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WorksheetsCONSERVATION OF PLANTS AND ANIMALS ( GRADE - 8))
Total questions: 41
Worksheet time: 21mins
A major threat of survival of organisms like variety of plants and animal which exist on earth is due to................
Desertification
Ecosystem
Deforestation
Both desertification and deforestation
(a) refers to the variety of organisms existing on the earth, their interrelationships with the environment.
(a) are areas where animals are protected from any disturbance to them and their habitat.
(a) are areas where animals are protected from any disturbance to them and their habitat.
Preserving areas of biological importance make them a part of our national heritage.
True
False
The Pachmarhi biosphere reserves consist of
One national park named Satpura
Two wild life sanctuaries named Bori and Pachmarhi
One wild life sanctuary named Bori
One wild life sanctuary named Pachmarhi
An (a) is made of all the plants, animals and microorganisms in an area along with non living components such as climate, soil, river delta’s etc.
The existence of a diverse variety of plants and animals living in a region is called_______.
Species
Flora
Fauna
Biodiversity
Relationship between a biotic community and an abiotic environment is called________.
Biodiversity
Ecosystem
Symbiosis
Survival
Loss of biodiversity is also because of _______ in human population.
Increase
Decrease
Spread
Fight
Which of the following is not an endangered species?
Bengal Tiger
Blue whale
Asian elephant
Polar bear
Purposes that trees are cut for:
Producing land for cultivation
Building houses and factories
For fun
Because they need a lot of water
Natural cause of deforestation
(a)
Deforestation increases _____________
Happiness
Animals
Pollution level
None of these
What does deforestation do?
Increases the balance in nature
Decreases natural droughts
Decreases pollution level
Disturbs balance in nature
Does ground level water increases or decreases due to deforestation?
Increases
Decreases
Can Global Warming occur due to deforestation?
No, because the level of oxygen will be high
Yes, as the carbon dioxide level will be low
No, I don't know what Global Warming is
Yes, as it will increase the amount of carbon dioxide in the atmosphere
Can carbon dioxide trap Sun's heat rays
No
Yes
What does picture indicate?
Reforestation
Deforestation
What is desertification?
When desert turns into land
When soil turns into desert
When soil grows cactus
When desert collects a lot of sand
Areas where animals are protected from any disturbance to them and their habitat
National Park
Wildlife Sanctuary
Biosphere reserve
Zoo
Animals found in a particular area
Flora
Fauna
Species of plants and animals which are found exclusively in a particular area
(a)
Group of population which are capable of interbreeding
(a)
Source book which keeps a record of all the endangered animals and plants
(a)
All the different kinds of animals living in their natural surroundings are called ..........of that place.
Fauna
Flora
Both of these
None of these
The book which keeps a record of all endangered animals, plants and other species is called..............
IUCN
Red Data Book
National park
Sanctuary
Which of these is a migratory bird?
Crow
Pink headed duck
Peacock
Arctic tern
Jim Corbett National Park is known for conservation of.............
Tigers
Lions
Elephants
Rhinoceros
Which of the following activities cannot help in conservation?
Natural Disasters
Recycling of polythene
Recycling of metal
Recycling of cardboard
Illegal hunting of wild animals for commercial uses is called
Pollution
Conservation
Poaching
None of these
The natural environment of plant or animal species where it lives and reproduces is called
Ecosystem
Biosphere
Habitat
None of these
PLANTING TREES AND CREATING FOREST IN AN AREA WHERE NONE EXISTED BEFORE IS CALLED AS
ENDEMIC
FLORA
AFFORESTATION
CONSERVATION
REMOVING AND DESTROYING FOREST IS KNOWN AS AFFORESTATION
TRUE
FALSE
A PLANT, ANIMAL WHICH IS NOT FOUND ANYWHERE IN THE WORLD IS CALLED
ENDANGERED
MIGRATION
ENDEMIC
EXTINCT
An international body to study and assess the global conservation status of plants and animal species is
WHO
UNICEF
UNO
IUCN
A wise and judicious use of all natural resources-
biosphere
biosafety
conservation
biodiversity
Which of the following includes biodiversity?
Variability of species and their different habitats
plants, animals
microorganisms
all of the above
none of these
The periodic movement of animals/birds from one place to another for food, reproduction or survival is called ________________.
Relocation
migration
habitat loss
hotspot
If a river is dammed, what effect would this have on the river?
The river ecosystem below the dam would be changed.
The entire river ecosystem would be changed.
The river ecosystem above the dam would be changed.
The river ecosystem would not be changed.
_________________ is the first Reserve forest of India
Satpura National Park
Gir National Park
Kaziranga National Park
