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12 Questions

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Wastewater Treatment Concepts

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Questions and Answers

What type of transport system do unicellular organisms rely on for moving substances across their cell membranes?

Active transport

Diffusion (correct)

Circulatory system

Transpiration

Which component is NOT part of the circulatory system in multicellular animals?

Blood

Lungs (correct)

Blood vessels

Heart

What method does xylem primarily use to move water upwards in plants?

Active transport

Diffusion

Transpiration pull (correct)

Root pressure

Which effect is NOT produced by electric currents?

Photosynthesis Signup and view all the answers

What is the unit used to measure current strength in an electric circuit?

Ampere Signup and view all the answers

In which type of electric circuit are components connected side-by-side?

Parallel circuit Signup and view all the answers

What is the primary purpose of the primary treatment stage in a wastewater treatment plant?

Remove large solids Signup and view all the answers

Why is proper wastewater treatment crucial?

To preserve the environment and public health Signup and view all the answers

Which stage of wastewater treatment involves the use of bacteria to break down organic matter?

Secondary treatment Signup and view all the answers

What are some common pollutants found in wastewater?

Organic matter, nutrients, pathogens, toxic chemicals Signup and view all the answers

Which treatment stage focuses on the removal of nutrients and other pollutants?

Tertiary treatment Signup and view all the answers

What is the environmental impact of untreated wastewater discharge?

Causes water contamination and spread of diseases Signup and view all the answers