List of practice Questions

(i) Write the names of reactants and products for the reaction: \[ \text{Fe} + \text{CuSO}_4 \rightarrow \text{FeSO}_4 + \text{Cu} \downarrow \]
(ii) Give one example of a thermal decomposition reaction (only equation for the reaction).

Write IUPAC names for the following compounds:

The biological process by which harmful products are removed from the body is called:

Which one of the following processes does not occur during photosynthesis?

Who proposed the theory of organic evolution by natural selection?

In which of the following plants has Mendel performed his experiment?

In which of the following plants, are flowers unisexual?

Copper-T is fitted in which part of female reproductive system?

Which of the following statements is not true about fermentation?

If a concave mirror forms real, inverted, and a very small image of an object, then the object should be situated:

Burning of carbon in air to form carbon dioxide gas is an example of:

The gas liberated on reaction of dilute sulphuric acid on zinc powder is:

At NTP, the non-metal found in liquid form is:

The functional group in Propanone is:

Match the compounds given in Column (A) with their examples given in Column (B):

Valency of carbon atom is:

Explain the structure of Nephron and mechanism of its working.

Draw a labelled diagram of the human digestive system and explain the digestive process.

Laws of reflection are always true for:

Magnified virtual image of an object can be formed by:

A material of very large resistance is called as:

Unit of electrical power is:

If current flowing in an electric kettle is tripled, heat produced in the kettle will become:

A person is unable to see distant objects clearly. Defect in his eyes will be:

What is the working principle of an electrical motor? Describe clearly its construction and working method with the help of a diagram.