Practice: Natural Resources & Biodiversity
Natural Resources & Conservation
Q1: Which of these is a renewable natural resource?
A) Coal
B) Petroleum
C) Wind
D) Diesel
Q2: Coal, petroleum and natural gas are examples of:
A) Renewable resources
B) Non-renewable resources
C) Unlimited resources
D) Human-made resources
Q3: Which of the following is a biotic natural resource?
A) Iron ore
B) Forest wood
C) Air
D) Clay soil
Q4: Conservation of natural resources mainly means:
A) Using resources without any limit
B) Using resources carefully
C) Stopping use of all resources
D) Wasting resources to increase demand
Q5: Which activity shows sustainable use of a forest?
A) Clear cutting all trees
B) Regulated cutting with replanting
C) Burning forest for crops
D) Illegal logging at night
Q6: Which is the best example of “Reduce” in the 3Rs?
A) Using cloth bags
B) Throwing plastic in bin
C) Burning plastic
D) Buying extra items for no need
Q7: Which pair is correctly matched?
A) Coal – Renewable
B) Sunlight – Renewable
C) Petroleum – Renewable
D) Natural gas – Renewable
Q8: Using public transport instead of private vehicles mainly helps to:
A) Use more fuel
B) Save fuel and reduce pollution
C) Increase traffic
D) Increase parking problems only
Q9: Which statement about non-renewable resources is correct?
A) They are unlimited
B) They form very quickly
C) They can get exhausted
D) They are not used by humans
Q10: Which is a direct example of water conservation at home?
A) Keeping tap open while brushing
B) Repairing a leaking tap
C) Washing car with running hose
D) Throwing waste into a pond
Biodiversity, Forests & Wildlife
Q11: Biodiversity mainly refers to:
A) Variety of climate
B) Variety of living organisms
C) Variety of rocks
D) Variety of houses in a town
Q12: Flora of an area means:
A) Animal life
B) Plant life
C) Soil type
D) River pattern only
Q13: Fauna of an area includes:
A) Only trees
B) Only insects
C) All animal species
D) Only micro-organisms in soil
Q14: Which of these is a major advantage of forests?
A) Increase air pollution
B) Provide habitat for wildlife
C) Reduce rainfall
D) Increase soil erosion
Q15: Deforestation mainly leads to:
A) More biodiversity
B) Soil erosion
C) Thick forest cover
D) More wildlife protection
Q16: Planting trees again in an area where forest was cut is called:
A) Deforestation
B) Reforestation
C) Mining
D) Overgrazing
Q17: Endemic species are those which:
A) Live worldwide
B) Live only in one region
C) Have no habitat
D) Live only in zoos
Q18: An endangered species is one which:
A) Has a large population
B) Is safe from all threats
C) May become extinct soon
D) Is found only in aquariums
Q19: National parks and wildlife sanctuaries are mainly set up to:
A) Promote hunting
B) Conserve forests and wildlife
C) Build big markets
D) Store industrial waste
Q20: Seasonal movement of animals from one region to another is called:
A) Hibernation
B) Migration
C) Germination
D) Photosynthesis
Advantages of Forests
Q1: Forests help in controlling soil erosion mainly by:
A) Increasing wind speed
B) Covering soil with roots
C) Removing all humus
D) Drying up rivers
Q2: Forests act as “lungs of the Earth” because they:
A) Release carbon dioxide
B) Absorb oxygen
C) Release oxygen
D) Absorb nitrogen
Q3: Which of these is a direct economic benefit from forests?
A) Minerals
B) Timber
C) Sea salt
D) Wind energy
Q4: Forests help in maintaining the water cycle by:
A) Reducing transpiration
B) Increasing evaporation from oceans
C) Releasing water vapour through transpiration
D) Stopping rainfall completely
Q5: Forests are important for wildlife mainly because they:
A) Provide natural habitat
B) Increase light pollution
C) Reduce plant growth
D) Remove all food chains
Q6: Forests help in controlling floods by:
A) Blocking all rivers
B) Absorbing and slowing down rainwater
C) Melting glaciers faster
D) Deepening river beds always
Q7: Forests provide raw material for which of these industries?
A) Cement
B) Paper
C) Iron and steel
D) Oil refinery
Q8: One social advantage of forests for local people is:
A) Loss of all jobs
B) Source of fuelwood and fodder
C) No place for recreation
D) Increase in deserts only
Q9: Forests help in cleaning air mainly by:
A) Adding smoke
B) Absorbing dust and gases
C) Reducing oxygen
D) Increasing noise level only
Q10: Forests are called “biodiversity hotspots” because they:
A) Have only one species
B) Have many different species
C) Have no living organisms
D) Support only domestic animals
Deforestation – Effects and Reforestation
Q11: Deforestation means:
A) Planting more trees
B) Cutting down trees on a large scale
C) Protecting forest area
D) Growing crops under trees only
Q12: Which of these is a major cause of deforestation?
A) Social forestry
B) Expanding agriculture
C) Soil conservation
D) Wildlife protection laws
Q13: Deforestation increases the level of which gas in the atmosphere?
A) Oxygen
B) Nitrogen
C) Carbon dioxide
D) Helium
Q14: One important effect of deforestation on soil is:
A) More humus formation
B) Reduced soil erosion
C) Increased soil erosion
D) Formation of thick forest floor
Q15: Deforestation may finally lead to formation of:
A) Lakes
B) Deserts
C) Glaciers
D) Coral reefs
Q16: Reforestation means:
A) Cutting trees
B) Planting trees in deforested areas
C) Grazing animals in forests
D) Building roads in forests
Q17: Which action best supports reforestation?
A) “One student one tree” program
B) Burning dry leaves in forest
C) Overgrazing by cattle
D) Dumping waste in forest edges
Q18: Which of the following is an immediate effect of deforestation on wildlife?
A) More nesting sites
B) Loss of shelter
C) Increase in food supply
D) Increase in water sources
Q19: One way to reduce deforestation is to:
A) Use more paper
B) Use both sides of paper
C) Burn leaves openly
D) Cut trees for fuel only
Q20: Deforestation affects rainfall because:
A) Trees stop wind
B) Trees reflect sunlight
C) Trees release water vapour
D) Trees absorb all clouds
Conservation of Forest & Wildlife – Protecting Areas
Q21: The main aim of a national park is to:
A) Promote hunting
B) Conserve wildlife and habitat
C) Build factories
D) Increase mining only
Q22: A wildlife sanctuary mainly protects:
A) Only trees
B) Only soil
C) Wild animals and birds
D) Only rivers and lakes
Q23: Biosphere reserves are designed to:
A) Protect only people
B) Conserve biodiversity and culture
C) Grow only crops
D) Store fossil fuels only
Q24: Which activity is not allowed inside a national park?
A) Hunting
B) Wildlife research
C) Eco-friendly tourism
D) Nature education camps
Q25: Which group shows in-situ conservation?
A) Zoo animals
B) Botanical garden plants
C) Animals in national park
D) Seeds in cold storage
Q26: Which of these is an ex-situ method of conservation?
A) Wildlife sanctuary
B) National park
C) Zoo
D) Biosphere reserve
Q27: People’s participation in protection of forests is seen in:
A) Tree felling
B) Van Mahotsav
C) Poaching
D) Illegal logging
Q28: Why are protected areas important for wildlife?
A) Provide safe habitat
B) Increase hunting
C) Reduce plant cover
D) Pollute water bodies
Q29: Which law helps in protecting wild animals in India?
A) Forest Cutting Act
B) Wildlife Protection Act
C) Mining Control Act
D) Road Transport Act
Q30: Eco-development around protected areas mainly aims at:
A) Supporting local people
B) Removing all villages
C) Stopping all farming
D) Expanding city areas only
Endangered & Endemic Species, Migration
Q31: An endangered species is one that:
A) Has a very large population
B) May soon become extinct
C) Is kept only in zoos
D) Is common everywhere
Q32: Endemic species are those which:
A) Are found worldwide
B) Live only in a particular area
C) Live only in zoos
D) Live only in sea water
Q33: Which of the following is most helpful for protecting endangered species?
A) Habitat destruction
B) Creating protected areas
C) Overhunting
D) Polluting rivers
Q34: A species that no longer exists anywhere on Earth is called:
A) Endangered
B) Vulnerable
C) Extinct
D) Endemic
Q35: Loss of endemic species mainly affects:
A) Only world climate
B) Local biodiversity
C) Only oceans
D) Only polar regions
Q36: Migration in birds usually happens to:
A) Find better food and climate
B) Change feather colour
C) Learn new songs
D) Escape from flying practice
Q37: Which statement about migration is correct?
A) It happens suddenly without pattern
B) It is usually seasonal
C) It occurs only once in life
D) It happens only on one continent
Q38: Which of these is a migratory animal?
A) Cow
B) Sparrow in one garden
C) Arctic tern
D) Pet dog at home
Q39: Protecting breeding sites of migratory birds helps to:
A) Reduce their population
B) Support their life cycle
C) Stop migration
D) Remove their habitats fully
Q40: Which factor often starts migration in animals?
A) Change in season
B) Change in colour
C) Change in shape
D) Change in taste of water only