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Cell Theory and Exceptions Quiz

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Questions and Answers

What is the defining characteristic of unicellular organisms?

Complex structure

Nucleus

One cell (correct)

Multiple cells

Which of the following is true about viruses based on the text?

Have a cell wall

Have DNA and RNA as genetic material (correct)

Made up of many cells

Contain protoplasm and nucleus

How many cells does a newly born human baby have approximately?

2 trillion (correct)

10,000 million

60,000

30 million

What is the role of white blood cells in the human body?

Fighting infections Signup and view all the answers

In which organisms would you find multicellularity?

Human beings Signup and view all the answers

What is the size range of most cells?

One-tenth to one-thousandth of a millimetre Signup and view all the answers

Which bacterium is known as the smallest cell?

Mycoplasma Signup and view all the answers

What is the size of the Ostrich egg in millimetres?

170 x 135 mm Signup and view all the answers

Why do cells remain small in size according to the text?

To increase surface area per unit volume Signup and view all the answers

What is the main advantage of a small cell size based on the text?

Better communication within the cell Signup and view all the answers