1.

    Which of the following phenomenon proves that viruses are living?

    A

    They carry metabolic activity

    B

    They carry anaerobic respiration

    C

    They multiply in host cells

    D

    They cause infection

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Biological Classification
    🎯Topic:Virus, Viroids,Prions And Lichens
    🎓 Ncert Level:Understanding
    🎯Difficulty :Easy
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :Characteristics of life, Virus biology, Viral replication

    Related Questions

    1.

    Lichen is the pioneer vegetation on which succession?

    A

    Hydrosere

    B

    Lithosere

    C

    Psammosere

    D

    Mesosere

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Biological Classification
    🎯Topic:Virus, Viroids,Prions And Lichens
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :ecological succession, pioneer species, sere

    2.

    Lichens are ecologically important as they

    A

    Purify air

    B

    Are pioneers of ecological succession on Barren Rocks

    C

    Are symbionts of algae and fungi

    D

    Are Associated with Mycorrhizal roots

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Biological Classification
    🎯Topic:Virus, Viroids,Prions And Lichens
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :lichens, ecological succession, pioneer species

    3.

    Lichen is the pioneer vegetation on which succession?

    A

    Hydrosere

    B

    Lithosere

    C

    Psamosere

    D

    Xerosere

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Biological Classification
    🎯Topic:Virus, Viroids,Prions And Lichens
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :ecological succession, pioneer species, lichen, sere

    4.

    Lichen is the pioneer vegetation on which succession?

    A

    Hydrosere

    B

    Lithosere

    C

    Psamosere

    D

    Xerosere

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Biological Classification
    🎯Topic:Virus, Viroids,Prions And Lichens
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Ecological Succession, Pioneer Species, Lichen, Sere Types

    5.

    Bare rock surfaces are initially colonized by organisms like lichens. What is the ecological term for such organisms?

    A

    Pioneer species

    B

    Climax community

    C

    Keystone species

    D

    Indicator species

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Biological Classification
    🎯Topic:Virus, Viroids,Prions And Lichens
    PYQ YEAR: 2016
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Ecological Succession, Pioneer Species

    6.

    In the process of primary succession, which of the following plays the role of a pioneer organism, breaking down rock to form soil?

    A

    Lichens

    B

    Ferns

    C

    Mushrooms

    D

    Insects

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Biological Classification
    🎯Topic:Virus, Viroids,Prions And Lichens
    PYQ YEAR: 2016
    🎓 Ncert Level:Understanding
    🎯Difficulty :Medium
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Ecological Succession, Pioneer Species, Soil Formation

    7.

    Which of the following organisms are typically the first to colonize bare rocks in primary succession?

    A

    Lichens

    B

    Mosses

    C

    Grasses

    D

    Shrubs

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Biological Classification
    🎯Topic:Virus, Viroids,Prions And Lichens
    PYQ YEAR: 2016
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Ecological Succession, Pioneer Species, Lichens

    8.

    A place was rocky and barren but now there is a green forest, the sequence of origin is

    A

    Lichen, moss, herbs, shrubs

    B

    Moss, lichen, herbs, shrubs

    C

    Lichen, moss, shrubs, herbs

    D

    Shrubs, herbs, moss, lichen

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Biological Classification
    🎯Topic:Virus, Viroids,Prions And Lichens
    🎓 Ncert Level:Understanding
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :ecological succession, pioneer species, plant community development

    9.

    Which of the following would appear as the pioneer organisms on bare rocks?

    A

    Lichens

    B

    Liverworts

    C

    Mosses

    D

    Green algae

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Biological Classification
    🎯Topic:Virus, Viroids,Prions And Lichens
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Pioneer organisms, Ecological succession, Lichens

    10.

    Lichen is the pioneer vegetation on which succession?

    A

    Hydrosere

    B

    Lithosere

    C

    Psammosere

    D

    Mesosere

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Biological Classification
    🎯Topic:Virus, Viroids,Prions And Lichens
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :ecological succession, pioneer species, sere

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