Organisation

What is a tissue?
A tissue is a group of similar cells that work together to carry out particular function
1 of 16
Explain what is meant by the term 'organ system'
An organ system us a group of organs working together to perform a particular function.
2 of 16
What is an enzyme?
a substance produced by a living organism that acts as a catalyst to bring about a specific biochemical reaction.
3 of 16
List the three places where amylase is made in the human body.
Salivary gland/pancreas/small intestine
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Where is bile stored?
Liver
5 of 16
Name the tubes that split off the trachea
Bronchi
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Why does the heat have valves?
The heart has valves to make sure that blood flows in the right direction- they prevent it flowing backwards.
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What are the four chambers of the heart?
right atrium/right ventricle/left atrium/left ventricle
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What are the function of the 3 blood vessels?
Arteries= carry blood away from heart/ Capillaries=involved in the exchange of materials at the tissues/ Veins= carry blood to the heart
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What are the functions of the red blood cells, white blood cells, platelets and plasma?
RBC= carry oxygen / WBC= defend against infection/ Platelets= help blood clots/ Plasma= liquid that carries everything in blood
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What is meant by a non-communicable disease?
Non- communicable disease are those that cannot spread by people or animal
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What is meant by risk factor of a disease?
increase your chance of getting a disease
12 of 16
List the tissues that make up a leaf
Epidermal/Mesophyll/Xylem/Phloem
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What is transpiration?
Transpiration is caused by the evaporation and diffusion of water from a plant's surface.
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What are the four main things that affect transpiration?
Light intensity/temperature/air flow/ humidity
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Name the type of cell that helps open and close the stomata
Guard cell
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Other cards in this set

Card 2

Front

Explain what is meant by the term 'organ system'

Back

An organ system us a group of organs working together to perform a particular function.

Card 3

Front

What is an enzyme?

Back

Preview of the front of card 3

Card 4

Front

List the three places where amylase is made in the human body.

Back

Preview of the front of card 4

Card 5

Front

Where is bile stored?

Back

Preview of the front of card 5
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