Recent Lessons

Show all results for ""

Feature Overview

Ace your exams with our all-in-one platform for creating and sharing quizzes and tests.

Quizzes

Create quizzes and tests automatically from your content using AI.

Flashcards

Automatically turn your notes into digital flashcards.

Share, Export & Embed

Share with classmates or export to Excel and your learning management system.

Stats & Reporting

Auto-grading quizzes and tests with detailed stats and reports.

Mobile Apps

The smarter way to study – wherever you are.

Pricing

Search...

Effects of Water Pollution on Food Chains and Diseases

18 Questions

1 Views

Effects of Water Pollution on Food Chains and Diseases

Choose a study mode

Play Quiz

Study Flashcards

Spaced Repetition

Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the main effect of oil spills on aquatic life?

Increased biodiversity

Enhanced self-purification of water bodies

Extensive, irreversible damage (correct)

Improved quality of water

How do pesticides affect the environment?

Enhance food quality

Improve ecosystem balance

Contaminate food (correct)

Promote aquatic life

What is the impact of biodegradable organic matter on aquatic life?

Reduces aquatic biodiversity (correct)

Promotes healthy ecosystems

Increases water transparency

Enhances oxygen levels

How does biomagnification occur in a food chain?

Increase in pollutant concentration Signup and view all the answers

Which activity contributes to chemical water pollution?

Industrial activities Signup and view all the answers

What is a consequence of disrupting food chains in aquatic ecosystems?

Destruction of ecosystems Signup and view all the answers

How does water pollution disrupt the natural food chain?

Lead and cadmium are consumed by fish and shellfish Signup and view all the answers

What disease can humans get from eating seafood contaminated by water pollution?

Hepatitis Signup and view all the answers

How can ecosystems be affected by water pollution?

Ecosystems can be severely changed or destroyed Signup and view all the answers

Which action can help prevent water pollution according to the text?

Using water wisely and not wasting it Signup and view all the answers

Why is garbage/rubbish management important in preventing water pollution?

To keep the environment clean and prevent contamination Signup and view all the answers

What happens when pollutants like lead and cadmium are consumed by tiny animals?

These animals are consumed by fish and shellfish Signup and view all the answers

Why do organisms at higher levels of the ecological pyramid accumulate greater concentrations of pollutants like pesticides?

Due to the 10% law of energy transfer causing energy loss. Signup and view all the answers

How can oil spills affect seabirds?

By causing them to lose their ability to fly due to oil sticking to their feathers. Signup and view all the answers

What is a common water pollutant that can cause serious health problems?

Pathogens Signup and view all the answers

How can mining activities contribute to water pollution?

By increasing the amount of toxic elements mixed with water. Signup and view all the answers

What is one of the consequences of ocean and marine dumping?

Causing disruption in food chains due to waste accumulation. Signup and view all the answers

What is one way to prevent sewage water from causing health problems?

Chemically treating sewage before releasing it into water bodies. Signup and view all the answers