BIOL 1020 Laboratory 5 Photosynthesis And Fermentation

Question 1  Identify the structures indicated.

Question 1  Identify the structures indicated.

Grana Intergranum Lamellae Starch granule

Question 2

The following items are added to a test tube and allowed to stand for 45 minutes:



2 ml of IKI



5 ml of distilled yeast culture after fermentation



3 ml of 1.5M NaOH Which of the following results would you expect?

Question 2 A

A brick red precipitate indicating the presence of a reducing sugar.

B

A white precipitate indicating the presence of CO 2 gas.

C

A dark red colour indicating starch.

D

No precipitate because the reducing sugar will have totally fermented.

E

A yellow precipitate indicating ethanol.

E B C D A Question 2

A brick red precipitate indicating the presence of a reducing sugar.

A white precipitate indicating the presence of CO 2 gas.

A dark red colour indicating starch.

No precipitate because the reducing sugar will have totally fermented.

A yellow precipitate indicating ethanol.

Question 3 Identified the four pigments.

Question 3 Identified the four pigments.

Question 4  What does this diagram tell you about photosynthesis?

Question 6  What does this diagram tell you about photosynthesis?

Nothing. It tells you the the pigments of a leaf absorb energy in the 400-500nm and 600 to 700nm range

Question 5 

One of the two yeast cultures you performed the iodoform test on produced alcohol. This production of alcohol involved which of the following steps?

Question 5 A B C D

KREBS CYCLE FERMENTATION ELECTRON TRANSPORT CHAIN GLYCOLYSIS

Question 5 A B C D

KREBS CYCLE FERMENTATION ELECTRON TRANSPORT CHAIN GLYCOLYSIS

BIOL 1020 Laboratory 5 Photosynthesis And Fermentation