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Biology Final > The Carbon Cycle > Flashcards

The Carbon Cycle Flashcards

1
Q

What are living things made of?

A

Matter

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2
Q

What are the three states of matter?

A

Solid, gas, liquid

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3
Q

How does a substance change to another?

A

Changed pressure/temp.

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4
Q

What is the fourth state of matter?

A

Plasma, which only exists at extremely high temps in stars

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5
Q

What is matter made of?

A

atoms and molecules

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6
Q

How does carbon enter the atmosphere?

A

Composition and respiration

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7
Q

what would happen if decomposition did not happen?

A

piles of dead matter, no CO2 released.

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8
Q

What is outgassing?

A

When magma comes to the surface and bubbles of hot gas escape into the atmosphere after pressure is reduced.

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9
Q

Where did the world’s oceans originate?

A

Water vapor vented during volcanic eruptions

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10
Q

Do smaller objects in space like the moon have enough gravity to prevent gasses from escaping into space?

A

No.

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11
Q

What were earth’s earliest lifeforms?

A

primitive bacteria that thrived in an atmosphere with no oxygen.

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12
Q

What did ocean water protect early life-forms from?

A

destructive solar radiation

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13
Q

What is free oxygen?

A

oxygen that is not combined with other elements

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14
Q

What are the 4 biological macromolecules needed for life? (PLNC)

A

Nucleic acid, carbohydrates, lipids, proteins

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15
Q

What do we call the individual building blocks of bio macromolecules?

A

Monomer

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16
Q

Carbohydrates are a huge source of…

A

“fast” energy

17
Q

What is the monomer of a carbohydrate?

A

Monosaccharide

18
Q

What is an example of a lipid?

A

butter/fat

19
Q

What makes up the structure of a lipid?

A

fatty acid

20
Q

What is NOT a function of a lipid?

A

genetic info

21
Q

What is the monomer of a protein?

A

amino acid

22
Q

What is the monomer of a nucleic acid?

A

nucleotide

23
Q

What is the only macromolecule to contain phosphorous atoms?

A

Nucleic acids

24
Q

What does CHO stand for?

A

Carbon, Hydrogen, Oxygen

25
Q

What are the structures of carbs, lipids, proteins, and nucleic acids in order?

A

Cho, cho, chon, chonp
(carbon, hydrogen, oxygen, nitrogen, phosphorous)

26
Q

Which side of chemical equations are reactants written? Products?

A

Reactants on the left, products on the right.

27
Q

Why are reactants written on the left?

A

they are the substances that enter the reaction.

28
Q

why are products written on the right?

A

they are the substances that are made in the reaction.

29
Q

What does (s) mean in a chemical equation?

A

Solid substance

30
Q

What does (l) mean?

A

Liquid substance

31
Q

What does (g) mean?

A

Gas substance

32
Q

What does (aq) mean

A

Aqueous substance

33
Q

What is the difference between a liquid and aqueous substance?

A

Liquid - liquid state
Aqueous - solution of water and another substance

Biology Final (7 decks)

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