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Poll

Harsh Tyagi

Asked: December 8, 2021In: Class 10 Science

Terrestrial organisms use ____________ for respiration.

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Prakhar Raj

Asked: December 8, 2021In: Class 10 Science

Electrolysis of water is a decomposition reaction. The mole ratio of hydrogen and oxygen gases liberated during electrolysis of water is:

You must know that during electrolysis the water decomposes to make hydrogen and oxygen gases in the ratio 2:1 by volume, respectively. As 2H₂O (l) + Electric current → 2H₂(g) + O₂ (g)

Poll

Prakhar Raj

Asked: December 8, 2021In: Class 10 Science

In the double displacement reaction between aqueous potassium iodide and aqueous lead nitrate, yellow precipitate of lead iodide is formed. While performing the activity if lead nitrate is not available, which of the following can be used in place of Lead Nitrate?

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Poll

Himanshu basu

Asked: December 8, 2021In: Class 10 Science

Which of the following reactions is an endothermic reaction?

The reaction which require energy in the form of heat, light or electricity to break reactants are called endothermic reactions.

Poll

Pankaj panchal

Asked: November 29, 2021In: Class 9 Science

In a sweetened tea, the sugar is called:

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Ramesh rao

Asked: November 29, 2021In: Class 9 Science

Which of the following is not true regarding properties of a solution?

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Ramesh rao

Asked: November 29, 2021In: Class 9 Science

The motion of blades of an electric fan around the axle is an example of:

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Raj Kumar Tyagi

Asked: October 5, 2021In: Class 12 Biology

Name the part of gynoecium that determines the compatible nature of pollen.

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Raj Kumar Tyagi

Asked: October 5, 2021In: Class 12 Biology

Name the component cells of the ‘egg apparatus’ in an embryo sac.

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Ravindra

Asked: September 30, 2021In: Class 12 Biology

Why do we refer to offspring formed by asexual method of reproduction as clones?

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