Biology – Coordination & Disease
What system controls the body using nerves and electrical signals
Nervous system
Which part of a circuit provides energy?
Battery / power source
What does EMS stand for?
Electromagnetic spectrum
What layer of the Earth do we live on?
Crust
What planet is known as the Red Planet?
Mars
What type of cell helps fight disease?
White blood cell
What unit is used to measure electric current?
Amps (A)
What particle has a positive charge?
Proton
Name one renewable energy resource.
Solar / wind / hydro / geothermal
What gas do plants take in for photosynthesis?
Carbon dioxide
What is a pathogen?
A disease-causing organism
What is an example of a type of wave needs a medium to travel through?
sound / water
Why do ions have a charge?
They have gained or lost electrons
What natural hazard is caused by sudden plate movement?
Earthquake
What animal is known as the largest living mammal?
Blue whale
Which system releases hormones into the blood?
Endocrine system
Explain one difference between series and parallel circuits.
Series has one path / parallel has multiple paths (or brightness, current differences)
Which has a higher frequency: radio waves or gamma rays?
Gamma rays
What causes tectonic plates to move?
Convection currents in the mantle, Gravity - ridge push/slab pull
What is the largest organ in the human body?
Skin
Why do antibiotics not work on viruses?
Viruses are not living cells / antibiotics target bacteria only
What happens to resistance if a wire is longer?
Resistance increases
What is an isotope?
Same element, different number of neutrons
Why are volcanoes often found near plate boundaries?
Plate movement allows magma to rise to the surface
How many bones are in the adult human body (give or take 20)?
206