List of top Science Questions on General Science asked in Bihar Board X

What is the difference between menarche and menopause?
What are renewable and non-renewable sources?
Write the main differences between stars and planets.
What is the meaning of biological evolution?
Draw a neat labelled diagram of the respiratory organs of human being.
Write the functions of liver.
Explain the importance of pH in daily life.
What should be done for water conservation and water management?
Write four main characteristics of living beings.
Why does continuous running cause cramps to a person’s muscles?
What is the importance of blood platelets?
Write the names of some excretory substances of plants.
Write the names of endocrine glands found in humans.
What are the benefits of a dam?
Why does the colour of the solution change when a piece of iron is added to copper sulphate solution?
Why is it necessary to keep the plaster of Paris away from moisture? Explain.
What are aliphatic compounds?
What do you understand by homologous series? Write with examples.
Describe a method to find the focal length of a convex lens.
Why does the coin placed in water appear raised?
How does an electromagnet work?
What is nuclear fusion?
What is fossil fuel? Write with example.
Which is the largest part of the human brain?
The flow of blood in the heart is