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Fill in the blanks. 1. In ………………… animal Sharp teeth are useful to tear the flesh of other animals.
1. Tiger / lion 2. Parrot 3. Tongue 4. Woodpecker 5. Dog
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Steam produces more severe burns than boiled water, because steam contains energy of ……………. more than that of boiled water.
B) latent heat of vapourisation
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Match the following : 1. First generation Computer 2. Second generation computer 3. Third generation computer
1. c 2. d 3. b 4. e 5. a
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Which of the following is said to be the brain of a computer? (a) Input devices (b) Output devices (c) Memory device (d) Microprocessor
(d) Microprocessor
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Which one of the following is an output device of a computer? (a) Mouse (b) Keyboard (c) Monitor (d) Barcode reader
Correct answer is (c) Monitor
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Assertion (A) Following reaction proceed better with KF than with NaF. Reasons (A) `-C-Cl+MF rarr-F+MCl` Reason (A) K is more reactive than Na.
Correct Answer - B Reason. Large cation stabilises larger anion.
2 Answers 1 views
Computer is one of the greatest inventions of modern science. (Positive)
Very few inventions of modern science are as great as computer.
2 Answers 14 views
Internet is the most useful computer-based networking system. (Positive)
No other computer-based networking system is as useful as Internet.
2 Answers 1 views
He can succeed in life more than any other person. (Make positive sentence)
No other person can succeed in life as much as he.
2 Answers 4 views
Public awareness is more important than any other step. (Superlative)
Public awareness is the most important step.
2 Answers 4 views