Grade 2 · Science · Challenge
Free Science Review worksheet - version 5
Grade 2 science review matched to the learner's current level. This printable version includes 10 grade-appropriate questions and a separate answer sheet.
Science Review
Grade 2 · Stretch challenge · 10 questions · Version PG-XB6X9Q-KTCW
1.What is the freezing point of water in Celsius?
2.Which planet is known for its rings?
3.What structure protects a plant cell but not an animal cell?
4.Which gas do humans breathe in for respiration?
5.What causes day and night?
6.What causes sound?
7.Which organ pumps blood?
8.What is an animal that eats plants called?
9.What role does a mushroom often have in an ecosystem?
10.What process lets plants make food using light?
Answers and teaching notes
Use the answers to check the work after the learner finishes. For writing prompts, the guide describes what a strong response should include.
Show answers for version 5
- What is the freezing point of water in Celsius?0°C
- Which planet is known for its rings?Saturn
- What structure protects a plant cell but not an animal cell?Cell wall
- Which gas do humans breathe in for respiration?Oxygen
- What causes day and night?Earth's rotation
- What causes sound?Vibrations
- Which organ pumps blood?The heart
- What is an animal that eats plants called?Herbivore
- What role does a mushroom often have in an ecosystem?Decomposer
- What process lets plants make food using light?Photosynthesis
Worked example
Connect the question to an observable process or scientific model.
Common mistake
Selecting a familiar term without checking its meaning.
Helpful hint
Explain why your answer makes sense.