Inorganic molecules- Amy Bowman Flashcards

1
Q

What is an Organic molecule?

A

They are chemical compounds that contain the element Carbon and are produced by living organisms

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2
Q

What is an inorganic molecule?

A

Chemical compounds that don’t contain Carbon

Arent produced by living organisms ( water, gases mineral salts)

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3
Q

Is water an organic or inorganic molecule?

A

Inorganic molecule

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4
Q

What are the main functions of water in an organism?

A

To be: solvent, reagent during hydrolysis, a transporting agent,lubricant, regulate body temp, give shape & rigidity

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5
Q

Where do chemical reactions in living organisms occur?

A

In water

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6
Q

What are mineral salts?

A

Inorganic substances needed by living organisms

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7
Q

How do plants absorb mineral salts?

A

Plant roots absorb from soil

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8
Q

How do humans & animals obtain mineral salts?

A

Obtained from the food they eat

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9
Q

Which two groups are mineral salts divided into?

A

Macroelements & Microelements

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10
Q

What are macroelements?

A

Mineral salts need in large quantities

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11
Q

What are microelements?

A

Mineral salts need in small quantities

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12
Q

List 4 examples of macroelements

A

Calcium, Phosphorus, Sodium, Potassium

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13
Q

List 2 examples of microelements

A

Iron, Iodine

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14
Q

What deficiency diseases can humans get from a lack of Calcium?

A

Rickets (children), osteoporosis

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15
Q

What deficiency disease can humans get from a lack of Iron?

A

Anaemia

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