Science Student Questions

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• by Y.JESSICA GEONA RAJ · Class 7

  Assertion (A): The heart beats faster during exercise. Reason (R): The body needs more oxygen during exercise.

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• by Y.JESSICA GEONA RAJ · Class 7

  During a nature documentary, Aman learned that whales have a slow heartbeat, especially when they dive deep underwater. Why might a whale’s heartbeat slow down during a deep dive?

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• by Y.JESSICA GEONA RAJ · Class 7

  Riya visited a zoo and noticed that the rabbit was hopping quickly while the elephant was moving slowly. She learned that the rabbit’s heart beats much faster than the elephant’s. Why does the rabbit have a faster heartbeat than the elephant?

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• by Y.JESSICA GEONA RAJ · Class 7

  Which of the following examples shows that we can use our breath to warm objects?

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• by Y.JESSICA GEONA RAJ · Class 7

  Which of the following shows the correct direction of flow of air during exhalation?

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• by Y.JESSICA GEONA RAJ · Class 7

  Which of the following is an example of inheritance in plants?

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• by Y.JESSICA GEONA RAJ · Class 7

  Where are genes found?

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• by Y.JESSICA GEONA RAJ · Class 7

  Which among these organs do not belong to the respiratory system?

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• by Y.JESSICA GEONA RAJ · Class 7

  Which organ system is responsible for filtering waste from the blood and producing urine?

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• by GOURAB GHOSH · Class 2

  You eat a big plate of rice and curry. Which body part works to mash and mix this food so your body can use it for energy?

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• by ADWIT KUMAR · Class 3

  Arrange these means of transport from fastest to slowest. A = aeroplane, B = spaceship, C = bullock-cart, D = ship

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• by AKSH PALIWAL · Class 9

  Loudness is measured in:

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• by AKSH PALIWAL · Class 9

  Loudness is directly proportional to:

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• by AKSH PALIWAL · Class 9

  James Chadwick discovered the:

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• by A L SIDDHARTH · Class 2

  I am made up of a group of bones that protects the brain. Who am I ?

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• by A L SIDDHARTH · Class 2

  Select the correct option. The position in which we hold our body when we sit, stand or move is called P _ S _ _ R _

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• by A L SIDDHARTH · Class 2

  Which of the following activities are performed with the help of bones and muscles?

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• by A L SIDDHARTH · Class 2

  Our body has about __________ muscles?

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• by A L SIDDHARTH · Class 2

  Which is the soft part that covers the bones and also help the bones to move?

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• by A L SIDDHARTH · Class 2

  The place where two bones meet is called _______________

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