Are you the student of 6th-grade student and looking for some interesting facts about science, then you come to the right place. So let's clarify what is science, Science is the study of the world around us. It helps us understand how things work, from tiny atoms to the vast galaxies in space. Scientists use experiments and observations to learn about plants, animals, the weather, and so much more. Having a basic knowledge of science will make you a knowledgeable student in your class. In this quiz, you will find some interesting questions on science, and this quiz will not only give you knowledge of science but also make you a knowledgeable student of science in your class. So let's start this quiz and learn something new about science.
1. Which of the following planets is known as the "Red Planet"?
A. Mars
B. Venus
C. Jupiter
D. Saturn
2. In which of the following processes do plants make their food using sunlight?
A. Respiration
B. Transpiration
C. Germination
D. Photosynthesis
3. Which gas do plants absorb from the air and release oxygen during photosynthesis?
A. Oxygen
B. Nitrogen
C. Hydrogen
D. Carbon dioxide
4. In which of the following process a liquid turns into a gas?
A. Evaporation
B. Precipitation
C. Sublimation
D. Condensation
5. Which of the following is not a renewable source of energy?
A. Solar power
B. Wind power
C. Fossil fuels
D. Hydropower
6. What is the force that pulls objects towards the center of the Earth?
A. Gravity
B. Friction
C. Tension
D. Magnetism
7. What is the chemical symbol for gold?
A. Au
B. Ag
C. Fe
D. Cu
8. Which layer of the Earth is made up of solid rock and includes the continents?
A. Crust
B. Mantle
C. Outer core
D. Inner core
9. What type of energy does a battery store?
A. Sound energy
B. Thermal energy
C. Mechanical energy
D. Electrical energy
10. Which of the following is a conductor of electricity?
A. Wood
B. Copper
C. Plastic
D. Rubber
11. What is the smallest planet in our solar system?
A. Mars
B. Earth
C. Mercury
D. Venus
12. What is the chemical symbol for water?
A. O2
B. CO2
C. H2O
D. H2SO4
13. What is the main function of the respiratory system in the human body?
A. Filtering waste
B. Digesting food
C. Pumping blood
D. Breathing oxygen
14. Who is considered as the father of science?
A. Adam Smith
B. Isaac Newton
C. Galileo Galilei
D. Antoine Lavoisier
15. Which of these is a greenhouse gas?
A. Nitrogen
B. Oxygen
C. Hydrogen
D. Carbon dioxide
16. What is the unit of measurement for electric current?
A. Volts
B. Watts
C. Ohms
D. Amperes
17. What is the process of a solid turning into a liquid called?
A. Melting
B. Sublimation
C. Freezing
D. Condensation
18. What part of a plant absorbs water and nutrients from the soil?
A. Roots
B. Stems
C. Leaves
D. Flowers
19. What is the smallest unit of matter?
A. Atom
B. Cell
C. Element
D. Molecule
20. What is the process of turning milk into cheese?
A. Coagulation
B. Evaporation
C. Fermentation
D. Pasteurization
21. What is the largest organ in the human body?
A. Liver
B. Brain
C. Lungs
D. Heart
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