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3rd Grade Unit 1 Natural Science Review
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Where does air enter our nose?
nostrils
olfactory nerve
taste buds
Oops!
Okay!
What is the name of the sticky substance inside your ear canal?
earwax
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Okay!
Which part of the eye sends the information to the brain?
iris
retina
pupil
eyelashes
Oops!
Okay!
What makes up the locomotor system?
heart, muscles, skin
nerves, blood, heart
bones, joints, muscles
Oops!
Okay!
Which bone protects the brain?
pelvis
tibia
ribs
skull
Oops!
Okay!
What are the three parts of the ears?
outer ear, middle ear, inner ear
Oops!
Okay!
What does the cerebellum control?
balance, movement, coordination
involuntary actions
voluntary actions
Oops!
Okay!
Which muscles help you walk and jump?
calf muscles and quadriceps
biceps and triceps
Oops!
Okay!
Where is the ear canal?
outer ear
inner ear
middle ear
Oops!
Okay!
What covers our tongues?
taste buds
fur
olfactory nerves
hair
Oops!
Okay!
How does this feel?
cold
hard
soft
hot
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Okay!
What three parts protect the eyes?
eyebrows, eyelashes, eyelids
retina, lens, iris
iris, eyebrows, retina
Oops!
Okay!
How does this feel?
rough
cold
soft
smooth
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Okay!
Which bones form part of the lower limbs?
elbows, knees, wrists
femur, fibula, tibia
ribs, pelvis, radius
humerus, ulna, radius
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Okay!
Which bones form part of the upper limbs?
elbows, knees, wrists
ribs, pelvis, radius
humerus, ulna, radius
femur, fibula, tibia
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Okay!
What three parts make up the nervous system?
nerves, blood, stomach
brain, spinal cord, nerves
large intestine, small intestine, stomach
lungs, nose, large intestine
Oops!
Okay!
What does the brain stem control?
voluntary actions
involuntary actions
balance and movement
Oops!
Okay!
What does the cerebrum control?
involuntary actions
coordination and balance
voluntary actions
Oops!
Okay!
Which parts of the body can send messages to the brain?
eyes, ears, nose, tongue, skin (sense organs)
Oops!
Okay!
Which part sends information to your brain which tells you what you are smelling?
nostrils
olfactory nerve
taste buds
Oops!
Okay!
Where is the eardrum?
inner ear
middle ear
outer ear
Oops!
Okay!
What do muscles help us do?
all of these are correct
hold objects
make movements
stand
Oops!
Okay!
What connects your bones?
bones
ligaments
joints
muscles
Oops!
Okay!
Which muscles help you move your arms?
biceps and triceps
quadriceps and calf muscles
Oops!
Okay!
What is the organ of touch?
skin
Oops!
Okay!
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