Solved papers for SSC NCERT - Solved Paper-8

done NCERT - Solved Paper-8

  • question_answer1)

    Consider the following statements about the 'Biodiversity Hotspots' and select the correct answer using the code given below:
    1. The concept of biodiversity hotspot was developed by Norman Myers in
    1988.
    2. A biodiversity hotspot must contain 1500 or 0.5 per cent of the total endemic plants.
    3. A biodiversity hotspot may be the area which has lost at least 70 per cen of its primary vegetation.
    Code:

    A) 1 and 2 are correct

    B) 2 and 3 are correct

    C) 1 and 3 are correct

    D) 1, 2 and 3 are correct

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  • question_answer2)

    Consider the following statements and select the correct answer using the code given below:
    1. The tropical rainforest is a multilayered forest.
    2. Most of the leaf-matter in the tropical rainforest is found in the canopy.
    3. The canopy of the tropical rainforest is represented by the crowns of the dominant tree species.
    4. In the tropical rainforest, there may be as many as 200 tree species in one hectare of land.
    Code:

    A) 1, 2 and 3 are correct

    B) 1, 3 and 4 are correct

    C) 2, 3 and 4 are correct

    D) 1, 2, 3 and 4 are correct

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  • question_answer3)

    Consider the following statements about the objectives of Biosphere Reserves and select the correct answer using the code given below:
    1. To conserve ecosystems
    2. To conserve genetic diversity
    3. To promote international co-operation
    4. To promote international tourism
    5. To promote education and research
    Code:

    A) 1, 2, 3 and 4 are correct

    B) 1, 2, 3 and 5 are correct

    C) 1, 2, 3 and 5 are correct

    D) 1, 2, 3, 4 and 5 are correct

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  • question_answer4) Which one of the following statements is not correct?

    A) Any ecosystem moves toward maximum biomass and stability to survive.

    B) The stable communities include a redwood forest, a pine forest at high elevations.

    C) Tropical rain forests near equator are stable eco-systems.

    D) The clear tracts in the equatorial region recover rapidly.

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  • question_answer5) Which one of the following statements is not correct?

    A) Equatorial region has consistent daylight.

    B) Equatorial region has about 12 hours daylight period throughout the year.

    C) The Congo Basin is the largest tract of equatorial rain forest.

    D) In South America the equatorial rain forests are called as selva.

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  • question_answer6) Match List-I with List-II and select the correct answer using the code given below:

    List-I(Biodiversity Act) List-II(Year)
    A. Biological Diversity Act 1. 1960
    B. Forest Conservation Act 2. 1972
    C. Prevention of Cruelty to Animals Act 3. 1980
    D. Wild Life Protection Act 4. 2000
    Code:

    A) A-4, B-3, C-1, D-2

    B) A-4, B-3, C-2, D-1

    C) A-3, B-4, C-1, D-2

    D) A-3, B-4, C-2, D-1

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  • question_answer7) Which one of the following statements is not correct?

    A) Decomposers are the final link in the food chain

    B) Decomposers are herbivores

    C) Organisms like baterica. fungi, and worms are de-composers

    D) Decomposers digestand recyle the organic debris and waste in the environment

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  • question_answer8) Match List-I with List-II and select the correct answer using the code given below:

    List-I(Biodiversity Strategy) List-II(Year)
    A. National Forest Policy 1. 2008
    2 National Agriculture Policy 2. 2006
    C. National Environment Policy 3. 2000
    D. National Action Plan Climate Change 4. 1988
    Code:

    A) A-3, B-4, C-2, D-1

    B) A-3, B-4, C-1, D-2

    C) A-4, B-3, C-1, D-2

    D) A-4, B-3, C-2, D-1

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  • question_answer9) Match List-1 with List-11 and select the correct answer using the code given below the list:

    List-I(Major Agreements) List-II(City)
    A. Convention of Substances that the Ozone Layer 1. Kyoto
    2 Protocol on Substances that deplete the Ozone Layer 2. Montreal
    C. Protocol to UNFCC 3. Stockholm
    D. Convention on Persistent Organic Pollutant 4. Vienna
    Code:

    A) A-4, B-2, C-3, D-1

    B) A-4, B-2, C-1, D-3

    C) A-3, B-4, C-2, D-1

    D) A-3, B-4, C-1, D-2

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  • question_answer10) Which one of the following statements is not correct?

    A) The Convention on Wetlands was held at Ramsar in Iran.

    B) The Convention on Trans-boundary Movements of Hazardous Waste was held at Kyoto.

    C) The Convention on Persistent Organic Pollutant was held at Stockholm.

    D) The Convention on Substance that Deplete Ozone Layer was held at Montreal

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  • question_answer11)

    Direction: The following questions consist of two statements, one labelled the Assertion and the other labeled Reason (R). Examine these two statements carefully and decide if the Assertion and Reason (R) are individually true and if so, whether the Reason is a correct explanation of the Assertion.
    A. The sphere of life and organic activity extends from the ocean bottom to about 8 km above the sea level.
    R. Biosphere is a function of hydrosphere and lithosphere.
    Code:

    A) Both A and R are true and R is the correct explanation of A.

    B) Both A and R are true but R is not the correct explanation of A.

    C) A is true but R is false.

    D) A is false but R is true.

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  • question_answer12)

    Direction: The following questions consist of two statements, one labelled the Assertion and the other labeled Reason (R). Examine these two statements carefully and decide if the Assertion and Reason (R) are individually true and if so, whether the Reason is a correct explanation of the Assertion.
    A. An ecosystem is a self regulating association of living plants and animals and their nonliving physical environment.
    R. In an ecosystem, a change in abiotic component causes changes in biotic components.
    Code:

    A) Both A and R are true and R is the correct explanation of A.

    B) Both A and R are true but R is not the correct explanation of A.

    C) A is true but R is false.

    D) A is false but R is true.

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  • question_answer13)

    Direction: The following questions consist of two statements, one labelled the Assertion and the other labeled Reason (R). Examine these two statements carefully and decide if the Assertion and Reason (R) are individually true and if so, whether the Reason is a correct explanation of the Assertion.
    A. Niche refers to function or occupation of a life form within a given community.
    R. Two species can occupy the same niche.
    Code:

    A) Both A and R are true and R is the correct explanation of A.

    B) Both A and R are true but R is not the correct explanation of A.

    C) A is true but R is false.

    D) A is false but R is true.

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  • question_answer14)

    Direction: The following questions consist of two statements, one labelled the Assertion and the other labeled Reason (R). Examine these two statements carefully and decide if the Assertion and Reason (R) are individually true and if so, whether the Reason is a correct explanation of the Assertion.
    A. Biomass is the dry weight of organic material.
    R. Biomass includes both above ground and below ground and both living and dead.
    Code:

    A) Both A and R are true and R is the correct explanation of A.

    B) Both A and R are true but R is not the correct explanation of A.

    C) A is true but R is false.

    D) A is false but R is true.

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  • question_answer15)

    Direction: The following questions consist of two statements, one labelled the Assertion and the other labeled Reason (R). Examine these two statements carefully and decide if the Assertion and Reason (R) are individually true and if so, whether the Reason is a correct explanation of the Assertion.
    A. The Earth's original forests remains are known as frontier forest.
    R. Frontier forests cover about 20 per cent of the Earth's land surface.
    Code:

    A) Both A and R are true and R is the correct explanation of A.

    B) Both A and R are true but R is not the correct explanation of A.

    C) A is true but R is false.

    D) A is false but R is true.

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  • question_answer16)

    Direction: The following questions consist of two statements, one labelled the Assertion and the other labeled Reason (R). Examine these two statements carefully and decide if the Assertion and Reason (R) are individually true and if so, whether the Reason is a correct explanation of the Assertion.
    A. A natural process in which lakes receive nutrients and sediments and become enriched is known as eutrophication.
    R. Lakes of Scandinavia are more adversely affected by eutrophication than that of the Great Lakes of North America
    Code:

    A) Both A and R are true and R is the correct explanation of A.

    B) Both A and R are true but R is not the correct explanation of A.

    C) A is true but R is false.

    D) A is false but R is true.

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  • question_answer17)

    Direction: The following questions consist of two statements, one labelled the Assertion and the other labeled Reason (R). Examine these two statements carefully and decide if the Assertion and Reason (R) are individually true and if so, whether the Reason is a correct explanation of the Assertion.
    A. National Parks are developed to conserve ecosystems and to protect a particular wild animal.
    R. Human activities are permitted in wildlife sanctuaries.
    Code:

    A) Both A and R are true and R is the correct explanation of A.

    B) Both A and R are true but R is not the correct explanation of A.

    C) A is true but R is false.

    D) A is false but R is true.

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  • question_answer18)

    Direction: The following questions consist of two statements, one labelled the Assertion and the other labeled Reason (R). Examine these two statements carefully and decide if the Assertion and Reason (R) are individually true and if so, whether the Reason is a correct explanation of the Assertion.
    A. Biosphere Reserves are rich in biological and cultural diversity.
    R. Biosphere Reserves include unique features of exceptionally pristine nature.
    Code:

    A) Both A and R are true and R is the correct explanation of A.

    B) Both A and R are true but R is not the correct explanation of A.

    C) A is true but R is false.

    D) A is false but R is true.

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  • question_answer19)

    Direction: The following questions consist of two statements, one labelled the Assertion and the other labeled Reason (R). Examine these two statements carefully and decide if the Assertion and Reason (R) are individually true and if so, whether the Reason is a correct explanation of the Assertion.
    A. Biosphere Reserves are terrestrial and coastal ecosystems.
    R. Biosphere Reserves are internationally recognized within the framework of UNESCO's Man and Biosphere (MAB) Programme'.
    Code:

    A) Both A and R are true and R is the correct explanation of A.

    B) Both A and R are true but R is not the correct explanation of A.

    C) A is true but R is false.

    D) A is false but R is true.

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  • question_answer20) Which one of the following is not a biodiversity hotspot?

    A) Western Ghats

    B) Eastern Ghats

    C) Indo-Myanmar

    D) Eastern Himalayas

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  • question_answer21) The total number of biosphere reserves in India is-

    A) 15

    B) 16

    C) 17

    D) 18

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  • question_answer22)

    Examine the following statements and select the correct answer using the code given below:
    1. India ranks ninth in birds species in the world.
    2. India ranks seventh in mammals species in the world.
    3. India ranks fifth in reptile species in the world.
    Code:

    A) 1 and 2 are correct

    B) 1 and 3 are correct

    C) 2 and 3 are correct

    D) 1, 2 and 3 are correct

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  • question_answer23) Which one of the following is not a biodiversity hotspot?

    A) Anatolian Plateau

    B) Guinea Forest

    C) Scandinavian Forest

    D) Valdian Forest

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  • question_answer24) The maximum biodiversity is found in which of the following regions?

    A) Amazon Basin

    B) Congo Basin

    C) East Indies

    D) West Indies

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  • question_answer25) Which one of the following Tiger Reserve is correctly matched?

    A)

    Buxa West Bengal

    B)

    Indravati Odisha

    C)

    Sanjay-Dubri Madhya Pradesh

    D)

    Tadoba Maharashtra

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  • question_answer26)

    Examine the following statements about biodiversity and select the correct answer using the code given below:-
    1. More diverse the species population, the more risk is spread over the entire community.
    2. Greater Biodiversity in an ecosystem results in greater stability.
    Code:

    A) Only 1 is correct

    B) Only 2 is correct

    C) Both 1 and 2 are correct

    D) Neither 1 nor 2 is correct

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  • question_answer27) Which one of the following is not correct about the biodiversity hotspot?

    A) A Biodiversity Hotspot is a biologically rich area with high diversity in fauna and flora.

    B) They have large percentage of endemic species.

    C) Biodiversity Hotspots are confined to terrestrial areas.

    D) Biodiversity Hotspots are threatened by human activities.

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  • question_answer28) Which one of the following is not a biosphere reserve approved by the UNESCO?

    A) Achanakamar

    B) Bhittarkanika

    C) Cold Desert

    D) Seshachalam

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  • question_answer29) Pin-Valley (Cold Desert) Biosphere Reserve is located in the state of:

    A) Arunachal Pradesh

    B) Himachal Pradesh

    C) Sikkim

    D) Uttarakhand

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  • question_answer30) Match List-I with List-II and select the correct answer using the code given below:

    List-I(Tiger Reserve) List-II(State)
    A. Achanakamar 1. Arunachal Pradesh
    2 Dampa 2. Chhattisgarh
    C. Namdhapa 3. Mizoram
    D. Satkosia 4. Odisha
    Code:

    A) A-3, B-1, C-4, D-2

    B) A-3, B-4, C-1, D-2

    C) A-2, B-1, C-3, D-4

    D) A-2, B-3, C1-, D-4

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NCERT - Solved Paper-8
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