Q: 19581 Myopia is a disease connected with_________?

  1. 
    Ears
  2. 
    Eyes
  3. 
    Lungs
  4. 
    Brain

Q: 19582 Trachoma is a disease of the___________?

  1. 
    Liver
  2. 
    Eyes
  3. 
    Lungs
  4. 
    Kidneys

Q: 19583 Short-sightedness can be corrected by using ___________?

  1. 
    Convex lens
  2. 
    Concave lens
  3. 
    Convex-concave lens
  4. 
    Concave-convex lens

Q: 19584 ECG is used for the diagnosis of aliments of ?

  1. 
    Brain
  2. 
    Heart
  3. 
    Kidneys
  4. 
    Lungs

Q: 19585 Dialysis is used for the treatment of__________?

  1. 
    Kidney failure
  2. 
    Heart weakness
  3. 
    Brain diseases
  4. 
    None of these

Q: 19586 The most important stimulant in tea leaves is?

  1. 
    Brucine
  2. 
    Caffeine
  3. 
    Phenylalanine
  4. 
    Theine

Q: 19587 Dolly is the name of the ?

  1. 
    First cloned sheep
  2. 
    First cloned monkey
  3. 
    First test-tube baby
  4. 
    First human fossil

Q: 19588 Which part of the Camera is analogue to the retina in the human eye?

  1. 
    Lens
  2. 
    Film
  3. 
    Aperture
  4. 
    Shutter

Q: 19589 When a person enters a dark room from bright light he is not able to see clearly for a little while because the?

  1. 
    Eye is unable to adjust itself immediately
  2. 
    Retina becomes insensitive momentarily
  3. 
    Iris is unable to dilate the pupil immediately
  4. 
    Distance between the lens and retina take time to adjust

Q: 19590 What was the initial cause of the student protests in Bangladesh?

  1. 
    High tuition fees
  2. 
    Lack of government jobs
  3. 
    Freedom fighter quota
  4. 
    Corruption in university administrations

Q: 19591 What percentage of jobs in Bangladesh will still be reserved for the children and grandchildren of ";freedom fighters"; after the Supreme Court';s decision?

  1. 
    56%
  2. 
    50%
  3. 
    25%
  4. 
    7%

Q: 19592 What is the average adult pulse rate?

  1. 
    140-150
  2. 
    115-125
  3. 
    72-80
  4. 
    60

Q: 19593 What significant political decision did Joe Biden make that had not been made by a sitting U.S. President since 1968?

  1. 
    Resigning from office
  2. 
    Declaring a state of emergency
  3. 
    Choosing not to run for reelection
  4. 
    Vetoing a major bill
  5. 
    Johnson in 1968.

Q: 19594 Who did Joe Biden endorse for the Democratic presidential candidate after deciding not to run for reelection?

  1. 
    Bernie Sanders
  2. 
    Elizabeth Warren
  3. 
    Kamala Harris
  4. 
    Pete Buttigieg

Q: 19595 The beautiful color patterns exhibited by a peacock in its tail feathers are due to ?

  1. 
    Selective absorption of light
  2. 
    Selective re ection of light
  3. 
    Sinterference of light
  4. 
    Natural colour pattern of feathers

Q: 19596 A lake starts freezing because of the cold atmosphere. It will first freeze

  1. 
    At the bottom
  2. 
    ln the middle pan
  3. 
    At the top surface
  4. 
    Uniformly throughout the water body

Q: 19597 An astronaut inside a spacecraft is in a state of weightlessness. This implies that?

  1. 
    The mass of the astronaut is reduced to zero
  2. 
    Gravity inside the spacecraft ceases to act
  3. 
    The astronaut is outside the influence of the earth';s gravitational force
  4. 
    The astronaut and the spacecraft are both in a free-failing state

Q: 19598 The sun appears red at sunrise and sunset while it appears white at noon, because

  1. 
    Of refraction
  2. 
    It is cooler at sunrise and at sunset
  3. 
    Of diffraction leading to red end of the spectrum reaching the earth.
  4. 
    Of Scattering of light due to dust particles and air molecules.

Q: 19599 An iceberg is floating in sea. How much of its mass will remain above the surface of water?

  1. 
    One tenth
  2. 
    One fifth
  3. 
    One fourth
  4. 
    One third

Q: 19600 Most of the ozone in the atmosphere is concentrated in the _____________?

  1. 
    Mesosphere
  2. 
    Troposphere
  3. 
    Stratosphere
  4. 
    ionosphere