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Conservation of Plants and Animals Science - Conservation of Plants and Animals

Jharkhand Board (JAC) - STD 8 - Science (Jharkhand - English Medium). 492 questions in this chapter.

Question types

Conservation of Plants and Animals question types

492 questions across 12 question groups — pick any mix to generate a Science paper with step-by-step answer keys.

492
Questions
12
Question groups
5
Question types
Sample Questions

Conservation of Plants and Animals questions

One sample from each question group in this chapter. Select any group above to see the full set with answer keys.

Q 1M.C.Q. [I MARKS]1 Mark
Consider the given statements and select the option which correctly identifies true $(T)$ and false $(F)$ ones.
$i.$ Kanha National Park is the first reserve forest of India.
$ii.$ Kaziranga National Park is famous for rhinoceros.
$iii.$ The existence of endemic species is often threatened due to the introduction of exotic species from some other geographical area.
$iv.$ Botanical garden is an in situ method of biodiversity conservation.
  • ✓
    $(i)$
    $(ii)$
    $(iii)$
    $(iv)$
    $F$
    $T$
    $T$
    $F$
  • B
    $(i)$
    $(ii)$
    $(iii)$
    $(iv)$
    $F$
    $T$
    $F$
    $F$
  • C
    $(i)$
    $(ii)$
    $(iii)$
    $(iv)$
    $T$
    $F$
    $T$
    $F$
  • D
    $(i)$
    $(ii)$
    $(iii)$
    $(iv)$
    $F$
    $T$
    $T$
    $T$

Answer: A.

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Q 2M.C.Q. [I MARKS]1 Mark
Which of the following is the result of the introduction of exotic species?
  • A
    Conservation of wildlife.
  • B
    Maintenance of biodiversity.
  • ✓
    Adverse affect on native species adversely.
  • D
    The survival of native species.

Answer: C.

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Q 4M.C.Q. [I MARKS]1 Mark
Consider the following statements and choose the correct one:
  • A
    A place where animals are protected in their natural habitat is called wildlife sanctuary.
  • B
    Species found only in a particular area are known as endemic species.
  • C
    Migratory birds fly to far places because of climate changes.
  • ✓
    All the above.

Answer: D.

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Q 5M.C.Q. [I MARKS]1 Mark
A species which is at risk of becoming extinct in the near future is known as $...........$ species.
  • A
    Endemic
  • B
    Extinct
  • ✓
    Endangered
  • D
    Vulnerable

Answer: C.

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Q 30scientific reasons[2 marks ]2 Marks
Many people in world find it status symbol of wearing and keeping leather clothes and leather articles with them. Even Shahtoosh shawls made of an endangered species of antelope are also in greater demand and highly priced.

Do you think we must use leather items for just show off?

What is endangered species?

Can you name an extinct species which was exploited for its meat?

What values of people are shown in above paragraph?

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Q 55case /data -based (4 Marks)4 Marks
The table shows an example of the different types of threat for the Gangetic Dolphin.
Type of threat Example of the threat
Habitat degradation Construction of dams in rivers
Human-Dolphin conlict Getting caught in ishing nets
Water pollution Dumping of chemical wastes
$6.$ Surface runoffs containing pesticides also threaten the survival of the Gangetic Dolphin.
Which type of threat in the table does this belong to$?$ Explain your answer.
$7.$ The Gangetic Dolphin is a freshwater aquatic mammal.
Which of these measures will protect the Gangetic Dolphin species$?$
Circle ‘Yes’ or ‘No’ for the correct response.
Will this measure protect the Gangetic Dolphin? Yes or No
Setting up industries near the riverbanks Yes/No
Transporting the dolphins to seas and oceans Yes/No
Making protected areas in certain stretches of the river Yes/No
$8.$ How can reforestation occur without any human involvement?
$9.$ Which term is used for the species that are found only in a particular area?
$A.$ Extinct
$B.$ Endemic
$C.$ Vulnerable
$D.$ Threatened
$10.$ Why should we recycle paper$?$
$A.$ Paper is biodegradable.
$B.$ Recycled paper is stronger.
$C.$ Production of paper requires lot of wood pulp.
$D.$ Recycling of paper produces useful by-products.
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Q 56case /data -based (4 Marks)4 Marks
The table shows two groups of natural resources.
Wildlife Sanctuary National Park
Protects certain speciic species of animals Protects all plants, animals, landscape and historical objects
Restricts killing and capturing of animals Restricts all kinds of disturbances for animals, plants and historical objects
Visitors are allowed without permission Visitors are allowed only after authorized permission
Found in all types of terrain Found in all types of terrain
$1.$ Radha visited a protected forest area where she can -
● can collect samples of herbs
● enter at her own will
$2.$ Which of these statements is supported by the table?
$A.$ Mining is allowed in National Parks.
$B.$ Zoo is an example of a Wildlife Sanctuary.
$C.$ National Parks are larger than Wildlife Sanctuaries.
$D.$ Wildlife Sanctuaries are always found in river basins.
$3.$ A tiger Reserve is a forest area where the tiger population is protected.
Why did Indian government declare parts of many forests as Tiger Reserves?
$A.$ Tiger is a mammal.
$B.$ Tiger is our national animal.
$C.$ Tiger is an endangered species.
$D.$ Tiger is the top predator of forest ecosystems.
$4.$ Which of these are the effects of deforestation?
Circle ‘Yes’ or ‘No’ for the correct response.
Is this an effect of deforestation? Yes or No
Decrease in the fertility of soil Yes/No
Decrease in the occurrence of floods Yes/No
Increase in the occurrence of droughts Yes/No
$5.$ Which of these books keeps a record of all the endangered animals and plants?
$A.$ Red Data Book
$B.$ Blue Data Book
$C.$ White Data Book
$D.$ Green Data Book
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