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Chapter 9 of 41
Practice Quiz

Water Pollution

Telangana Open School (TOSS) · Class 12 · Chemistry

Practice quiz for Water Pollution — Telangana Open School (TOSS) Class 12 Chemistry. MCQs and questions with answers to test your preparation.

53 questions30 flashcards5 concepts

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Quick Quiz: Water Pollution

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1

What percentage of Earth's water is freshwater?

2

Which of the following is a physical parameter of water pollution?

3

Which of the following is a point source of water pollution?

4

What is the main cause of Minamata disease?

53 Questions·
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Sample Questions

1multiple choice
1 marks

Which process describes the enrichment of water bodies with nutrients leading to algal bloom?

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Eutrophication

Eutrophication is the process where excess nutrients like nitrates and phosphates cause rapid growth of algae.

2multiple choice
1 marks

Which of the following is NOT a biological parameter of water pollution?

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Taste

Taste is a physical parameter, not biological. Biological parameters involve living organisms like bacteria and viruses.

3multiple choice
1 marks

What is the primary source of groundwater contamination in rural areas?

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Septic tanks

Septic tanks and seepage pits are common sources of groundwater pollution in villages and small towns.

4multiple choice
1 marks

Which of the following pollutants is known to cause methemoglobinemia in infants?

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Nitrates

High nitrate levels in drinking water can cause blue baby syndrome or methemoglobinemia in infants.

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Frequently Asked Questions

What are the important topics in Water Pollution for Telangana Open School (TOSS) Class 12 Chemistry?
Water Pollution covers several key topics that are frequently asked in Telangana Open School (TOSS) Class 12 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Water Pollution — Telangana Open School (TOSS) Class 12 Chemistry?
Understand the core concepts first, then work through the 53 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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Quizzes, flashcards, AI doubt-solver and a step-by-step study plan for Telangana Open School (TOSS) Class 12 Chemistry.