Unit 2- Photosynthesis

Question 1

Name 3 organs in a plant?

Answer 1

Stem, roots and leaves

Question 2

Name the 4 things plant organs are made up of? What do they do?

Answer 2

Mesophyll tissue (most photosynthesis occurs), xylem (transports water molecules), phloem (transports food), epidermal tissue (covers the plant)

Question 3

What are the 4 limiting factors of photosynthesis?

Answer 3

1) light
2) water
3) temperature
4) volume of co2

Question 4

Where does photosynthesis normally occur? And what does it have?

Answer 4

Chloroplast and it contains chlorophyll

Question 5

What 5 things do plants use glucose for?

Answer 5

Respiration (glucose made in leaves)
Cell walls (glucose into cellulose)
Proteins (glucose combined with nitrate ions makes amino acids)
Seeds (glucose turned into lipids)
Starch

Question 6

What is the equation for photosynthesis?

Answer 6

CO2 + Water –sunlight—–> glucose + Oxygen