unit 2 leaf structures

Question 1

waxy cuticle

Answer 1

reduces water loss

Question 2

epidermis

Answer 2

layer of transparent cells which allow light to pass through

Question 3

palisade mesophyll

Answer 3

main site of photosynthesis

Question 4

spongy mesophyll

Answer 4

layer of photosynthetic cells arranged to allow moist air space

Question 5

moist air space

Answer 5

allows CO2 to dissolve so that it can diffuse into plant cells

Question 6

stoma

Answer 6

pore which allows CO2 to enter and water vapour to exit

Question 7

vein

Answer 7

contains xylem and phloem