20 . What is the role of saliva in digestion? A.It makes food taste better B. It contains enzymes that start breaking down food C.It prootect the teeth from bacteria 21.Why does chocolate melt in the sun? A.Beacuse of cold air B.Because heat makes solid turn into liquids C. Beacuse it absorbs water 22.What happens when switch is off. A. Electricity flows B.The circuit is broken, and no electricity flows. C.The bulb shine bighter 23.Which of the following helps to conserve electricity? A. Leaving light on all day. B.Using energy-saving bulbs C.Keeping the TVon When not in use 24. Which electronic component controls the flow of electricity? A.Swicth B.Wire C.Bulb 25. what is thefunction of the the small intestine. A .Absorb nutrients B. Store food C.produce enzymes 26.Which of these gadget does not require electricity A. Blender B. Solar lamp C. Television8 A .Ecosystem. B. Habitat C. Hood 28. Which of the following is the habitat of fishes? A.water B. Air C. Land 29. The interaction between living and non- living things at a particular place and time creates is...... A.Community B. habitat C.Ecosystem 30. The electric iron uses ..... A. Oil to work B. water to work C. Electricity SECTION B Answer any Two questions from this section. 1. a. i. What is diges
ScanSolve AI Answer
Here are the answers to the remaining multiple-choice questions and the first part of Section B:
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What is the role of saliva in digestion? B. It contains enzymes that start breaking down food
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Why does chocolate melt in the sun? B. Because heat makes solid turn into liquids
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What happens when switch is off. B. The circuit is broken, and no electricity flows.
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Which of the following helps to conserve electricity? B. Using energy-saving bulbs
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Which electronic component controls the flow of electricity? A. Switch
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what is the function of the the small intestine. A. Absorb nutrients
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Which of these gadget does not require electricity B. Solar lamp
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(The question for this item is missing from the text provided.) A. Ecosystem. B. Habitat C. Hood
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Which of the following is the habitat of fishes? A. water
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The interaction between living and non- living things at a particular place and time creates is...... C. Ecosystem
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The electric iron uses ..... C. Electricity
SECTION B
Answer any Two questions from this section.
- a. i. What is digestion? Digestion is the process by which food is broken down into smaller, absorbable molecules that the body can use for energy, growth, and repair.
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