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Vamshi

Asked: February 26, 2021In: Class 12 Biology

Why ozone hole forms over Antarctica? How will enhanced ultraviolet Radiations affect us?

NCERT Solutions for Class 12 Biology Chapter 16 Environmental Issues Important Board Questions Environmental Issues NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 6

Vamshi

Asked: February 26, 2021In: Class 12 Biology

Write critical notes on the following: (a) Eutrophication (b) Biological magnification (c) Groundwater depletion and ways for its replenishment

NCERT Solutions for Class 12 Biology Chapter 16 Environmental Issues Important Board Questions Environmental Issues NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 5

Vamshi

Asked: February 26, 2021In: Class 12 Biology

Discuss the causes and effects of global warming. What measures need to be taken to control global warming?

NCERT Solutions for Class 12 Biology Chapter 16 Environmental Issues Important Board Questions Environmental Issues NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 3

Vamshi

Asked: February 26, 2021In: Class 12 Biology

List all the wastes that you generate, at home, school or during your Trips to other places, could you very easily reduce? Which would be Difficult or rather impossible to reduce?

NCERT Solutions for Class 12 Biology Chapter 16 Environmental Issues Important Board Questions Environmental Issues NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 2

Vamshi

Asked: February 26, 2021In: Class 12 Biology

What are the various constituents of domestic sewage? Discuss the effects of sewage discharge on a river.

NCERT Solutions for Class 12 Biology Chapter 16 Environmental Issues Important Board Questions Environmental Issues NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 1

Why ozone hole forms over Antarctica? How will enhanced ultraviolet Radiations affect us?

Write critical notes on the following: (a) Eutrophication (b) Biological magnification (c) Groundwater depletion and ways for its replenishment

Discuss the causes and effects of global warming. What measures need to be taken to control global warming?

List all the wastes that you generate, at home, school or during your Trips to other places, could you very easily reduce? Which would be Difficult or rather impossible to reduce?

What are the various constituents of domestic sewage? Discuss the effects of sewage discharge on a river.

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