Everyday Science Mcqs (1972)

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  • 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

  • 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.

  • 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

  • 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

  • What is the average adult pulse rate?
    1. 140-150
    2. 115-125
    3. 72-80
    4. 60

  • 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

  • Which part of the Camera is analogue to the retina in the human eye?
    1. Lens
    2. Film
    3. Aperture
    4. Shutter

  • Dolly is the name of the ?
    1. First cloned sheep
    2. First cloned monkey
    3. First test-tube baby
    4. First human fossil

  • The most important stimulant in tea leaves is?
    1. Brucine
    2. Caffeine
    3. Phenylalanine
    4. Theine

  • Dialysis is used for the treatment of__________?
    1. Kidney failure
    2. Heart weakness
    3. Brain diseases
    4. None of these

  • ECG is used for the diagnosis of aliments of ?
    1. Brain
    2. Heart
    3. Kidneys
    4. Lungs

  • Trachoma is a disease of the___________?
    1. Liver
    2. Eyes
    3. Lungs
    4. Kidneys

  • Short-sightedness can be corrected by using ___________?
    1. Convex lens
    2. Concave lens
    3. Convex-concave lens
    4. Concave-convex lens

  • Leukemia is a disease of the___________?
    1. Lungs
    2. Blood
    3. Skin
    4. Nerves

  • Myopia is a disease connected with_________?
    1. Ears
    2. Eyes
    3. Lungs
    4. Brain

  • Medulla oblongata is a part of human ___________?
    1. Heart
    2. Brain
    3. Liver
    4. Sex organ

  • Which of the following diseases is caused by virus?
    1. Small pox
    2. Tuberculosis
    3. Malaria
    4. Cholera

  • Malaria is a disease which effects the____________?
    1. Heart
    2. Lungs
    3. Spleen
    4. Kidneys

  • A person with which of the following blood groups can receive blood of any group?
    1. A
    2. AB
    3. B
    4. O

  • The average heartbeat per minute in a normal man is _________?
    1. 50
    2. 70
    3. 80
    4. 100

  • Which of the following vitamins promote healthy functioning of eyes in human beings?
    1. Vitamin B
    2. Vitamin C
    3. Vitamin A
    4. Vitamin D

  • Which of the following have maximum calorific value?
    1. Carbohydrates
    2. Fats
    3. Proteins
    4. Vitamins

  • How many bones are there in a newly born infant?
    1. 206
    2. 230
    3. 280
    4. 300

  • Which gland in the human body is called the master gland?
    1. Pancreas
    2. Thyroid
    3. Pituitary
    4. Spleen

  • A person of which of the following blood groups is called a universal donor?
    1. O
    2. AB
    3. A
    4. B