social Science Chapter 3: Atmosphere and Climate — practice questions with answers
Free practice for Class 9 Social Science, Chapter 3: Atmosphere and Climate. Try the solved questions below, then take a free test with instant marking and explanations.
55 questions19 easy, 24 medium, 12 hardNCERT · CBSE · State boards
Sample questions with solutions
Q1. What holds the atmosphere around the Earth?
- Gravity
- Magnetism
- Clouds
- The Moon
Show answer
Answer: A. Gravity
Why: It is a blanket of air pulled down by gravity. [p.39]
Why: It is a blanket of air pulled down by gravity. [p.39]
Q2. In what ways is the atmosphere vital for life? (Tick all that apply)
- It shields us from harmful ultraviolet radiation
- It traps some of the Sun’s heat to regulate temperature
- It provides air to breathe
- It removes the need for water
Show answer
Answer: A. It shields us from harmful ultraviolet radiation; B. It traps some of the Sun’s heat to regulate temperature; C. It provides air to breathe
Why: It also drives weather and climate. [p.39]
Why: It also drives weather and climate. [p.39]
Q3. Nitrogen makes up about 78% of air and oxygen about 21%. What percentage do they make up together?
Show answer
Answer: 99 (± 0)
Why: 78 + 21 = 99%. [p.40]
Why: 78 + 21 = 99%. [p.40]
Q4. In which layer of the atmosphere do rainfall, fog and hail occur?
- Troposphere
- Stratosphere
- Thermosphere
- Exosphere
Show answer
Answer: A. Troposphere
Why: Nearly all weather happens here. [p.41]
Why: Nearly all weather happens here. [p.41]
Q5. How is weather different from climate?
- Weather is day-to-day atmospheric conditions; climate is the average pattern over a long period
- They are the same
- Climate changes every hour
- Weather lasts for centuries
Show answer
Answer: A. Weather is day-to-day atmospheric conditions; climate is the average pattern over a long period
Why: Climate is measured over many years. [p.43]
Why: Climate is measured over many years. [p.43]
Q6. In which direction does wind always blow?
- From high-pressure areas to low-pressure areas
- From low to high pressure
- Always from north to south
- Only upward
Show answer
Answer: A. From high-pressure areas to low-pressure areas
Why: Its direction is affected by the Earth’s rotation. [p.45]
Why: Its direction is affected by the Earth’s rotation. [p.45]
Practise all 55 questions free
Timed test, marked instantly, with the correct answer and explanation for every question and a chapter-wise report.
Start the free testFrequently asked questions
How many practice questions are there for Class 9 Social Science Chapter 3: Atmosphere and Climate?
55 questions (19 easy, 24 medium, 12 hard). A few are solved on this page; the free test shows the answer and explanation for every question after you submit.
Is this chapter from the NCERT book?
Yes — it follows the NCERT Class 9 Social Science syllabus, used by CBSE and many state boards.