Question

24. How is the light usually produced, according to the passage? 25. Name any one of the things that produces light by burning. 26. Which creatures produce light without burning anything? 27. What is the light given out by the insects called? 28. What would happen if the insects produce light by burning? 29. The insects mentioned in the passage produce light by a) chemical changes in their bodies. b) burning. c) electricity. 30. Who found out that the glow-worms glow because of a chemical present in their bodies? 31. Name one of the chemicals found in the glow worms. 32. All _________ (glow) insects do not have the same chemical. (Add a suffix to the word given in the brackets to make the sentence meaningful.) 33. Which of the glow-worms do not have wings?

Answer 1

Explanation:

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