characteristics of living organisms

Question 1

movement

Answer 1

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

Question 2

respiration

Answer 2

the chemical reactions that break down nutrient molecules in living cells to release energy for metabolism

Question 3

sensitivity/irritability

Answer 3

the ability to detect or sense stimuli in the internal or external environment and to make appropriate responses

Question 4

growth

Answer 4

a permanent increase in size and dry mass by an increase in cell number or cell size or both

Question 5

reproduction

Answer 5

the processes that make more of the same kind of organism

Question 6

excretion

Answer 6

the removal from organisms of toxic materials, the waste products of metabolism and substances in excess of requirements

Question 7

nutrition

Answer 7

the taking in of materials for energy, growth and development
(plants require light, carbon dioxide, water and ions; animals need organic compounds, ions and usually need water)