Knowledge Check: Our Environment
Knowledge Check: Our Environment
Weather and Climate
Q1: What is weather?
A) Climate of a country
B) Condition of atmosphere at a place and time
C) Season of a year
D) Temperature of Earth
Q2: Which one changes daily?
A) Climate
B) Weather
C) Season
D) Climate zone
Q3: Which is a long-term pattern of weather?
A) Storm
B) Cyclone
C) Climate
D) Rainfall
Q4: What natural disaster is caused by heavy rain and strong winds?
A) Earthquake
B) Cyclone
C) Drought
D) Volcano
Q5: What happens during a drought?
A) Too much rainfall
B) No rainfall for a long time
C) Too many floods
D) Cold winds
Q6: Which is NOT an element of weather?
A) Rainfall
B) Wind
C) Mountains
D) Temperature
Q7: What causes floods?
A) Excess rainfall
B) Lack of wind
C) Cold weather
D) Dry soil
Q8: Which activity helps reduce climate change?
A) Cutting trees
B) Burning plastic
C) Planting more trees
D) Using more vehicles
Q9: What should we do during a cyclone warning?
A) Go near the sea
B) Stay inside safe shelters
C) Climb tall trees
D) Play outside
Q10: What is the main reason for climate change?
A) Earth rotation
B) Deforestation and pollution
C) Mountain formation
D) Moon phases
Global Environmental Issues
Q1: What causes global warming?
A) Increase in forests
B) Greenhouse gases in the air
C) More rainfall
D) Air movement
Q2: Which gas mainly causes the greenhouse effect?
A) Nitrogen
B) Oxygen
C) Carbon dioxide
D) Hydrogen
Q3: What is acid rain?
A) Rain mixed with dust
B) Rain mixed with harmful gases
C) Heavy rainfall
D) Rain with snow
Q4: Which of the following is a harmful effect of plastic?
A) Makes soil fertile
B) Helps plants grow
C) Kills animals and pollutes land
D) Increases rainfall
Q5: Which is an example of recycling?
A) Throwing garbage outside
B) Reusing old paper to make new paper
C) Burning plastic waste
D) Burying waste in soil
Q6: Which action reduces pollution?
A) Using more vehicles
B) Planting trees
C) Burning waste
D) Cutting forests
Q7: What does “Reduce” mean?
A) Using more plastic
B) Producing less waste
C) Throwing garbage around
D) Buying extra items
Q8: Why should we say no to single-use plastic?
A) Because it smells bad
B) Because it is heavy
C) Because it causes pollution and harms life
D) Because it is expensive
Q9: Which one is an eco-friendly activity?
A) Using cloth bags
B) Burning trees
C) Wasting water
D) Using more plastic bottles
Q10: The concept of “3Rs” stands for?
A) Reduce, Recycle, Reuse
B) Run, Rest, Ride
C) Read, Write, Learn
D) Rain, River, Sea
Air
Q1: Which gas is most abundant in the air?
A) Oxygen
B) Nitrogen
C) Carbon dioxide
D) Hydrogen
Q2: Which gas is necessary for breathing?
A) Nitrogen
B) Oxygen
C) Carbon dioxide
D) Helium
Q3: How do plants help in increasing oxygen in air?
A) Through respiration only
B) By absorbing oxygen
C) Through photosynthesis
D) By burning fuel
Q4: Which property of air allows a balloon to inflate?
A) Air has no weight
B) Air occupies space
C) Air is solid
D) Air is colourless
Q5: Which of the following causes air pollution?
A) Planting trees
B) Burning garbage
C) Rainwater harvesting
D) Using bicycles
Q6: Which activity helps reduce air pollution?
A) Using more vehicles
B) Burning plastic waste
C) Planting more trees
D) Using coal
Q7: Which component of air is used by plants for photosynthesis?
A) Oxygen
B) Nitrogen
C) Carbon dioxide
D) Water vapour
Q8: Which of the following proves that air has weight?
A) Flying kite
B) Blowing paper
C) Inflated balloon feels heavier than deflated one
D) Windmill rotating
Q9: What effect does air pollution have on humans?
A) Improves health
B) Causes breathing problems
C) Increases rainfall
D) Strengthens lungs
Q10: What is the main natural source of fresh air?
A) Factories
B) Vehicles
C) Forests
D) Garbage dumps
Water
Q1: Which is the main natural source of water on Earth?
A) Wells
B) Rain
C) Canals
D) Taps
Q2: Which process changes water into water vapour?
A) Condensation
B) Precipitation
C) Evaporation
D) Freezing
Q3: Which method makes drinking water safe by killing germs?
A) Filtering
B) Boiling
C) Cooling
D) Storing
Q4: Which water body stores fresh water?
A) Sea
B) Ocean
C) River
D) Bay
Q5: Which activity causes water pollution?
A) Rainwater harvesting
B) Washing clothes in rivers
C) Planting trees
D) Using water carefully
Q6: Which of the following is an effect of water pollution?
A) Increase in fish population
B) Spread of diseases
C) Increase in rainfall
D) Stronger rivers
Q7: What is rainwater harvesting?
A) Wasting rainwater
B) Storing rainwater for later use
C) Cleaning rivers
D) Evaporating water
Q8: Which part of the water cycle forms clouds?
A) Condensation
B) Evaporation
C) Precipitation
D) Collection
Q9: Which simple practice saves water at home?
A) Leaving taps open
B) Using water more than needed
C) Closing taps when not in use
D) Washing vehicles daily
Q10: Drought is caused due to:
A) Excess rainfall
B) Continuous snowfall
C) Lack of rainfall
D) Strong winds
Biodiversity and Forests
Q1: What does biodiversity mean?
A) Only animals in forests
B) Only plants in gardens
C) Different kinds of plants and animals
D) Only big trees
Q2: Which is an example of a simple food chain?
A) Tree → Soil → Sun
B) Grass → Deer → Tiger
C) Water → Fish → Boat
D) Seed → Rain → Sunlight
Q3: What is deforestation?
A) Planting trees
B) Cutting trees on a large scale
C) Watering plants regularly
D) Growing crops
Q4: Why are forests important?
A) Only for making furniture
B) Only for tourism
C) They provide oxygen and shelter for animals
D) To build houses
Q5: Which movement focused on saving trees in India?
A) Green Revolution
B) White Revolution
C) Chipko Movement
D) Quit India Movement
Q6: Which of the following helps in forest conservation?
A) Illegal hunting
B) Afforestation
C) Deforestation
D) Polluting rivers
Q7: What is the meaning of an endangered animal?
A) Animal that is very strong
B) Animal that is lost in forest
C) Animal that is about to disappear from Earth
D) Animal that lives in sea
Q8: Which protected area helps in conserving wildlife?
A) Bus stand
B) National Park
C) Market
D) Railway station
Q9: Which project was started to protect tigers in India?
A) Project Elephant
B) Project Tiger
C) Green India Mission
D) Swachh Bharat
Q10: Which action helps protect forests?
A) Cutting more trees
B) Illegal hunting
C) Planting saplings
D) Burning forests
Care for Environment
Q1: Which action helps in protecting the environment?
A) Cutting trees
B) Throwing waste on roads
C) Planting trees
D) Burning plastic
Q2: What should we use instead of plastic bags?
A) Glass bottles
B) Paper cups
C) Cloth bags
D) Metal coins
Q3: Which of the following saves electricity?
A) Keeping lights ON all day
B) Switching OFF lights when not needed
C) Using high power bulbs always
D) Running fans in empty rooms
Q4: Why should we save water?
A) Water is expensive
B) Water is unlimited
C) Water is limited and essential for life
D) Water causes pollution
Q5: What should we do with household waste?
A) Throw it on roads
B) Burn it in open air
C) Put it in dustbins
D) Drain it into rivers
Q6: Which habit helps reduce waste?
A) Throwing items after one use
B) Reusing bottles and containers
C) Buying more plastic
D) Burning waste daily
Q7: What should we do to protect birds and animals?
A) Hunt them for fun
B) Keep them in small cages
C) Give them food and water
D) Disturb their nests
Q8: Which activity shows responsible behaviour towards environment?
A) Wasting food everyday
B) Leaving taps open
C) Planting saplings on school campus
D) Using single-use plastic daily
Q9: What does “Reduce” mean in environmental care?
A) Using more products
B) Producing less waste
C) Increasing pollution
D) Wasting resources
Q10: Which of the following is a good environmental practice?
A) Littering on roads
B) Using reusable water bottles
C) Burning dry leaves
D) Hunting animals