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Respiratory System Biology Quiz

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Questions and Answers

Which process is commonly known as respiration?

Breakdown of nutrient molecules like glucose

Exchange of O2 from the atmosphere with CO2 produced by the cells (correct)

Transport of gases within the body

Deriving energy for performing various activities

What is the main purpose of breathing?

To regulate body temperature

To derive energy for performing various activities

To provide O2 to the cells and release CO2 produced by the cells (correct)

To break down nutrient molecules like glucose

How do lower invertebrates like sponges exchange gases?

By simple diffusion over their entire body surface (correct)

Through specialized respiratory organs

By using tracheal tubes

By transporting atmospheric air within the body

What do earthworms use for gas exchange?

Moist cuticle Signup and view all the answers

How do insects transport atmospheric air within the body?

Through a network of tracheal tubes Signup and view all the answers

What was the main focus of naturalists' description of life forms?

Gross structural features Signup and view all the answers

Before experimental biology was established, biology remained as a natural history mainly describing:

Gross structural features Signup and view all the answers

What did the detailed description of life forms become meaningful for in later day reductionist biology?

Framing research questions in physiology or evolutionary biology Signup and view all the answers

In the following chapters of this unit, the structural organisation of plants and animals is described separately for:

Plants and animals Signup and view all the answers

What drew more attention from scientists than the description of life forms and their structure?

Living processes Signup and view all the answers