Chapter 8

Question 1

Plants needs this to make glucose. How plants make glucose.

Answer 1

Photosynthesis

Question 2

Make their own food. Producers, produce organic molecules from CO2, plants, algae, some bacteria.

Answer 2

Autotroph

Question 3

Make food from material from others. Consumers, obtain their organic material from others. Animals is an example.

Answer 3

Heterotroph

Question 4

No ATP. Make glucose and use that to make ATP

Answer 4

Photosynthesis

Question 5

Photosynthesis Equation

Answer 5

CO2 +H20 + light —> glucose + O2

Question 6

What is a byproduct of photosynthesis?

Answer 6

Oxygen

Question 7

What are the steps of Photosynthesis?

Answer 7

1.) Light Reaction
2.) Calvin Cycle

Question 8

Where does photosynthesis occur and is found in mesophyll of leaves?

Answer 8

Chloroplasts

Question 9

Middle of a leaf. Inside are chloroplasts

Answer 9

Mesophyll

Question 10

Pores inside chloroplasts that allow gas to be exchanged (O2 and CO2)—allow CO2 to come in and O2 to come out

Answer 10

Stomata (means whole or pore)

Question 11

Inside chloroplasts are membranes made of what?

Answer 11

Phospholipids

Question 12

Chlorophyll is in membranes of this. One pancake.

Answer 12

Thylakoid

Question 13

Stacks of thylakoids. Whole stack of pancakes.

Answer 13

Gran (Granum)

Question 14

Fluid filled interior of chloroplasts

Answer 14

Stroma

Question 15

Light Reaction Reactants:

Answer 15

Light and H2O

Question 16

Light Reaction Products:

Answer 16

ATP, NADH, and O2

Question 17

Where is light reaction located?

Answer 17

Thylakoids of chloroplasts

Question 18

Distance between waves; determines types of electromagnetic energy

Answer 18

Wavelength

Question 19

Entire range of electromagnetic energy

Answer 19

Electromagnetic spectrum

Question 20

Produce colors we can see, also drives photosynthesis.

Answer 20

Visible light

Question 21

Absorbs and takes in light. Plants have what to do this?

Answer 21

Plant pigments

Question 22

Most common pigment

Answer 22

Chlorophyll (green)

Question 23

Plants are green because we see green. Plants absorb every color except what color, because it is reflected?

Answer 23

Green

Question 24

Orange. Reflect orange light. Stick around longer than chlorphyll

Answer 24

Carotenoids

Question 25

Light Reaction Equation:

Answer 25

Light—> ATP + NADPH H2O —> O2

Question 26

NADPH and ATP are going to enter into the what?

Answer 26

Calvin Cycle

Question 27

Calvin Cycle Reactants:

Answer 27

ATP, NADH, CO2

Question 28

Calvin Cycle Products:

Answer 28

Glucose

Question 29

Where is the Calvin Cycle located?

Answer 29

Stroma in chloroplasts

Question 30

Is this true or false? Light + H2O + CO2 ——-> glucose + O2 CO2 goes with O2?

Answer 30

False

Question 31

Light + H2O + CO2—-> glucose + O2 H2O goes with O2 and CO2 goes with glucose

Answer 31

True

Question 32

What molecule gives us oxygen?

Answer 32

H2O

Question 33

Converts solar energy into chemical energy.

Answer 33

Photosynthesis

Question 34

Photosynthesis Equation:

Answer 34

6CO2 +12H2O +light energy----> C6H12O6 +6O2 +H2O or CO2 +H2O+ light--> glucose +O2

Question 35

What is a byproduct of photosynthesis?

Answer 35

Oxygen (O2)

Question 36

A form of electromagnetic energy/radiation.

Answer 36

Light

Question 37

Light Behaves as though it consists of discrete particles known as what?

Answer 37

photons

Question 38

Substance that absorb light. Different pigment absorb different wavelengths. Wavelengths that are not absorbed are reflected or transmitted. Leaves appear green because chlorophyll reflects and transmits green light.

Answer 38

Pigments

Question 39

Violet-blue and red light work best

Answer 39

chlorophyll a

Question 40

Accessory pigments include this and a group of pigments called carotenoids.

Answer 40

chlorophyll carotenoids

Question 41

When a pigment absorbs light, it goes from a ground state to an excited state.

Answer 41

Excitation of Chlorophyll by Light

Question 42

Consists of a reaction center complex (a type of protein complex) surrounded by light-harvesting complexes. This is what? What are pigment molecules bound to proteins that transfer the energy of photons to the reaction center?

Answer 42

photosystem light-harvesting complexes

Question 43

CO2 from the atmosphere is utilized during the light reaction as a source of carbon. True or False?

Answer 43

False

Question 44

Calvin Cycle reactions occurs in the _______, while light reactions occur in the ________. A.) Thylakoid lumen; thylakoid membranes B.) stroma; thylakoid lumen C.) stroma; thylakoid membranes D.) thylakoid membranes; inner membrane E.) intermembrane space; stroma

Answer 44

C.) stroma; thylakoid membranes