lab #6

Question 1

what is a monosaccharide that can be used with oxygen in cellular respiration to produce ATP

Answer 1

glucose

Question 2

what is a molecule that provides energy to power many cellular reactions?

Answer 2

ATP

Question 3

what is a multistep process that requires oxygen?

Answer 3

aerobic cellular respiration

Question 4

what is the first step of aerobic cellular respiration?

Answer 4

glycolysis

Question 5

where does glycolysis take place?

Answer 5

cytoplasm

Question 6

what are the next steps in aerobic cellular respiration?

Answer 6

the Krebs cycle and electron transport chain

Question 7

where do the Krebs cycle and the electron transport chain take place?

Answer 7

the mitochondria

Question 8

at the end of the electron transport chain, oxygen is consumed and reduced to form water when it accepts what?

Answer 8

electrons

Question 9

what splits glucose into 3 carbon pyruvate molecules?

Answer 9

glycolysis

Question 10

what’s the term for something beginning to grow?

Answer 10

germinating

Question 11

what is used to absorb any carbon dioxide produced in an experiment?

Answer 11

potassium hydroxide (KOH)

Question 12

what will not soak up KOH?

Answer 12

polyester

Question 13

what is produced by the process of fermentation by plants and yeasts, and is called alcoholic fermentation?

Answer 13

ethanol (alcohol) and carbon dioxide

Question 14

in bacteria and animal cells, what do they produce when the oxygen gets too low by undergoing fermentation in the cytoplasm?

Answer 14

lactic acid

Question 15

what must all sugars be converted to before the molecular reaction process can begin?

Answer 15

glucose, since it is the starting molecule for all these reactions

Question 16

what do plants use during photosynthesis to produce glucose?

Answer 16

carbon dioxide and the energy from the sun

Question 17

what color has the longest wavlengths? what has the shortest?

Answer 17

red, violet

Question 18

what color is chlorophyll a?

Answer 18

blue-green

Question 19

what is a reactant of photosynthesis whose general levels can be measured?

Answer 19

carbon dioxide

Question 20

what color is chlorophyll b?

Answer 20

yellow-green

Question 21

what color are carotenes?

Answer 21

orange

Question 22

what color are xanthophylls?

Answer 22

yellow

Question 23

what is the measure of the amount of hydrogen ions in a solution?

Answer 23

pH

Question 24

more hydrogen ions turns a solution more ____?

Answer 24

acidic

Question 25

what does carbon dioxide combine with to form carbonic acid?

Answer 25

water

Question 26

if there is more carbon dioxide in a solution then what will it be?

Answer 26

more acidic

Question 27

what color does phenol red turn when in an acidic environment?

Answer 27

yellow

Question 28

what color does phenol red turn in a basic environment?

Answer 28

pinkish-red

Question 29

what do carbon dioxide molecules that react with water molecules using light energy produce?

Answer 29

oxygen, water, and a glucose molecule

Question 30

what are the reactants for photosynthesis provided by?

Answer 30

sodium bicarbonate solution and white light

Question 31

true or false: A plant in darkness will consume oxygen when it conducts aerobic cellular respiration using glucose reserves, and new oxygen is not produced because photosynthesis is not occurring.

Answer 31

true

Question 32

what is a product of photosynthesis that can be measured?

Answer 32

oxygen