Multiple Choice Questions

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Which of the following is not used as a biopesticide?

  • Bacillus thuringiensis
  • Trichoderma harzianum

  • Nuclear Polyhedrosis virus (NPV)

  • Nuclear Polyhedrosis virus (NPV)


D.

Nuclear Polyhedrosis virus (NPV)

The bacterium Xanthomonas campestris is the causative agent of plant disease, black rot of cabbage.
Bacillus thuringiensis, T. harzianum and NPV are biopesticides.

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Alzheimer disease in humans is associated with the deficiency of 

  • dopamine

  • glutamic acid

  • acetylcholine

  • acetylcholine

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Which of the following is a pair of viral diseases?

  • Ringworm, AIDS

  • common cold, AIDS

  • Dysentery, common cold

  • Dysentery, common cold

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Which one of the following plants is monoecious?

  • Marchantia

  • Pinus

  • Cycas

  • Cycas

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Which one of the following is the most likely reason of not occurring regular menstruation cycle in females? 

  • Fertilisation of the ovum

  • maintenance of the hypertrophical endometrial lining

  • Maintenance of high concentration of sex hormones in the blood stream

  • Maintenance of high concentration of sex hormones in the blood stream

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Which one of the following has maximum genetic diversity in india?

  • Teak

  • Mango

  • Wheat

  • Wheat

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Somaclones are obtained by

  • tissue culture

  • plant breeding

  • irradiation

  • irradiation

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Which one of the following is the correct matching of three items and their grouping category?

  • Items

    Group

    Malleus, incus, cochlea

    Ear ossicles

  • Items

    Group

    IIium, ischium, pubis

    Coxal bones of pelvic girdle

  • Items

    Group

    Actin, myosin,

    Rhodopsin

    Muscle proteins

  • Items

    Group

    Actin, myosin,

    Rhodopsin

    Muscle proteins

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Study the pedigree chart given below.



what does it show?

  • Inheritance of a sex-linked inborn error of metabolism like phenylketonuria

  • Inheritance of a condition like phenylketonuria as an autosomal recessive trait

  • The pedigree chart is wrong as this is not possible

  • The pedigree chart is wrong as this is not possible

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Point mutation involves

  • insertion

  • change in the single base pair

  • duplication

  • duplication

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