- Leg
- Femur
- Arm
- None of these
- b
-
The smallest bone of human body is “Stapes” that is found in ear.
Everyday Science MCQs
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Mental retardation in children is mainly cause by the deficiency of:
- Magnesium
- Sodium
- Iodine
- Copper
- c
-
The atomic no of Iodine is 53.
Iodine helps thyroid glands to make thyroxin hormones.
Thyroxin is most important for growth of bones and nerves.
Which of the following food has high protein content?
- Milk
- Eggs
- Peanuts
- Apple
- c
A type of simple machine which is used to move heavy objects up or down over a vertical height is known as:
- Liver
- Fulcrum
- Wedge
- Inclined Plane
- d
If you travel on the Moon your weight will change because:
- The pull of gravity is stronger there than on earth
- The pull of gravity is weaker than on earth
- The pull on sun is weaker than earth
- The pull of space is stronger than earth
- b
-
Human weight is six times less on Moon as compare to Earth.
If the ratio of solute to solvent is low, the solution is said to be:
- Dilute
- Saturated
- Concentrated
- Supersaturated
- a
A method which is used to separate coloured chemicals or substances is known as:
- Distillation
- Filtration
- Sublimation
- Paper Chromatography
- d
-
Chromatography is a process to separate the components of mixture.
Paper Chromatography is a type of Partition Chromatography.
The smallest particle of compound, made up of group of atoms is known as:
- Isotopes
- Molecule
- Mixture
- Alloy
- b
-
A material composed of two or more elements is called Compound i.e. Water, Carbon Dioxide, Sodium Chloride and etc.
Which statement is incorrect about gas molecules?
- Molecules have low attractive forces
- Molecules don't collide with one another
- Molecules are widely separated
- Molecules free to move in any direction
- b
-
A group of atoms is called Molecule.
Which women spent longest time in space?
- Medam Cury
- Christina Koch
- Linda Koch
- None of these
- b
-
Christina Koch belonged to USA.
She spent 328 days in space.