SSC (English Medium) 10th Standard - Maharashtra State Board Question Bank Solutions

A) Which process is shown in the above figure?
B) Describe in brief the steps- I , II , III & IV.

Explain the difference between conventional and non-conventional sources of energy.

Explain with a diagram of step-by-step energy conversion in a hydroelectric power plant.

Give scientific reasons:

Hydroelectric energy, solar energy and wind energy are called renewable energies.

Give scientific reasons:

It is possible to produce energy from mW to MW using solar photovoltaic cells.

Give your opinion about whether hydroelectric plants are environment friendly or not?

Draw a neat and labelled diagram of energy transformation in solar thermal electric energy generation.

______ is the revolutionary event in biotechnology after cloning.

Match the pairs.

Rewrite the following wrong statement after correction.

Changes in the genes of the cells are brought about in non-genetic technique.

Write a short note.

Biotechnology: Professional uses

Answer the following question in your own words.

Which products produced through biotechnology do you use in your daily life?

Complete the following chart.

Write a comparative note on the usefulness and harmfulness of biotechnology.

Write two uses of biotechnology related to human health.

Answer the following questions.

a) Why some living organisms have to perform anaerobic respiration?
b) Give examples of such living organisms.
c) What are the two steps of anaerobic respiration?

What are the advantages of hydroelectric power generation ?

Name one metal each occurring as :  
A sulphine

Name one metal each occurring as :
A carbonate

Name one metal each occurring as :  
An oxide