Science Questions

What is the full form of 'BOD' in water quality testing?

Which of the following is a decomposer?

World Environment Day is celebrated on:

The process of conversion of water vapor into water is called:

Which of the following causes 'Blue Baby Syndrome'?

Which National Park of Nepal is listed as a UNESCO World Heritage Site?

What is the main source of noise pollution in urban areas?

Wildlife reserves are meant for:

In a food chain, snakes usually represent:

The increase in the Earth's average surface temperature due to human activities is known as:

Which of the following is used in the treatment of hard water?

DDT is a:

Which of the following is a primary source of soil pollution?

What is the main advantage of 'Solar Energy'?

Which layer of the atmosphere is closest to the Earth's surface?

The term 'Red Data Book' provides information about:

Excessive pumping of groundwater near coastal areas can lead to:

Which of the following is a biotic component of an aquatic ecosystem?

Vulture populations in South Asia declined significantly due to the use of:

The process of capturing and storing atmospheric carbon dioxide is known as: