SSC (English Medium) इयत्ता १० वी - Maharashtra State Board Question Bank Solutions

Match the columns.

Write the name.

The defect of eye occurring due to ageing

Write the name.

An alloy of copper and tin-

Write the name.

Method used to prevent corrosion of copper.

Write scientific reason.

Presbyopia effect is more common in people over 40 years of age.

Write scientific reason.

Anodization method is useful for prevention of the corrosion of the aluminium.

Write scientific reason.

On exposure to air, silver articles turn blackish after some time.

Write scientific reason.

Coins are made from metals and alloys.

Bring out the contribution of India’s space missions.

Distinguish between:

Myopia - Presbyopia

Explain concept with example/explain with the help of a balanced equation.

Corrosion

Draw a neat labelled diagram.

Electroplating

Draw a neat labelled diagram.

Anodizing

Complete flow chart given below.

What is rust?

Write a molecular formula for rust.

Observe the following diagram and give answers.

1. Name this method of prevention of corrosion.
2. For prevention of which metal this method is used?
3. What is used as anode in this method?

Observe the following diagram and write answers.

1. Name the method.
2. Explain the method.
3. Give two examples of this method.

Observe the following figure and write the answer of the question.

1. Which process is shown in the figure?
2. Explain the chemical reaction shown in the figure.
3. Write the reactions on anode and cathode.

Give preventive methods by giving examples of corrosion?