Chapter 1 - Living things Flashcards
What is an organism
Another name for a living thing
Name the 7 characteristics of living things
MRS GREN
M - Movement R - Respiration S - Sensitivity/ Response G - Growth R - Reproduction E - Excretion N - Nutrition
What is Movement
Movement is the ability to move
What is Respiration
Respiration is the release of energy from food
Equation : food + oxygen -> water + energy + carbon dioxide
What is Sensitivity/Response
Sensitivity/Response is the ability to react to changes in the environment
What is Growth
Growth is when we grow in size. It results from cells dividing
What is Reproduction
Reproduction is being able to produce new individuals of the same kind
What is Excretion
Excretion is the getting rid of the wastes that are made in the cells
What is Nutrition
Nutrition is the way in which living things get and use their food
What is a vertebrae
A vertebrae is an animal with a backbone , examples = humans , frogs , fish , birds etc
What is an invertebrate
An invertebrate is an animal with no backbone , examples = worms , insects , snails , jellyfish etc