In this video you have to learn most important and most repeated every day science mcqs which are taken from different past papers which are conducted all over in Pakistan.
Questions solved
The unit of energy produced by food in the human body is called
A. Watt
B. DNA
C. Calorie
D. Ampere
Amount of water in mammalian blood is
A. 99 percent
B. 98 percent
C. 90 percent
D. 92 percent
Which of the following Vitamin helps in clotting of blood?
A. Vitamin B
B. Vitamin A
C. Vitamin D
D. Vitamin K
Which of the following vitamins are fat soluble?
A. Vitamins A,B, C, D
B. Vitamins A, D, E, K
C. Vitamins A, B, C, D
D. None of these
Most of the ozone in the atmosphere is concentrated in the
A. Mesosphere
B. Troposphere
C. Stratosphere .
D. Ionosphere
The most abundant element in Earth’s crust is
A. Silicon
B. Oxygen
C. Aluminum
D. None of these
11. Which of the following vitamins is Water soluble?
A. Vitamin B
B. Vitamin A
C. Vitamin C
D. Both a and c
In railway tracks, a small gap is left between the rails
A. To allow for the expansion during heat
B. To save the cost of metal
C. To permit the shrinkage of metal
D. None of them
Friction can be reduced by changing over from
A. Sliding to rolling.
B. Rolling to sliding
C. Potential energy to kinetic energy
D. None of them
As we climb up the mountain, the atmospheric pressure will
A. Decrease.
B. Increase
C. Remain the same
D. None of these
Radioactivity was discovered by
A. Henry Bequerel
B. Marie Curie
C. Newton
D. Einstein
Food is cooked quickly in a pressure cooker because:
A. Boiling point of water is decreased
B. Boiling point of water is increased.
C. It absorbs heat quickly
D. None of them
Gun powder was invented by
A. Roger Bacon
B. Alfred Nobel
C. Albert Einstein
D. Alexander Fleming
The device used for the measurement of current, voltage and resistance is
A. AVO meter
B. Galvanometer
C. Ammeter
D. Ohmmeter
What is Penicillin?
A. Vitamin
B. Hormone
C. Antibiotic
D. Analgesic
The volume percentage of nitrogen in air is
A. 60 percent
B. 67percent
C. 74 percent
D. 78 percent
Air contains volume of carbon dioxide approximately.....percent.
A. 3
B. 33
C. 0.3
D. 0.03
Which of the following vitamins is essential for bone and teeth formation?
A. Vitamin A
B. Vitamin B
C. Vitamin C
D. Vitamin D
Entomology is the science which deals with
A. Plants
B. Animals
C. Insects
D. Mammals
The normal temperature of the human body is:
A. 90 F
B. 98 F
C. 98.6 F
D. 96.4 F
The total number of bones in human skull
A. 28
B. 42
C. 22 .
D. 37
In brain, the site for intelligence, memory and emotion is present in
A. Cerebrum .
B. Cerebellum
C. Medulta
D. Hypothalamus
The longest and the strongest bone in the human body is
A. Tibia
B. Pelvis
C. Femur
D. None of them
Who discovered circulation of blood in the human body?
A. Edward Jenner
B. Joseph Lister
C. William Harvey
D. Jonon Esals
The credit of inventing the television goes to
A. Faraday
B. Baird
C. Edison
D. Marconi
Music used.......
NCS
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