Photosynthesis

Question 1

What are the major sites of photosynthesis?

Answer 1

leaves, mesophyll cells.

Question 2

The shorter the wavelength the … the energy? The longer the wavelength the.. the energy?

Answer 2

1. More

2. less

Question 3

Purpose of accessory pigments?

Answer 3

to broaden proportion of visible light used in photosynthesis and protect light harvesting complex from photo damage.

Question 4

Is chromotography paper polar or nonpolar?

Answer 4

polar

Question 5

Was our solvent polar or nonpolar?

Answer 5

nonpolar

Question 6

What was our stationary phase and what was our mobile phase used in chromotography?

Answer 6

Stationary - paper

Mobile - petroleum ether (acetone)

Question 7

What is the absorbance of light indicated by?

Answer 7

The difference between incident and transmitted light.

Question 8

What are autotrophs?

Answer 8

producers that use photosynthesis or chemosynthesis to produce organic compouinds and energy for use of heterotrophs

Question 9

Light attenuation?

Answer 9

The decrease in intensity of light as it travels through medium because of absorption or scattering of photons.

Question 10

Why would values be off in spectrograph?

Answer 10

possible that another unintended pigment was present

Question 11

Can Rf identify a pigment?

Answer 11

YES, but all variables of experiment have to remain exactly the same.