Exposure to sunlight helps a person improve his health because ________?

A. Resistance power increases
B. The infrared light kills bacteria in the body
C. The ultraviolet rays convert skin oil into Vitamin D
D. The pigment cells in the skin get stimulated and produce a healthy tan

Submitted by: Rashid Mehmood

Related Mcqs:

When a ray of sunlight enters a dark room , its straight path become visible because of dust particles hanging in the air. It is because light is _________?
A. Visible
B. Transparent
C. Invisible
D. opaque
E. None of these
The sunlight can reach a depth of___________meters in the ocean
A. 80
B. 200
C. 120
D. None
Sunlight is a Great Source of ____________?
A. vitamin C
B. vitamin D
C. vitamin E
D. vitamin K
Submitted by: Sara khan
Sunlight is composed of___________?
A. Three colours
B. six colours
C. seven colours
D. eight colours
Submitted by: Mian Jamil Shah
The Time taken for sunlight to reach the Earth is___________?
A. 700 sec
B. 8hrs 20 mins
C. 8 mins 20 sec
D. 8 mins
Submitted by: Anand Hanjhro
The reaction between methane and chlorine in diffused sunlight is__________?
A. Oxidation
B. Reduction
C. Polymerisation
D. Radical substitution
Submitted by: ABDUL HAYEE
Sunlight is made of__________colours?
A. Seven colours
B. Five colours
C. Three colours
D. Non of these
Submitted by: Inayat Ullah Dirvi
The property of a substance to absorb moisture from the air on exposure is called____________?
A. osmosis
B. deliquescence
C. efflorescence
D. desiccation
Submitted by: WIQAR AHMAD
Which of the following helps in clotting of blood?
A. Vitamin B1
B. Vitamin B2
C. Vitamin D
D. Vitamin K
Which component of diet helps in preventing constipation ?
A. Proteins
B. Fats
C. Fiber
D. Carbohydrates
Submitted by: Farhan Rana