GK Questions on Class 5 Science

GK Questions for Class 5 Science is a fascinating subject that allows us to understand the natural world and the mysteries that surround us. These gk questions have been carefully crafted to ignite your curiosity, test your knowledge, and deepen your understanding of the scientific wonders that shape our lives.

In Class 5, you embark on an exciting journey of learning about various scientific concepts, from the diversity of living organisms to the forces of nature that govern our planet. Through these thought-provoking science gk questions in English, we aim to make your science learning experience engaging and enjoyable.

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Whether you’re a student eager to test your knowledge or a teacher looking for valuable resources, these science gk questions and answers in English are designed to enrich your scientific journey.

So, let’s embark on this scientific adventure together, where every science gk questions answers is an opportunity to explore the wonders of the natural world and expand our scientific horizons. Dive in, explore, and enjoy the world of “GK Questions for Class 5 Science”!

Prepare to challenge your knowledge with our collection of 50 science gk questions with answers and unravel the mysteries of the world around you.

GK Questions on Class 5 Science With Answer

Question. What is the process by Question. Which plants make their own food using sunlight?

Ans. Photosynthesis

Question. Which gas do plants absorb from the atmosphere during photosynthesis?

Ans. Carbon dioxide (CO₂)

Question. What is the largest planet in our solar system?

Ans. Jupiter

Question. What is the chemical symbol for water?

Ans. H₂O

Question. Which gas do humans breathe out when they exhale?

Ans. Carbon dioxide (CO₂)

Question. What is the process of water turning into vapor due to heat called?

Ans. Evaporation

Question. Which planet is known as the “Red Planet”?

Ans. Mars

Question. What is the chemical symbol for oxygen?

Ans. O₂

Question. Which gas is most abundant in Earth’s atmosphere?

Ans. Nitrogen (N₂)

Question. What is the main function of the heart in the human body?

Ans. Pumping blood

Question. What is the process by Question. Which water vapor in the atmosphere turns into tiny water droplets or ice crystals and falls to the Earth’s surface?

Ans. Condensation

Question. What is the unit of measurement for electric current?

Ans. Ampere (A)

Question. What is the process of the moon going through its various phases, such as crescent, half, and full?

Ans. Lunar phases

Question. Which gas is released by trees during photosynthesis?

Ans. Oxygen (O₂)

Question. What is the process of a solid turning directly into a gas without passing through the liquid phase called?

Ans. Sublimation

Question. Which gas is responsible for the Earth’s ozone layer that protects us from harmful ultraviolet (UV) rays?

Ans. Ozone (O₃)

Question. What is the study of fossils called?

Ans. Paleontology

Question. Which gas do humans inhale for respiration?

Ans. Oxygen (O₂)

Question. What is the smallest bone in the human body?

Ans. Stapes bone in the ear

Question. Which planet is known as the “Evening Star” or “Morning Star” and is often visible in the evening or morning sky?

Ans. Venus

Question. What is the process of plants losing water vapor through tiny openings in their leaves called?

Ans. Transpiration

Question. What is the chemical formula for table salt (sodium chloride)?

Ans. NaCl

Question. Which gas is commonly used in balloons to make them float?

Ans. Helium (He)

Question. What is the process of water falling from the clouds in the form of droplets called?

Ans. Precipitation

Question. What is the name of the closest star to Earth?

Ans. The Sun

Question. What is the study of earthquakes called?

Ans. Seismology

Question. What is the process of water being absorbed by plant roots from the soil called?

Ans. Water uptake

Question. Which gas is responsible for the greenhouse effect and global warming?

Ans. Carbon dioxide (CO₂)

Question. What is the process of a liquid turning into a gas at its boiling point?

Ans. Boiling

Question. What is the chemical symbol for gold?

Ans. Au

Question. Which gas is necessary for combustion to occur?

Ans. Oxygen (O₂)

Question. What is the study of stars, galaxies, and the universe called?

Ans. Astronomy

Question. What is the process of soil particles being carried away by wind or water called?

Ans. Erosion

Question. Which gas is used in fire extinguishers to smother fires?

Ans. Carbon dioxide (CO₂)

Question. What is the largest organ in the human body?

Ans. Skin

Question. What is the chemical symbol for silver?

Ans. Ag

Question. Which gas do plants release as a byproduct of photosynthesis?

Ans. Oxygen (O₂)

Question. What is the process of turning a solid into a liquid when heat is applied?

Ans. Melting

Question. What is the study of the Earth’s climate and weather patterns called?

Ans. Meteorology

Question. Which gas is responsible for the color and odor of rotten eggs?

Ans. Hydrogen sulfide (H₂S)

Question. What is the process of plants bending toward the source of light called?

Ans. Phototropism

Question. What is the chemical symbol for carbon dioxide?

Ans. CO₂

Question. Which gas is used by plants during photosynthesis to produce glucose?

Ans. Carbon dioxide (CO₂)

Question. What is the process of a liquid turning into a solid called?

Ans. Freezing

Question. What is the study of the Earth’s physical features, including mountains, rivers, and landforms called?

Ans. Geography

Question. Which gas is commonly used in the production of fizzy drinks and carbonated beverages?

Ans. Carbon dioxide (CO₂)

Question. What is the process of water moving through plants from the roots to the leaves called?

Ans. Translocation

Question. What is the chemical symbol for iron?

Ans. Fe

Question. Which gas is necessary for respiration in humans and other animals?

Ans. Oxygen (O₂)

Question. What is the study of the behavior and interactions of matter and energy called?

Ans. Physics