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science > IM going to do good on this test > Flashcards

IM going to do good on this test Flashcards

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Biology 101 flashcards
1
Q

how many atoms are in CO2

A

1 carbon 2 oxygen

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2
Q

how many atoms are in C6H12O6

A

6 carbon 12 hydrogen and 6 oxygen

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3
Q

name 5 acids

A

lemon juice fizzy drinks stomach acid Vinegar Car battery acid

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4
Q

name 5 alkalines

A

tooth paste drain cleaner soap bleach washing powder

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5
Q

what color is red litmus paper in water

A

it stays red

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6
Q

what color is blue litmus paper in acid

A

it turns red

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7
Q

why is a universal indacator better than litmus paper

A

it is more exact than litmus paper

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8
Q

what is a neutralation reaction

A

a chemical reaction in which an acid and a base combine to produce salt and water as products.

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9
Q

the main function of the respiratory system

A

allow us to breathe

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10
Q

which gas diffuses out the lungs

A

carbon dioxide

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11
Q

in the lungs which gas diffuses into the lung

A

oxygen

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12
Q

which parts of the heart also found in the veins prevent blood from flowing in the oppisite direction

A

Heart valves

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13
Q

what is this process

glucose + oxygen → carbon dioxide + water

A

its called respiration

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14
Q

what is sugar

is it sweet

an acid

an alakali

or neutral

A

it is neutral

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15
Q

which one is right

air breathed out has less carbon dioxide and more oxygen than air breathed in

air breathed out has less carbon dioxide and less oxygen than air breathed in

air breathed out has more carbon dioxide and less oxygen than air breathed in

air breathed out has more carbon dioxide and more oxygen than air breathed in

A

air breathed out has less carbon dioxide and more oxygen than air breathed in

is right!

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16
Q

what is the pH of citric acid

A

it is a level of 3-6 pH so weak acid

17
Q

whats the pH of indegestion tablets

A

there akalis

18
Q

what is anaerobic respiration

A

its a type of repiration that does not use oxygen

19
Q

what is the alveoli

A

its in the lungs and the blood exchange oxygen and carbon dioxide during the process of breathing in and breathing out.

20
Q

what are the intercostal muscles

A

they are muscles in the rib cage

21
Q

what does the respiratory system include

A

mouth, throat,

22
Q

what is the process of the heart to the lungs

A

right atrium ➡ right ventricle ➡ pulmanery artery

23
Q

Which part of the respiratory system contains cartilage?

A

trachea

24
Q

Which gas is found in the highest concentration in the air we breathe?

A

nitrogen

25
Q

What is the benefit of the alveolar walls only being one cell thick?

A

higher alveoli blood oxygen diffusion rate

26
Q

are carbohydrates the main source of energy

A

yes!

27
Q

what are rice and bread good for

A

carbohydrates

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