B1 characteristics of living organisms

Question 1

characteristics of living organisms

Answer 1

MRS GREN

movement
respiration
sensitivity
growth
reproduction
excretion
nutrition

Question 2

define movement (MRS GREN)

Answer 2

• action by organism
• causing change of position/place

Question 3

define respiration (MRS GREN)

Answer 3

• chemical reactions in cells
• break down nutrient molecules
• release energy for metabolism

Question 4

define sensitivity (MRS GREN)

Answer 4

• ability to detect and respond
• to changes in internal/external environment

Question 5

define growth (MRS GREN)

Answer 5

• permanent increase in size and dry mass

Question 6

define reproduction (MRS GREN)

Answer 6

processes that make more of the same kind of organism

Question 7

define excretion (MRS GREN)

Answer 7

• removal from organisms of waste products of
• metabolism, substances in excess of requirements

Question 8

define nutrition (MRS GREN)

Answer 8

• taking in of materials
• for energy, growth, development