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Subject: Science and Technology

  • Consider the following

    Consider the following :
    1. Bluetooth device
    2. Cordless phone
    3. Microwave oven
    4. Wi-Fi device
    Which of the above can operate between 2-4 and 2-5 GHz range of radio frequency band ?

  • Consider the following statements

    Consider the following statements:
    1. Every individual in the population is equally susceptible host for Swine Flu.
    2. Antibiotics have no role in the primary treatment of Swine Flu
    3. To prevent the future spread of Swine Flu in the epidemic area, the swine (pigs) must all be culled
    Which of the statements given above is/are correct?

  • Consider the following statements

    Consider the following statements:
    1. Hepatitis B is several times more infectious than HIV/AIDS
    2. Hepatitis B can cause liver cancer
    Which of the statement given above is/are correct?

  • Consider the following minerals

    Consider the following minerals :
    (1). Calcium
    (2). Iron
    (3). Sodium
    Which of the minerals given above is/are required by human body for the contraction of
    muscles?

  • Which of the following statements is/are correct

    Which of the following statements is/are correct?
    (1). Viruses lack enzymes necessary for the generation of energy.
    (2). Viruses can be cultured in any synthetic medium.
    (3). Viruses are transmitted from one organism to another by biological vectors only.
    Select the correct answer using the codes given below.

  • Consider the following pairs

    Consider the following pairs :
    Vitamin : Deficiency disease
    1. Vitamin C : Scurvy
    2. Vitamin D : Rickets
    3. Vitamin E : Night Blindness
    Which of the pairs given above is/are correctly matched?

  • Consider the following statements

    Consider the following statements:

    1. In tropical regions, Zika virus disease is transmitted by the same mosquito that transmits dengue.
    2. Sexual transmission of Zika virus disease is possible.

    Which of the statements given above is/are correct?

  • Consider the following pairs

    Consider the following pairs :

    Terms sometimes seen in news Context /Topic

    Belle II experiment Artificial Intelligence
    Blockchain technology Digital/ Cryptocurrency
    CRISPR — Cas9 Particle Physics
    Which of the pairs given above is/are correctly matched?

  • Consider the following

    Consider the following:

    1. Birds
    2. Dust blowing
    3. Rain
    4. Wind blowing

    Which of the above spread plant diseases?

  • Consider the following statements

    Consider the following statements:
    A digital signature is
    1. an electronic record that identifies the certifying authority issuing it
    2. used to serve as a proof of identity of an individual to access information or server on Internet.
    3. an electronic method of signing an electronic document and ensuring that the original content is unchanged

    Which of the statements given above is / are correct?