Cambridge IGCSE Biology

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Cambridge IGCSE Biology
ClickBiology

• Characteristics of Living Things

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You will need to be able to

• list and define the characteristics of living
  organisms

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There are 7 characteristics

• Movement
• Respiration
• Sensitivity
• Growth
• Reproduction
• Excretion
• Nutrition

MRS GREN
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Movement

• An action by an organism or part of an organism
  causing a change of position or place.

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Respiration

• The chemical reactions that break down nutrient
  molecules in living cells to release energy

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Sensitivity

• The ability to detect or sense changes in the
  environment (stimuli) and to make responses.

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Growth

• A permanent increase in size and dry mass by an
  increase in cell number or cell size or both.

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Reproduction

• The processes that make more of the same kind of
  organism

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Excretion

• The removal from organisms of toxic materials,
  the waste products of metabolism (chemical
  reactions in cells including respiration) and
  substances in excess of requirements.

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Nutrition

• The taking in of nutrients which are organic
  substances and mineral ions, containing raw
  materials or energy for growth and tissue repair,
  absorbing and assimilating them.

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Summary

• Movement
• Respiration
• Sensitivity
• Growth
• Reproduction
• Excretion
• Nutrition

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Quiz
Guess which characteristic is being demonstrated
by the following animations
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Question 1
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Question 2
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Question 3
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Question 4
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Question 5
Which two characteristics are shown by this
animation
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Question 6
Other than movement, which characteristics are
shown by this animation
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Question 7
So far you should have named a total of five
different characteristics. However there are 7
characteristics in total. Name the two remaining
characteristics.
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Answers
How well did you do?
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Question 1 Excretion
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Question 2 Nutrition
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Question 3 Movement
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Question 4 Reproduction
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Question 5 Sensitivity and Movement
Which two characteristics are shown by this
animation
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Question 6 Sensitivity and Nutrition
Other than movement, which characteristics are
shown by this animation
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Question 7 Growth and Respiration
So far you should have named a total of five
different characteristics. However there are 7
characteristics in total. Name the two remaining
characteristics.
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Now you should be able to

• list and define the characteristics of living
  organisms

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Cambridge IGCSE Biology
www.ClickBiology.com