☰ Menu

Place for ads

MCQs -for Competitive Exams & Improve Knowledge

Looking for MCQs? You're in the right place! Whether you're preparing for competitive exams, school boards or just aiming to improve your knowledge, we offer MCQs for all levels and subjects.

All AbbreviationsArt and CultureAwardsBooks and AuthorsCapitalsClimate / EnvironmentComputer AwarenessConstitutionCurrenciesDanceDefence and WarsDiscoveriesEminent PersonalitiesFreedom MovementGeographyHeritageHistoryLanguagesNational SymbolsScienceSports and Championships

Which of the following is a non-renewable resource?

  • (A) Solar energy
  • (B) Wind energy
  • (C) Coal
  • (D) Biomass

Answer: Coal

Coal is a non-renewable resource as it takes millions of years to form, unlike solar and wind energy, which are renewable.

What is the powerhouse of the cell?

  • (A) Nucleus
  • (B) Ribosome
  • (C) Mitochondria
  • (D) Golgi body

Answer: Mitochondria

Mitochondria are responsible for producing energy in the form of ATP, often referred to as the powerhouse of the cell.

What is the SI unit of force?

  • (A) Newton
  • (B) Pascal
  • (C) Joule
  • (D) Watt

Answer: Newton

The SI unit of force is the Newton (N), named after Sir Isaac Newton for his work on motion and force.

Place for ads

The process of conversion of solid into gas is called:

  • (A) Melting
  • (B) Sublimation
  • (C) Evaporation
  • (D) Freezing

Answer: Sublimation

Sublimation is the transition of a substance directly from the solid to the gas phase, bypassing the liquid phase.

What is the atomic number of Carbon?

  • (A) 6
  • (B) 8
  • (C) 12
  • (D) 14

Answer: 6

The atomic number of Carbon is 6, representing the number of protons in its nucleus.

Who is known as the father of modern physics?

  • (A) Isaac Newton
  • (B) Albert Einstein
  • (C) Nikola Tesla
  • (D) Galileo Galilei

Answer: Albert Einstein

Albert Einstein revolutionized the understanding of physics with his theory of relativity and contributions to quantum mechanics.

Place for ads

What is the process by which plants make their own food?

  • (A) Respiration
  • (B) Photosynthesis
  • (C) Transpiration
  • (D) Germination

Answer: Photosynthesis

Photosynthesis is the process by which green plants use sunlight to synthesize foods from carbon dioxide and water.

Which of the following is the largest planet in our solar system?

  • (A) Earth
  • (B) Mars
  • (C) Jupiter
  • (D) Saturn

Answer: Jupiter

Jupiter is the largest planet in the solar system, with a diameter of about 142,984 km.

What is the chemical formula for water?

  • (A) H2O
  • (B) CO2
  • (C) H2O2
  • (D) O2

Answer: H2O

Water consists of two hydrogen atoms bonded to one oxygen atom, forming H2O.

Place for ads

Who invented the first successful typewriter?

  • (A) Christopher Latham Sholes
  • (B) Samuel Morse
  • (C) Charles Babbage
  • (D) Nikola Tesla

Answer: Christopher Latham Sholes

Christopher Latham Sholes invented the first practical typewriter, revolutionizing communication and writing.

Previous3839404142Next

Place for ads

Subscribe to Our Newsletter