MCQ Questions For Class 10 Science: Science MCQs

MCQ Questions For Class 10 Science. Science MCQ Questions for class 10 and higher classes.

Everyday Science MCQs

General Science MCQ

Science MCQ


MCQ Questions For Class 10


1- The automatic nervous system innervates all of these except which one ??

(A) Smooth muscles

(B) Back muscles

(C) Cardiac muscles

(D) Skeletal muscles


2- What saves the Earth from so many Asteroids and Comets ??

(A) Jupiter

(B)  Pluto

(C) Mars

(D) Sun


3- What if the damage could result in a defect of the eye movement ??

(A) Trigeminal

(B) Abducens

(C) Optic

(D) None of these


4- How many planets are visible to us without using a Telescope ??

(A) 5

(B) 6

(C) 4 

(D) 7


5- Which among these is not a spinal cord region ??

(A) Lumbar

(B) Thoracic

(C) Pelvic 

(D) None of the above


6- How many years ago did the universe begin according to the Big Bang Theory ??

(A) 40 to 50 billion

(B) 30 to 40 billion

(C) 10 to 20 billion

(D) 50 to 60 billion


7- The external ear has this shape because of ??

(A) Elastic cartilage

(B) Articular cartilage

(C) Fibrocartilage

(D) None of these


8- Biosensor is used to major what thing ??

(A) Salinity in urine

(B) Blood glucose level

(C) PH value of body

(D) Amount of hemoglobin


9- What covers the external surface of the Stomach ??

(A) Serosa 

(B) Parietal peritoneum

(C) NoneSerosa

(D) Mucosa  


10- Einstein stated that the energy and mass are interchangeable, what was his equation ??

(A) E = cm2

(B) M = ce2

(C) E = mc2

(D) M = ec2




11- Which of these is not a human organ system ??

(A) Muscular

(B) Epithelical

(C) Integumentary

(D) None of the above


12- What is the standard SI unit of current ??

(A) Henry

(B) Ampere

(C) Newton

(D) Volt


13- The Equator passes from which of these countries ??

(A) Japan

(B) Kingdom Of Saudi Arabia

(C) Spain

(D) None


14- What is the principal constituent of the Earth’s atmosphere ??

(A) Hydrogen

(B) Helium

(C) Nitrogen

(D) Carbon dioxide 


15- Ultra Viole light falls in which category ??

(A) Visible Light

(B) Laser Light 

(C) Emitting Light

(D) Ionizing Radiations


16- Dry ice is ??

(A) Solid Nitrogen

(B) Solid Ice

(C) Solid Carbon dioxide 

(D) Solid Hydrogen


17- What has 15 major plates of various sizes ??

(A) Stratosphere 

(B) Lithosphere

(C) Mesosphere

(D) Ozone Layer


18- Where digestion of the food is completed ??

(A) Liver

(B) Large Intestine

(C) Small Intestine

(D) Stomach


19- What is the major source of Vitamin A among these ??

(A) Sugar

(B) Choclate

(C) Rice

(D) Carrot


20- Which of these formulated basic laws of Geometry ??

(A) Aristotle 

(B) Archimedes

(C) Pyhtagorus

(D) None


MCQ Questions For Class 10


21- What is necessary for the proper formation of teeth ??

(A) Fluorine

(B) Iron

(C) Copper 

(D) Iodine


22- Deficiency of what causes poor growth and appetite ??

(A) Iodine

(B) Sulphur 

(C) Copper

(D) Zinc


23- Who first proved that planets move around the sun ??

(A) John Kepler

(B) Edison 

(C) Archimedes

(D) Galileo Galilei


24- How many different kinds of subatomic particles an atom is made up of ??

(A) Four

(B) Three

(C) Two 

(D) One


25- The study of what is known as “Meteorology” ??

(A) Atmosphere

(B) Sounds and Winds

(C) Mountains 

(D) Seasons


26- In which forms Uranium is best used as Nuclear fuel ??

(A) U 234

(B) U 235

(C) U 236

(D) None of the above


27- The Alpha particles are compact clusters of which of these ??

(A) Proton and Electron

(B) Three Protons and three Neutrons

(C) Two protons and two Neutrons

(D) None


28- What is the volume of Carbon Dioxide in the atmosphere ??

(A) 13%

(B) 3%

(C) 0.03%

(D) 0.039%


29- What are Beta particles ??

(A) Fast-moving electrons

(B) Fast-moving protons

(C) Fast-moving neutrons

(D) None of these


30- Diamond is an allotropic form of which of these elements ??

(A) Hydrogen

(B) Sulphur

(C) Nitrogen

(D) Carbon


MCQ Questions For Class 10


31- Which country produces the maximum energy from Atomic reactors ??


(B) Canada

(C) France

(D) Pakistan


32- What is the unit to measure the quantity of Ozone in the atmosphere ??

(A) Coulomb

(B) Dobson

(C) Candela

(D) None of these


33- What is the standard unit of Heat ??

(A) Volt

(B) Newton

(C) Watt

(D) Joule


34- What replaced Vacuum tubes ??

(A) Diodes

(B) Transformers

(C) Capacitors

(D) Transistors


35- What is the source of good Vitamin A ??

(A) Seeds

(B) Green leaf vegetables

(C) Stems

(D) None of these


36- What is Dacron ??

(A) Epoxy

(B) Polyethylene

(C) Form of a gas

(D) None of the above


37- What are the good source of Iodine ??

(A) Fresh Fruits

(B) Fresh Vegetables

(C) Seafood

(D) Seeds


38- What among these is not a major sub-division of Biosphere ??

(A) Lithosphere

(B) Hydrosphere

(C) Stratosphere 

(D) None of these


39- What is a “Laughing gas” ??

(A) Hydrogen

(B) Nitrous Oxide

(C) Sodium Oxide

(D) Sulfur Oxide

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