WorksheetsNatural Resources and Forests
Total questions: 100
Worksheet time: 50mins
Which of the following is NOT listed as an important natural resource in the passage?
Food resources
Plastic resources
Forest resources
Water resources
Mineral resources
Fill in the blank: Forests are one of the most important ________ natural resources on this earth.
renewable
artificial
finite
non-living
According to the passage, forests are classified into three types based on vegetation. Which of the following is NOT one of those types?
Evergreen Forest
Deciduous Forest
Coniferous Forest
Rainforest
Evergreen forests are generally found in the ________ region, where the temperature and rainfall is very high.
equatorial
polar
desert
temperate
Which type of forest sheds its leaves during summer?
Evergreen Forest
Deciduous Forest
Coniferous Forest
The needle type of leaves in coniferous forests help to:
Absorb more sunlight
Preserve moisture
Attract animals
Increase rainfall
Which of the following is NOT a function of forests according to the passage?
They are habitats for million of plants and animals.
They control water quality and quantity.
They moderate temperature and humidity.
They produce electricity.
They promote tourism.
Fill in the blank: Forests help to maintain ________ humidity.
humidity
temperature
pressure
wind
Which of the following is a use of forests?
Provides food, security and shelter for many organisms
Purifies air and provides oxygen
Protects the land from flood
All of the above
Forests absorb excess ________ ejected by industries.
carbon dioxide
oxygen
nitrogen
hydrogen
Forests act as a recreation place and tourist spot.
True
False
Which of the following is a reason for over exploitation of forests in India according to the passage?
Over population
Lack of rainfall
Abundance of resources
Decrease in demand
What is the minimum area of forest required to maintain good ecological balance in India? The minimum area of forest required is about ____% of total area.
33%
15%
25%
40%
What are the two main ways developing countries over-exploit their forest wealth?
Increasing agricultural production and wood resource for fuel purpose and timber extraction
Urbanization and soil erosion
Flood and mining operation
Over population and unemployment
List one effect of forest over-exploitation mentioned in the passage. Fill in the blank: One effect of forest over-exploitation is _______.
It leads to migration of farmers.
It increases rainfall.
It improves soil fertility.
It boosts wildlife population.
What is deforestation? Fill in the blank: Deforestation is the destruction of forest cover by the activities of ______ and ______ animals.
man and domestic
birds and wild
machines and insects
wind and water
Which of the following is NOT a reason for deforestation according to the passage?
Over population
Urbanization
Soil erosion
Developmental projects
Forest fires are a reason for deforestation.
True
False
Fill in the blank: Deforestation causes ________, which also leads to landslides, floods, and drought.
soil erosion
air pollution
urbanization
acid rain
Which effect of deforestation is related to climate change? Fill in the blank: Cutting and burning of trees increases the ______ content in the atmosphere, which in turn changes the climatic pattern.
CO2
O2
N2
H2O
Timber extraction for industries like paper, pulp, and match is a reason for deforestation.
True
False
Why is wood extraction increasing day by day near forest areas? Wood extraction is increasing mainly due to ______ growth and lack of alternative fuels.
population
animal
industrial
seasonal
What is the main purpose of constructing dams in forest regions according to the passage?
To control floods and produce electricity
To increase mining activities
To promote tourism
To reduce soil erosion
Fill in the blank: More than ______ hectares of land in India are presently under stress of mining activities of various kinds.
80,000
20,000
1,50,000
5,000
Which of the following is NOT an effect of timber extraction, mining, and dam construction in forest regions?
Heavy degradation and deforestation of the catchment area
Deforestation leads to soil erosion
Increase in forest area
Submergence of thousands of acres of forest land
The impounding of water in the dam may create earthquake and leads to flood in the downstream side of the dam.
True
False
Fill in the blank: The land in which agricultural, forestry and animal husbandry activities are done is called ______.
agro-forestry
urban land
desert
industrial area
According to the passage, why is water considered a valuable commodity?
Because it is expensive
Because without water there is no life on our planet
Because it is used for mining
Because it is used for construction
Fill in the blank: The water stored on the surface of the earth in the form of ponds, lakes, reservoirs (dams), rivers, etc is called ______ water.
surface
ground
rain
distilled
Fill in the blank: The water stored below the ground level in the underlying unconsolidated formations (aquifers) is called ______ water.
ground
surface
rain
distilled
Which of the following is a problem of over-utilization of surface and ground water?
Increase in water levels
Decrease of ground water
Increase in agricultural production
Increase in rainfall
Over-utilization of ground water can lead to drought, famine, and food shortage.
True
False
What are the benefits of dam construction?
Control flood and store flood water
Generate electricity
Recreation and tourist spot
All of the above
Which of the following is a problem caused by dam construction?
Increases forest coverage
Displacement of tribal people
Reduces opportunities for aquaculture
None of the above
Fill in the blank: India has more than ______ dams at present.
1600
500
8000
300
Name one state in India that has more than 600 dams.
Maharashtra
Kerala
Punjab
Assam
Dams can help in navigation development at the dam site.
True
False
Two benefits of dam construction are:
Flood control and irrigation
Deforestation and soil erosion
Air pollution and noise pollution
Desertification and loss of biodiversity
What are the three types of sources for minerals?
Identified resources, Undiscovered resources, Reserves
Primary minerals, Secondary minerals, Tertiary minerals
Metallic minerals, Non-metallic minerals, Energy minerals
Igneous rocks, Sedimentary rocks, Metamorphic rocks
Which type of mineral is essential for the economical power of a country?
Metallic minerals
Non-metallic minerals
Critical minerals
Strategic minerals
Minerals like coal and oil are used as ______ and used to generate electricity.
fuels
metals
fertilizers
solvents
The dam proposal causes relocation of people and involves heavy investment.
True
False
The difference between identified resources and undiscovered resources in mineral sources is:
Identified resources are known and measured, while undiscovered resources are yet to be found and estimated.
Identified resources are always economically viable, while undiscovered resources are not.
Identified resources are only found in developed countries, while undiscovered resources are in developing countries.
Identified resources are renewable, while undiscovered resources are non-renewable.
According to the classification of minerals, which type is required for the defence of a country?
Strategic mineral
Industrial mineral
Energy mineral
Construction mineral
Which mineral is used for power generation?
Atomic minerals (U, Th, Pu)
Quartz
Mica
Gypsum
Where is coal available in India?
Andhrapradesh, Bihar, Orissa, West Bengal
Kerala, Tamil Nadu, Rajasthan, Gujarat
Punjab, Haryana, Himachal Pradesh, Goa
Maharashtra, Assam, Manipur, Sikkim
Which mineral is used to make silica chip in the computer?
Silica mineral
Copper
Graphite
Mica
Gold is found in free state in which Indian states?
Karnataka, Andhra Pradesh, sands of Ganga
Punjab, Haryana, Rajasthan
Kerala, Tamil Nadu, Odisha
Bihar, West Bengal, Assam
Which mineral occurs in Gujarat, Assam, and Maharashtra?
Petroleum
Coal
Iron ore
Bauxite
What is the main ore of Aluminium?
Bauxite
Hematite
Galena
Magnetite
Which mineral is available in Rajasthan, Tamilnadu, Jammu and Kashmir?
Gypsum
Mica
Coal
Bauxite
Mining is the extraction of metals from ores and mineral deposits.
True
False
Which of the following is NOT a type of surface mining?
Open pit mining
Dredging
Strip mining
Underground mining
Which process uses chained buckets and scrap minerals from under water deposit?
Open pit mining
Dredging
Strip mining
Underground mining
Top soil as well as the forest cover are removed from the mining area.
True
False
Mining contaminates and pollutes the water.
True
False
Radioactive materials pollute the surface water and kill many aquatics.
True
False
Roasting is the process of purification of metal.
True
False
What is a major environmental effect of open cast mining?
The waste generated pollutes the surface and ground water.
It increases the population density in mining areas.
It improves soil fertility.
It reduces the amount of rainfall.
Extraction of gold involves release of ______ and cyanide waste, which are extremely dangerous to living organisms.
mercury
lead
arsenic
zinc
What are the main components of food that supply energy for various activities like growth, movement, and respiration?
Carbohydrates, fats, proteins, minerals, vitamins, and water.
Only minerals and vitamins.
Only water and carbohydrates.
Only proteins and fats.
Which of the following is NOT a main component of food?
Carbohydrates
Proteins
Plastics
Fats
Name two effects of undernutrition mentioned in the passage.
Mental retardation and infectious diseases such as measles and diarrhoea.
Obesity and high blood pressure.
Improved memory and strong bones.
Rapid growth and increased energy.
Which deficiency leads to anemia according to the passage?
Iron deficiency
Vitamin C deficiency
Calcium deficiency
Protein deficiency
Vitamin deficiency can result in blindness.
True
False
What is 'Blue Baby Syndrome' and what causes it?
Blue Baby Syndrome is a health problem caused by nitrate contamination in ground water due to excessive use of nitrogenous fertilizers. It affects infants and can lead to death.
Blue Baby Syndrome is a genetic disorder caused by a deficiency of vitamin D in infants.
Blue Baby Syndrome is a respiratory illness caused by exposure to cold weather in newborns.
Blue Baby Syndrome is a skin condition caused by allergic reactions to certain foods in babies.
Which of the following is a problem caused by excessive use of fertilizers in agriculture?
Micronutrient imbalance
Increased protein content
Improved taste
Reduced crop yield
What is the effect of environmental degradation on agricultural land as mentioned in the passage?
Environmental degradation like soil erosion, water logging, water pollution and salinity affects the agricultural land.
Environmental degradation increases the fertility of agricultural land.
Environmental degradation leads to the growth of more crops on agricultural land.
Environmental degradation has no impact on agricultural land.
What is eutrophication? Fill in the blank: A large proportion of N and P fertilizers, used in crop fields, is washed off by the runoff water and reaches the water bodies causing over nourishment of the lakes. This process is known as _________.
Eutrophication
Denitrification
Biomagnification
Desalination
Which of the following is a first generation pesticide used in agriculture? (Select all that apply)
DDT
Arsenic
Mercury
Lead
The effect of second generation pesticide DDT is:
It causes bioaccumulation and harms wildlife.
It increases soil fertility.
It promotes plant growth.
It is completely safe for all organisms.
Which of the following is NOT an effect of pesticides listed in the text?
A) Affecting the nutritive value of the soil
B) Improving crop yield
C) Causing neurological disorders
D) Suppressing the immune system
What is water logging? Fill in the blank: The land where the water is at or near the surface and water stands for most of the year is called _________.
water logging
dry land
arid zone
desert
Which of the following is a cause of water logging?
Excessive supply to the croplands
Heavy rain
Poor drainage
All of the above
Salinity of the soil refers to:
The presence of excess soluble salts in the soil
The amount of organic matter in the soil
The soil's ability to retain water
The concentration of clay particles in the soil
What happens to the soil after clearing and irrigation?
The system is in balance
Evaporation and irrigation separate concentrates saline groundwater at the surface
The land is open to erosion
Most water is used where it falls
What are renewable energy resources?
Renewable energy resources are those energy resources which are available continuously and inexhaustible, and can be derived from whenever required. They comprise organic and inorganic matter that is replenished through the natural cycle.
Renewable energy resources are those energy resources which are available only for a limited time and are exhaustible.
Renewable energy resources are those energy resources which are derived only from fossil fuels.
Renewable energy resources are those energy resources which cannot be replenished through the natural cycle.
List any three advantages of renewable energy resources.
1. It can be used even in remote areas like deserts and forests. 2. It is eco friendly. 3. It is pollution free.
1. It is always more expensive than non-renewable sources. 2. It is only available in urban areas. 3. It increases pollution.
1. It is harmful to the environment. 2. It cannot be used in remote areas. 3. It is not sustainable.
1. It is limited to fossil fuels. 2. It causes deforestation. 3. It is not reliable.
Which of the following is NOT a renewable energy resource?
Solar energy
Geothermal energy
Coal
Biomass energy
Solar energy can be used for water pumping and solar cookers.
True
False
Fill in the blank: The energy that we receive from the sun is called ______ energy.
solar
thermal
kinetic
electrical
A solar cell works by:
Converting sunlight directly into electricity using semiconductor materials.
Storing sunlight for use at night.
Reflecting sunlight to generate heat.
Using wind energy to produce electricity.
What is the function of the black painted copper coil in a solar water heater?
The black painted copper coil allows cold water to flow in, which gets heated up and flows out into a storage tank.
It acts as an insulator to prevent heat loss from the water.
It is used to filter impurities from the water before heating.
It stores hot water for later use.
Which of the following is NOT a significance of solar energy?
Solar cells are noise and pollution free
Solar water heaters require fuel
Solar cells can be used in remote areas
Solar cells can be used in hilly regions
Fill in the blank: Wind energy is used for _______ in rural areas.
pumping water
cooking food
making furniture
painting houses
Which of the following is NOT a use of geothermal energy?
Heating purposes
Bathing
Power generation
Growing crops
Tidal energy is pollution free.
True
False
What is ocean thermal energy? Fill in the blank: The energy available due to the difference in temperature of water is called _________.
ocean thermal energy
tidal energy
geothermal energy
solar energy
Which of the following is NOT a source of biomass energy?
Green plants
Urban waste
Cattle dung
Petroleum
The difference between renewable and non-renewable energy resources is:
Renewable resources can be replenished naturally, while non-renewable resources cannot.
Non-renewable resources are always environmentally friendly, while renewable resources are not.
Renewable resources are only found underground, while non-renewable resources are found above ground.
Non-renewable resources are unlimited, while renewable resources are limited.
Fill in the blank: Land is the solid portion of the earth’s surface which is not covered by the _______.
oceans
mountains
forests
deserts
State one use of land resource.
Land resource is used for agriculture.
Land resource is used for making computers.
Land resource is used for producing electricity from water.
Land resource is used for manufacturing cars.
What is land degradation?
It is the destruction of soil or loss of productive capacity of soil or loss of fertility of the soil.
It is the process of increasing soil fertility through natural means.
It is the conversion of barren land into fertile land.
It is the formation of new soil layers due to erosion.
Which of the following is NOT a factor responsible for land degradation?
Soil erosion
Soil pollution
Salinity and water logging
Photosynthesis
Soil erosion removes the superficial layer of the soil by the action of ________, wind, deforestation and by human activities.
running water
sunlight
fertilizers
earthquakes
Urbanization activities like industries, roads, railways, airport, dams affect grass land, cropland and forest.
True
False
Which human activity does NOT induce landslides?
Cutting and deep excavations on slopes
Addition of weight on the slopes
Underground mining
Planting trees
Name one impact of soil erosion.
It threatens the life span of multi-purpose dams.
It increases the fertility of soil.
It prevents flooding in rivers.
It promotes forest growth.
As population increases, more land is needed for producing food, fibre etc. Hence over exploitation of land resources will occur.
True
False
Which of the following is a control measure for soil erosion?
Over grazing
Covering the water shed with vegetation
Wind erosion
Heavy rainfall at sloppy regions
