Subject :NSO Class : Class 6
Class : Class 7
The iodine test is used to test for the presence of starch. Starch is a type of carbohydrate. Now, letâs see which of the following food products have starch, and will give positive iodine test: A. Milk and Pulses ----- Milk and Pulses are rich in proteins, so they will not give positive iodine test. B. Rice and Wheat ----- Rice and Wheat are grains, which are rich in carbohydrates. So, they will have starch and give positive iodine test. C. Banana and Coconut Oil ----- Banana is rich in carbohydrates, so it will give positive iodine test. But Coconut Oil is rich is fats, so it will not give positive iodine test. D. Potato and Ghee ----- Potato is rich in carbohydrates, so it will give positive iodine test. But Ghee is rich is fats, so it will not give positive iodine test. Hence, the correct answer is Option B, since both Rice and Wheat will give positive iodine test.
Subject :NSO Class : Class 5
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Subject :NSO Class : Class 6
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Subject :NSO Class : Class 6
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Subject :NSO Class : Class 6
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Subject :NSO Class : Class 10
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Subject :NSO Class : Class 4
Ans 1:
Class : Class 8
The Answer is C.
NOW THE QUESTION IS HOW?
THE ANSWER IS THE MACHINES SHOWN IN PICTURE A,B,D RUNS BY MUSCULAR .
FORCE.
THE OPTION C RUNS BY MOTOR.
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Subject :NSO Class : Class 10
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Subject :NSO Class : Class 3
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Subject :NSO Class : Class 2
Ans 1:
Class : Class 3
Sun's position doesn't change, we see it changing due to earth's rotation i.e. earth's changing position. Then how D is incorrect option. No option is incorrect in this question.