What is the name of the large pieces that make up Earth's outer layer?
A. Crusts
B. Continents
C. Tectonic plates
D. Mantles
C. Tectonic plates
What typically happens at a convergent plate boundary?
A. Plates slide past each other
B. Plates move away from each other
C. Plates move in the same direction
D. Plates move toward each other and collide
D. Plates move toward each other and collide
Which of the following is a natural disaster?
A. Forest fire caused by lightning
B. Oil spill
C. Car accident
D. Littering
A. Forest fire caused by lightning
What is the main function of the nervous system?
A. Pump blood
B. Break down food
C. Send and receive messages
D. Support the body
C. Send and receive messages
What does the endocrine system use to send messages?
A. Nerves
B. Blood
C. Bones
D. Electricity
B. Blood
What causes tectonic plates to move?
A. Earth’s rotation
B. Tides
C. Convection currents in the mantle
D. Gravity pulling on the continents
C. Convection currents in the mantle
At which type of plate boundary do earthquakes most often occur?
A. Divergent
B. Convergent
C. Transform
D. All of the above
D. All of the above
What natural disaster often follows an undersea earthquake?
A. Cyclone
B. Tornado
C. Tsunami
D. Drought
C. Tsunami
What part of the body is the control centre of the nervous system?
A. Heart
B. Lungs
C. Brain
D. Kidneys
C. Brain
What are hormones?
A. Fast electrical signals
B. Chemicals that help you digest
C. Messages sent by the immune system
D. Chemical messengers released into the blood
D. Chemical messengers released into the blood
Which layer of the Earth is broken into tectonic plates?
A. Inner core
B. Outer core
C. Mantle
D. Lithosphere
D. Lithosphere
What happens at a convergent boundary between an oceanic and continental plate?
A. The plates slide past each other
B. The continental plate sinks
C. The oceanic plate subducts
D. Both plates break apart
C. The oceanic plate subducts
Which disaster is most likely at a convergent plate boundary?
A. Tornado
B. Earthquake
C. Avalanche
D. Flood
B. Earthquake
What is the correct path of a reflex arc?
A. Brain → Muscle → Spinal cord
B. Muscle → Brain → Receptor
C. Receptor → Brain → Muscle
D. Receptor → Spinal cord → Effector
D. Receptor → Spinal cord → Effector
Which gland controls growth and many other glands?
A. Thyroid
B. Pituitary
C. Adrenal
D. Pancreas
B. Pituitary
What evidence supports the theory of plate tectonics?
A. Shape of continents only
B. Matching fossils and rock layers on different continents
C. Earth’s magnetic field
D. Volcanoes only
B. Matching fossils and rock layers on different continents
What is formed at a divergent boundary most?
A. Mountains
B. Ocean trenches
C. Mid-ocean ridges
D. Earthquakes only
C. Mid-ocean ridges
How can humans reduce the impact of earthquakes?
A. Building houses on soft soil
B. Ignoring warning systems
C. Constructing earthquake-resistant buildings
D. Planting trees
C. Constructing earthquake-resistant buildings
What is the role of the myelin sheath in a neuron?
A. Detects stimuli
B. Speeds up electrical messages
C. Carries oxygen
D. Produces hormones
B. Speeds up electrical messages
What is the role of insulin in the body?
A. Controls blood sugar levels
B. Increases heart rate
C. Breaks down protein
D. Helps the body grow
A. Controls blood sugar levels
What would happen if tectonic plates stopped moving?
A. Earthquakes would become more common
B. Mountain formation would speed up
C. Geological activity would mostly stop
D. The Earth would rotate faster
C. Geological activity would mostly stop
Why are transform boundaries often sites of intense earthquakes but no volcanic activity?
A. Plates don't move at all
B. Plates collide and melt
C. Plates move side-by-side without creating magma
D. Volcanoes form only under the sea
C. Plates move side-by-side without creating magma
Which of the following best describes the difference between a hazard and a disaster?
A. Hazards are more dangerous
B. Disasters are caused by humans
C. Hazards have potential to cause harm; disasters have already caused damage
D. Disasters are smaller than hazards
C. Hazards have potential to cause harm; disasters have already caused damage
Why are reflexes faster than voluntary actions?
A. They involve stronger nerves
B. They skip the brain and go through the spinal cord
C. They use hormones
D. They don’t involve receptors
B. They skip the brain and go through the spinal cord
How is the endocrine system different from the nervous system?
A. It only controls movement
B. It uses hormones and is slower but longer-lasting
C. It controls reflexes
D. It stops working during sleep
B. It uses hormones and is slower but longer-lasting