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Review for Natural Science- 4 Primary
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Light enters your eyes and forms an upside-down image on the _________.
Retina
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This part of the brain controls movement, balance and coordination.
Cerebellum
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Provide three (3) examples of food that contain healthy fats.
Olive oil, seeds, avocados, nuts, and many more
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The bones of the skeleton come together at ________.
Joints
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Air enters your nose through the nostrils when you breathe in. The _________ transmit the information to the brain.
Olfactory nerves
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When _________ enter your ears, the liquid inside the cochlea moves and sends signals to the brain
Sound waves
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There are viruses or bacteria which can make you ill.
Germs
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When you touch something, ____________ in your skin transmit information to the brain about how it feels. They also detect pain and temperature.
Sensory nerves
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The skeleton is made up of all the bones in your body. It is divided into three parts: _________, _________, and ___________.
Skull, Torso, and Limbs
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What sends information to the brain about the upside-down image on the retina?
Optic nerves
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True or false: There are less than 600 muscles in your body.
False. There are over 600 muscles.
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Enumerate the five senses.
Sight, Touch, Smell, Hearing, Taste
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What is the benefit of protein to our body?
It helps our body build and repair muscles and organs.
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They are sensory organs found in your tongue and they detect different tastes.
Taste buds
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What is the benefit of fibre to our body?
It helps the digestive system stay healthy.
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The ____________ controls everything you do. It is made up of the brain, the spinal cord and the nerves.
Nervous system
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This is the position of your where you stand, sit, or lie down.
Posture
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What do you call this life function where people interact with each other and with their environment?
Interaction
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What are the two functions of the skeleton?
1. To support the body. 2. To protect your internal organs
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What is the benefit of calcium in our body?
It is good for healthy bones and teeth.
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They provide your body with long-lasting energy.
Carbohydrates
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The locomotor system is made up of ________, _______ and __________.
Skeleton, joints, and
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This is the result of unhealthy diet and not doing exercise.
Obesity
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This part of the brain controls involuntary actions, such as breathing.
Brain stem
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The bones at the joints are connected by ________.
Ligaments
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What is the benefit of antioxidants to our body?
Protect our cells and fight off cancer
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This is a visit to the doctor to see if you are healthy.
Check-up
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These types of food give you vitamins and minerals to keep you healthy.
Fruits and vegetables
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__________ connect muscles to the bones.
Tendons
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This part of the brain controls voluntary actions, such as speaking.
Cerebrum
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