PEP Science

PPO Set 1 - Sample

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Q1
Which nutrient is mainly needed for growth and repair of body tissues?
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Q2
Which action is most effective in helping to prevent the spread of germs?
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Q3
What is likely to happen to frogs if the number of grasshoppers in their habitat decreases greatly?
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Q4
Which organ is mainly responsible for taking oxygen into the body?
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Q5
Which organ pumps blood around the human body?
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Q6
Which organism is the producer in the food chain Grass → Grasshopper → Frog → Snake?
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Q7
Which substance in green leaves absorbs sunlight for photosynthesis?
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Q8
Which part of a plant absorbs water and minerals from the soil?
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Q9
Which gas do green plants take in from the air during photosynthesis?
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Q10
Why does a person's heart beat faster during exercise?
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