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Important MCQs of Everyday Science:

Rainbow don’t have black colour in it.

Star twinkle due to change in refractive index of the air on earth.

Plague can be used as culture media in laboratories.

Rust is caused by fugus.

Pepsin is produced in stomach and is a digestive enzyme.

The element nitrogen is found in proteins.

Kidneys in the human body helps in osmoregulation.

Milk itself is a complete food.

Milk contains vitamin C.

Newly born thrives best on its mother’s milk.

Light travels fastest through vacuum.

Life span of RBCs is 120 days.

RBCs originate in the bone marrow.

Per minute range of heart beat of human being is 70 to 80 times.

DNA is a class of nucleic acid.

DNA is synthesized by RNA.

Blood contains 60 percent plasma and 40 percent corpuscles.

Vitamin associated with blood clotting is vitamin K.

Types of blood cells in human are three.

Lustre of diamond is due to total internal reflection.

William Harvey discovered the circulation of blood in the human body.

Trypsin is a digestive enzyme which breaks peptide bond.

Riboflavin is Yellow or orange-yellow water-soluble compound, a member of the vitamin B complex, that acts as a growth-promoting factor in humans and other animals.

NaOH is caustic soda.

Pure gold is 24 carat.

Eucalyptus is a fast growing tree.

Radioactivity was discovered by Henry Becquerrel.

I horse power is equal to 746 watts.






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