IV. Write true or false
16.During heavy exercise the breathing rate of a person slows down.
17.To make a battery of two cells, the negative terminal of one cell is connected to
the negative terminal of the other cell
18.Rain is the ultimate source of water
19.Carbon dioxide is produced during photosynthesis
20. A wooden spoon is dipped in a cup of ice cream. Its other end becomes cold.
Answers
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Answer:
16. False
17. False
18. True
19. True
20. False
Explanation:
16.During heavy exercise the breathing rate of a person becomes high.
17. To make a battery of two cells, the negative terminal of one cell is connected to
the positive terminal of the other cell.
18. Rain is the ultimate source of water.
19. Carbon dioxide and water are produced during the process of Photosynthesis.
20.A wooden spoon is dipped in a cup of ice cream. Its other end becomes the same.
It doesn't conduct heat and electricity.
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