To save the environment you have come across the words ''Reuse'' and ''Recycle''. What do they refer to?

To save the environment, the term Reuse : We can use the same things again and again. For example, instead of throwing used envelopes, we can use them again. Recycle : The process of converting waste products into reusable material is called recycling. For example, paper is recycled. It is an excellent and cost-efficient method of conserving the environment and saving energy.

Name the group of bacteria, found in human intestines, whose presence in water indicates contamination by diseases causing microorganisms?

Coliform bacteria are spore-forming bacteria. They can be found in the aquatic environment and in the soil. They are also present in large numbers present in the faeces of warm-blooded animals. Their presence in drinking water indicates environmental contamination. Hence, coliform is found in human intestines, whose presence in water indicates contamination by disease-causing microorganisms.

E M B I B E

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR SCIENCE>Chapter 16 - Sustainable Management of Natural Resources>Gujarat Board-2018>Q 5

MEDIUM

10th Gujarat Board

IMPORTANT

Earn 100

Explain the destructive distillation of mineral coal in the laboratory by drawing a figure.

Important Questions on Sustainable Management of Natural Resources

MEDIUM

10th Gujarat Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR SCIENCE>Chapter 16 - Sustainable Management of Natural Resources>Gujarat Board-2019>Q 6

Which statement is incorrect in context with Anthracite?

MEDIUM

10th Gujarat Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR SCIENCE>Chapter 16 - Sustainable Management of Natural Resources>Gujarat Board-2019>Q 7

From which tree did Amrita Devi Bishnoi sacrifice her life?

MEDIUM

10th Gujarat Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR SCIENCE>Chapter 16 - Sustainable Management of Natural Resources>Gujarat Board-2019>Q 8

How dams are useful for society?

HARD

10th Gujarat Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR SCIENCE>Chapter 16 - Sustainable Management of Natural Resources>Gujarat Board-2020>Q 9

Mention any two problems addressed by the construction of large dams.

MEDIUM

10th Gujarat Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR SCIENCE>Chapter 16 - Sustainable Management of Natural Resources>Gujarat Board-2018>Q 12

Due to the development of which technology, anti-ageing drugs are invented?

MEDIUM

10th Gujarat Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR SCIENCE>Chapter 16 - Sustainable Management of Natural Resources>Gujarat Board-2019>Q 13

Although, nanotechnology is considered as an invention of modern science, but its use has been identified from long past. Give four examples of history of nanotechnology.

MEDIUM

10th Gujarat Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR SCIENCE>Chapter 16 - Sustainable Management of Natural Resources>Gujarat Board-2019>Q 14

How nanotechnology is useful in the field of security? Explain.