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Multiple Choice Questions

A common biocontrol agent for the control of plant diseases is

  • Baculovirus

  • Bacillius thuringiensis

  • Glomus

  • Glomus

498 Views

Which one of the following option gives the correct matching of a disease with its causative organism and mode of infection?

  • Disease

    Gausative Organisms

    Mode of infection

    Typhoid

    Salmonella typhi

    With inspired air

  • Disease

    Gausative Organisms

    Mode of infection

    Pneumonia

    Sreptococcus pneumoniae

    Droplet infection

  • Disease

    Gausative Organisms

    Mode of infection

    Elephantiasis

    Wuchereria bancrofti

    Infected water and food

  • Disease

    Gausative Organisms

    Mode of infection

    Elephantiasis

    Wuchereria bancrofti

    Infected water and food

394 Views

Read the following statement having two blanks (1 and 2). 

A drug used for ..... (1) ...... patients is obtained from a species of the organism ....... (2).....The one correct option for the two blanks is.

  • Blank – 1
    Blank – 2
    Heart
    Penicillium
  • Blank – 1

    Blank – 2

    Organ - transplant

    Trichoderma
  • Blank – 1

    Blank – 2

    Swine flu

    Monascus
  • Blank – 1

    Blank – 2

    Swine flu

    Monascus
376 Views

The common nitrogen -fixer in paddy field is 

  • Rhizobium

  • Azopirillum

  • Oscillatoria

  • Oscillatoria

505 Views

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Which one of the following is not a biofertilizer

  • Rhizobium

  • Nostoc

  • Mycorrhiza

  • Mycorrhiza

289 Views

A person likely to develop tetanus is immunised by administering

  • dead germs

  • preformed antibodies

  • wide spectrum antibiotics

  • wide spectrum antibiotics

504 Views

Which of the following is not used as a biopesticide?

  • Bacillus thuringiensis
  • Trichoderma harzianum

  • Nuclear Polyhedrosis virus (NPV)

  • Nuclear Polyhedrosis virus (NPV)

349 Views

Ethanol is commercially produced through a particular species of 

  • Clostridium

  • Trichoderma

  • Aspergillus

  • Aspergillus

309 Views

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The most common substrate used in distilleries for the production of ethanol is 

  • soya meal 

  • ground gram

  • molasses

  • molasses

451 Views

Biochemical Oxygen Demand (BOD) in a river water

  • remains unchanged when algal bloom occurs

  • has no relationship with the concentration of oxygen in the water

  • gives a measure of Salmonella in the water

  • gives a measure of Salmonella in the water

585 Views

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