SSC (English Medium) 7th Standard - Maharashtra State Board Question Bank Solutions for General Science

What will you take into account while identifying the following?

A chemical change in a substance.

Read the paragraph and note down the various types of changes it mentions.
It was nearing six o'clock in the evening. The sun was setting. A breeze was blowing. Leaves on the tree were shaking. Sahil was sitting in the courtyard, rolling balls of wet soil, and shaping them into various toys. Then he felt hungry and went into the house. Mother made a dough from wheat flour and fried purees. While eating hot purees, his attention was drawn outside the window. It had started raining. There was lightning, too. Sahil was enjoying his dinner in the dim light.

When a woolen yarn is knitted to get a sweater, the change can be classified as ____________.

Exercise Problem.

A racing car has a uniform acceleration of 4 ms–2. What distance it covers in 10 s after the start?

Find the odd-man-out.

Find the odd-man-out.

Find the odd-man-out.

Find the odd-man-out.

Find the odd-man-out.

Match the pairs.

Find the odd-man-out.

Find the odd-man-out.

Find the odd-man-out.

What are the various uses of soil?

What is the need and importance of soil testing from the point of view of farmers?

Write an answer to the following question in your own words.

What precautions will you take to make accurate measurements in day-to-day affairs?

Explain, giving examples, the errors that occur while making measurements.

Give reasons.

It is not proper to measure quantities by using body parts as units.

Give reasons.

It is necessary to get the weights and measures standardized at regular intervals.

Explain the need for accurate measurement and the devices to be used for that.