2.3: Photosynthesis And The Leaf

Question 1

Heterotrophs

Answer 1

Consumers

Organisms which cannot make their own food and must obtain it from other organisms

Question 2

Photosynthesis

Answer 2

The process whereby a plant’s chloroplasts capture the radiant energy of sunlight and convert it into the chemical energy of food

Question 3

Thylakoids

Answer 3

Specialized disks inside the chloroplasts

Question 4

Glucose

Answer 4

Simple sugar produced through photosynthesis

Question 5

Cellular respiration

Answer 5

Oxidizing sugars, or combining sugars with oxygen in a chemical reaction, “burns” sugar as fuel for energy

Question 6

Sucrose

Answer 6

Table sugar

Most glucose is produced into it

Question 7

Starch

Answer 7

A long, chain like molecule consisting of thousands of glucose molecules linked together

Question 8

Factors which influence photosynthesis

Answer 8

Water
Carbon dioxide
Heat
Sunlight- most important: the intensity of the sunlight striking the leaf

Question 9

Autotrophs

Answer 9

Producers

Organisms such as green plants that are capable of making their own food