24. How is the light usually produced, according to the passage?<br />25. Name any one of the things that produces light by burning.<br />26. Which creatures produce light without burning anything?<br />27. What is the light given out by the insects called?<br />28. What would happen if the insects produce light by burning?<br />29. The insects mentioned in the passage produce light by.<br />a) chemical changes in their bodies. b) burning. c) electricity.<br />30. Who found out that the glow-worms glow because of a chemical present in<br />31. Name one of the chemicals found in the glow worms.<br />32. All<br />(glow) insects do not have the same chemical.<br />(Add a suffix to the word given in the brackets to make the sentence meaningf<br />33. Which of the glow-worms do not have wings?
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24. Light is produced by burning things.
25. One thing that produces light by burning is wood or candle.
26. Fireflies produces light without burning anything.
27. The light given out by the insects is called bioluminescence.
28. If the insect produced light by burning, they would die as they would burn up themselves.
29. The insect in this passage produces light by chemical reaction.
30. A French scientist found out that glow worms glow because of a chemical present in their body.
31. One chemicals which is found in the glow worms is Luciferin.
32. Glowing.
33. The adult female of the glow- worms do not have wings.
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