Photosynthesis (Lecture 7)

Question 1

Conversion of light energy to chemical energy and the storage of that energy in the form of carbon based molecules (sugars)

Answer 1

Photosynthesis

Question 2

Organisms that use light as an energy source to produce glucose

Answer 2

Photoautotrophs

Question 3

Ingredients for Photosythesis

Answer 3

6 CO2 - Carbon Dioxide
12 H2O - Water

Question 4

Products of Photosynthesis

Answer 4

C6 H12 O6 - Glucose
6 O2 - Oxygen
6 H2O - Water

Question 5

Longer Wavelengths

More or Less energy?

Answer 5

Less Energy

Question 6

Shorter Wavelengths

More or Less Energy?

Answer 6

More Energy

Question 7

Molecules that absorb some wavelengths of light while reflecting others

Answer 7

Pigments

Question 8

Which color pigment reflects all wavelengths of light and absorbs none?

Answer 8

White Pigments

Question 9

Which color pigment absorbs all wavelengths of light and reflects none?

Answer 9

Black Pigments

Question 10

Which color of pigments are the primary pigments of most plants and algae

Answer 10

Green Pigments

Question 11

The name of the primary green pigment for plants and algae

Answer 11

Chlorophylls

Question 12

The name of the red, orange, and yellow accessory pigments of most plants and algae

Answer 12

Carotenoids

Question 13

Cells in the middle of a leaf that contain chloroplasts and therefore photosynthesize

Answer 13

Mesophyll Cells

Question 14

Pores in the lower epidermis that allow for the intake of carbon dioxide and the release of oxygen

Answer 14

Stomata

Question 15

Cells that surround the stomata and therefore regulate the gas exchange by changing the diameter of the stomata

Answer 15

Guard Cells

Question 16

Single cell later covering on the top and on the bottom of a leaf

Answer 16

Epidermis

Question 17

Layer of wax produced by the epidermis that prevents against water loss

Answer 17

Cuticle

Question 18

Double membrane covering the chloroplast

Answer 18

Chloroplast envelope

Question 19

Disk-shaped structures that are covered by photosynthetic pigments

Answer 19

Thylakoid disks

Question 20

A stack of thylakoid disks

Answer 20

Granum

Question 21

The energy-rich fluid of the chloroplast

Answer 21

Stroma

Question 22

Where does Photophosphorylation occur

Answer 22

Occurs along the Thylakoid Disks

Question 23

Where do Dark Reactions occur

Answer 23

In the Stroma

Question 24

A group of pigment molecules in an integral protein of a Thylakoid membrane that trap a specific wavelength of light

Answer 24

Photosystem

Question 25

Which part of Photophosphorylation includes a reaction center called P680

Answer 25

Photosystem II

Question 26

What causes water molecules to split into oxygen, H+, and electrons?

Answer 26

Light energy

Question 27

This step of Photophosphorylation receives electrons from the previous step and passes them through a series of proteins to become de-energized, releasing their ATP

Answer 27

Electron Transport Chain

Question 28

Which part of Photophosphorylation involves reaction center P700