Science Flashcards
(26 cards)
What are living things made up of?
Cells, organs, tissues and systems.
What is a vertebrate?
A vertebrate is an animal that has a spine.
What is an invertebrate?
An invertebrate is an animal that has no spine.
What is a plant cell made up of?
Plant cells have a cell wall, cell membrane, cytoplasm and a nucleus.
What is an animal cell made up of?
The animal cell has a cell membrane, cytoplasm and a nucleus.
What are the functions of the skeleton?
- To support the body.
- To allow movement.
- To protect the internal parts of the body.
What are the 7 characteristics of a living thing?
- Nutrition
- Respiration
- Excretion
- Growth
- Reproduction
- Movement
- Response
What are the major bones in the body?
Skull, collar bone, shoulder blade, ribs, vertebrae, pelvis, arm (humerus, ulna, radius), leg (femur, tibia, fibula).
What is a joint?
Where bones meet.
What is the function of muscles and joints?
To allow movement.
What are tendons?
They join muscle to the bone.
What are ligaments?
They join bone to bone.
What is an antagonistic pair?
It is two muscles which carry out opposite effects.
Name a fused joint?
The skull.
Name a ball and socket joint?
The shoulder.
Name a hinged joint?
The knee.
Name the 5 senses?
- Sight.
- Hearing.
- Taste.
- Touch.
- Smell.
What organ do you use for sight?
Eyes.
What organ do you use for hearing?
Ears.
What organ do you use for taste?
Tongue.
What organ do you use for touch?
Skin.
What organ do you use for smell?
Nose.
How long does the menstrual cycle last?
28 days.
What is puberty?
The age at which young people reach sexual maturity.
