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.

    In which of the following patterns of viral replication, viruses enter a cell, replicate and then cause the cell to burst, releasing new viruses?

    A

    Lytic

    B

    Lysogenic

    C

    Repreogenic

    D

    Both (a) and (b)

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Biological Classification
    🎯Topic:Virus, Viroids,Prions And Lichens
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :viral replication, lytic cycle, lysogenic cycle

    2.

    Virus multiplies in

    A

    Soil

    B

    Dead tissue

    C

    Living tissue

    D

    Culture medium

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Biological Classification
    🎯Topic:Virus, Viroids,Prions And Lichens
    🎓 Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Virus biology, viral replication

    3.

    Statement 1: Viruses cause diseases and replicate when they are in the host.Statement 2: Viruses do not replicate outside the host, but they remain alive.

    A

    Statement 1 is True, Statement 2 is True; Statement 2 is correct explanation for Statement 1

    B

    Statement 1 is True, Statement 2 is True; Statement 2 is not correct explanation for Statement 1

    C

    Statement 1 is True, Statement 2 is False

    D

    Statement 1 is False, Statement 2 is True

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Biological Classification
    🎯Topic:Virus, Viroids,Prions And Lichens
    🎓 Ncert Level:Analyzing
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :virus biology, viral replication, host-pathogen interaction

    4.

    Statement 1: Viruses cause diseases and replicate when they are in the host.Statement 2: Viruses do not replicate outside the host, but they remain alive.

    A

    Statement 1 is True, Statement 2 is True; Statement 2 is correct explanation for Statement 1

    B

    Statement 1 is True, Statement 2 is True; Statement 2 is not correct explanation for Statement 1

    C

    Statement 1 is True, Statement 2 is False

    D

    Statement 1 is False, Statement 2 is True

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Biological Classification
    🎯Topic:Virus, Viroids,Prions And Lichens
    🎓 Ncert Level:Analyzing
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :viruses, viral replication, host dependency, living vs non-living

    5.

    Which of the following can not be grown on artificial culture medium?

    A

    Eschaerichia Coli

    B

    TMV

    C

    Aspergillus

    D

    Yeast

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Biological Classification
    🎯Topic:Virus, Viroids,Prions And Lichens
    🎓 Ncert Level:Understanding
    🎯Difficulty :Easy
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :Microbiology, Viral Replication, Bacterial Growth, Fungal Growth, Yeast Growth, Culture Media

    6.

    Which of the following can not be grown on artificial culture medium?

    A

    Eschaerichia Coli

    B

    TMV

    C

    Aspergillus

    D

    Yeast

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Biological Classification
    🎯Topic:Virus, Viroids,Prions And Lichens
    🎓 Ncert Level:Understanding
    🎯Difficulty :Easy
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :Microbiology, Viral Replication, Cellular vs Acellular organisms, Culture Media

    7.

    Which statement is wrong for viruses?

    A

    They reproduce only inside the host cell.

    B

    They have no cellular structure.

    C

    They have no metabolism.

    D

    They grow.

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Biological Classification
    🎯Topic:Virus, Viroids,Prions And Lichens
    🎓 Ncert Level:Understanding
    🎯Difficulty :Easy
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :virus characteristics, viral structure, viral replication, antibiotic action

    8.

    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

    9.

    Viruses that infect bacteria, multiply and cause their lysis are

    A

    Lysozymes

    B

    Lipolytic

    C

    Lytic

    D

    Lysogenic

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Biological Classification
    🎯Topic:Virus, Viroids,Prions And Lichens
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Bacteriophages, Viral Replication, Lysis

    10.

    Which part of an animal virus is not reproduced in multiple copies?

    A

    Capsid

    B

    Proteins

    C

    Envelope

    D

    Ribosomes

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Biological Classification
    🎯Topic:Virus, Viroids,Prions And Lichens
    🎓 Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Viral Structure, Viral Replication, Ribosomes

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