New Spark Olympiad

1. What part of the cell is responsible for controlling activities and containing DNA?

Mitochondria

Chloroplast

Nucleus

Ribosome

2. Which organ system is responsible for transporting blood throughout the body?

Respiratory system

Circulatory system

Digestive system

Nervous system

3. Which gas is produced by plants during photosynthesis?

Carbon Dioxide

Oxygen

Nitrogen

Hydrogen

4. What is the main component of the Earth’s atmosphere?

Oxygen

Carbon Dioxide

Nitrogen

Hydrogen

5. Which process is responsible for the breakdown of food into nutrients?

Photosynthesis

Respiration

Digestion

Fermentation

6. Which planet has the most extensive ring system?

Jupiter

Saturn

Uranus

Neptune

7. What force pulls objects toward the center of the Earth?

Friction

Magnetism

Lungs

Tension

8. Which type of rock is formed by heat and pressure?

Sedimentary

Igneous

Metamorphic

Basalt

9. Which part of the plant is responsible for reproduction?

Roots

Stem

Leaves

Flowers

10. What is the boiling point of water at sea level in Celsius?

50°C

75°C

100°C

150°C

11. Which organ in the human body is primarily responsible for detoxification?

Heart

Lungs

Liver

Kidneys

12. What is the hardest natural substance found on Earth?

Gold

Silver

Diamond

Iron

13. Which planet is known as the Morning Star or Evening Star?

Mars

Venus

Mercury

Jupiter

14. What do we call the layer of gases that surrounds Earth?

Lithosphere

Hydrosphere

Atmosphere

Biosphere

15. Which of the following is not a state of matter?

Solid

Liquid

Gas

Plasma

16. Which part of the human eye is responsible for focusing light?

Retina

Lens

Cornea

Iris

17. What is the primary function of white blood cells?

Carry oxygen

Fight infections

Clot blood

Produce energy

18. What type of energy is stored in a stretched rubber band?

Kinetic

Thermal

Chemical

Potential

19.What is the process of water changing from liquid to gas?

Melting

Freezing

Evaporation

Condensation

20. What is the chemical formula for carbon dioxide?

CO

CO2

C2O

C2O2

Five Class Exam