Photosynthesis

Question 1

What are autotrophic organisms?

Answer 1

Organisms that can photosynthesise

Question 2

What are hetrophic organisms?

Answer 2

Organisms that obtain organic molecules by eating other organisms

Question 3

Photosynthesis equation (balanced)

Answer 3

6CO2+6H20 ~> C6H12O6 +6O2

Question 4

Use of the starch grain within the chloroplast

Answer 4

Storage for energy

Question 5

True or False - The chloroplast contains DNA

Answer 5

True

Question 6

Structure & Function of the Thylakoid

Answer 6

Small, singular disc within the granum.
Site of Light Dependent Reaction

Question 7

What is a stack of Thylakoids known as?

Answer 7

Granum

Question 8

The bridge between adjacent granums is called…

Answer 8

Intergramal Lamella

Question 9

What do Thylakoids contain? ( 2 main things)

Answer 9

They contain photosystems . Within these photosystems are primary and accessory pigments.

Question 10

Some examples of accessory pigments?

Answer 10

Chlorophyll B & Carotenoids ( B carotene + Xanthophyll)

Question 11

Where is the site of LIR? ( Calvin Cycle)

Answer 11

The Stroma ( gel like substance within chloroplast)

Question 12

Small, circular ribosomes situated within stroma are used for…

Answer 12

Protein Synthesis

Question 13

Define photolysis

Answer 13

The splitting of a molecule using light energy

Question 14

Define phosphorylation

Answer 14

The process where a phosphate is added to a molecule

Question 15

Photophosphorylation

Answer 15

The process where phosphate is added USING LIGHT ENERGY
( E.g- ADP is photophosphorylated into ATP)

Question 16

Decarboxylation

Answer 16

The removal of carbon dioxide from a molecule

Question 17

Define Metabolic pathway

Answer 17

A series of small reactions controlled by enzymes ( such as respiration and photosynthesis)