Chapter 11: World Climate and Climate Change — Online MCQ Test
GEOGRAPHY · Grade 11 · CBSE(NCERT)
Practice Chapter 11: World Climate and Climate Change with a free chapter-wise online MCQ test.
This chapter covers: Climate types climatic regions global warming greenhouse gases climate change sustainability environmental impact weather patterns.
AI-generated questions from basic to board-exam level, with instant results and explanations.
Chapter 11: World Climate and Climate Change — Important Questions & Answers
Which of the following best defines climate?
- A. Day-to-day variation in atmospheric conditions
- B. Average weather conditions of a place over a long period
- C. Sudden change in temperature within a day
- D. Seasonal rainfall in a single month
Answer: B. Average weather conditions of a place over a long period
Climate refers to the average pattern of weather conditions over a long period, usually 30 years or more. Weather is the short-term condition of the atmosphere.
Climate refers to the average pattern of weather conditions over a long period, usually 30 years or more. Weather is the short-term condition of the atmosphere.
Which gas is commonly called the major greenhouse gas responsible for global warming?
- A. Carbon dioxide
- B. Nitrogen
- C. Oxygen
- D. Helium
Answer: A. Carbon dioxide
Carbon dioxide is one of the most important greenhouse gases because it absorbs and re-emits heat in the atmosphere, contributing significantly to warming.
Carbon dioxide is one of the most important greenhouse gases because it absorbs and re-emits heat in the atmosphere, contributing significantly to warming.
If a coastal place receives mild winters and cool summers, which climatic influence is most likely responsible?
- A. Distance from the sea
- B. Altitude only
- C. Volcanic activity
- D. Earth's rotation
Answer: A. Distance from the sea
Proximity to the sea moderates temperature, reducing extremes. Coastal locations usually have a more equable climate than inland areas.
Proximity to the sea moderates temperature, reducing extremes. Coastal locations usually have a more equable climate than inland areas.
Which statement best explains the enhanced greenhouse effect?
- A. Natural greenhouse gases completely stop heat loss from Earth
- B. Human activities increase greenhouse gases, trapping more heat in the atmosphere
- C. The Sun emits less energy because of pollution
- D. Clouds eliminate all outgoing radiation
Answer: B. Human activities increase greenhouse gases, trapping more heat in the atmosphere
The enhanced greenhouse effect occurs when human-induced emissions of gases like carbon dioxide and methane increase heat trapping beyond the natural balance.
The enhanced greenhouse effect occurs when human-induced emissions of gases like carbon dioxide and methane increase heat trapping beyond the natural balance.
Which one of the following statements is correct regarding weather and climate?
- A. Weather refers to long-term average conditions, while climate is short-term change
- B. Weather is the atmospheric condition at a particular time, while climate is the average over a long period
- C. Weather and climate mean exactly the same thing
- D. Climate changes every hour, weather changes every decade
Answer: B. Weather is the atmospheric condition at a particular time, while climate is the average over a long period
Weather is the state of the atmosphere at a given time, whereas climate is the long-term average of weather conditions for a place.
Weather is the state of the atmosphere at a given time, whereas climate is the long-term average of weather conditions for a place.