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25 uniquely designed questions just for you to evaluate your skills in 2nd Grade-Science-KISA Exam quiz. Are you ready to challenge yourself and explore more? Let's get started and see how much you can score out of 25.

This quiz covers fundamental concepts in Science and Technology for 3rd Standard students. It includes topics such as light, plants, the solar system, energy, animals, and basic scientific processes.

Please feel free to report any corrections if you come across any inaccuracies or errors. Your feedback is valuable in maintaining the accuracy of our content.

Questions

1. Which of the following is a source of light?
Sun

SUN

Answer: Sun
Explanation: The Sun is a natural source of light, providing light and energy to Earth.Report for correction
2. What is the main part of a plant that absorbs water?
Answer: Roots
Explanation: Roots absorb water and nutrients from the soil to help the plant grow.Report for correction
3. What do we call the changing of water into vapor?
Answer: Evaporation
Explanation: Evaporation is the process where water turns into vapor due to heat.Report for correction
4. Which of the following materials can float in water?
Answer: Wooden stick
Explanation: A wooden stick is less dense than water, which allows it to float.Report for correction
5. What is the basic unit of life?
Cell

CELL

Answer: Cell
Explanation: The cell is the smallest unit of life and is found in all living things.Report for correction
6. Which force pulls objects toward the Earth?
Answer: Gravity
Explanation: Gravity is the force that pulls objects toward the center of the Earth.Report for correction
7. Which of the following animals is a herbivore?
Cow

COW

Answer: Cow
Explanation: A cow is a herbivore because it eats only plants.Report for correction
8. What form of energy is used to run a fan?
Answer: Electrical energy
Explanation: A fan runs on electrical energy, which powers its motor to move the blades.Report for correction
9. Which planet is known as the Earth's twin?
Venus

VENUS

Answer: Venus
Explanation: Venus is called Earth's twin because its size and structure are similar to Earth's.Report for correction
10. Which part of the human body helps in breathing?
Lungs

LUNGS

Answer: Lungs
Explanation: The lungs help in breathing by taking in oxygen and releasing carbon dioxide.Report for correction
11. Which of these objects is a good conductor of electricity?
Answer: Copper wire
Explanation: Copper is a good conductor of electricity because it allows electric current to pass through it easily.Report for correction
12. What is the boiling point of water?
Answer: 100 degree celcius
Explanation: Water boils at 100 degrees Celsius at sea level.Report for correction
13. Which of these is a renewable source of energy?
Wind

WIND

Answer: Wind
Explanation: Wind is a renewable source of energy because it can be replenished naturally.Report for correction
14. Which of these is the hottest planet in our solar system?
Venus

VENUS

Answer: Venus
Explanation: Venus is the hottest planet because of its thick atmosphere, which traps heat.Report for correction
15. What do plants produce during photosynthesis?
Oxygen

OXYGEN

Answer: Oxygen
Explanation: Plants produce oxygen as a byproduct of photosynthesis.Report for correction
16. What is the state of matter of air?
Answer: Gas
Explanation: Air is a mixture of gases, primarily nitrogen and oxygen.Report for correction
17. What type of simple machine is a seesaw?
Answer: Lever
Explanation: A seesaw is a type of lever because it pivots around a fulcrum in the middle.Report for correction
18. What is the natural satellite of the Earth?
Moon

MOON

Answer: Moon
Explanation: The Moon is the Earth's natural satellite, orbiting the Earth.Report for correction
19. What is the function of the heart?
Answer: Pump blood
Explanation: The heart pumps blood throughout the body, supplying oxygen and nutrients.Report for correction
20. What type of energy is stored in food?
Answer: Chemical energy
Explanation: Food contains chemical energy that is released when our body digests it.Report for correction
21. Which part of a plant helps it make food?
Leaf

LEAF

Answer: Leaf
Explanation: The leaf contains chlorophyll, which helps in photosynthesis to make food for the plant.Report for correction
22. What is the main source of energy for all living things on Earth?
Sun

SUN

Answer: Sun
Explanation: The Sun is the primary source of energy for all living organisms on Earth.Report for correction
23. What do we call animals that eat both plants and meat?
Answer: Omnivores
Explanation: Omnivores are animals that eat both plants and animals.Report for correction
24. Which of the following is a man-made material?
Answer: Plastic
Explanation: Plastic is a man-made material created through chemical processes.Report for correction
25. Which part of the plant produces seeds?
Flower

FLOWER

Answer: Flower
Explanation: Flowers produce seeds through pollination and fertilization.Report for correction