plant exchange and structure

Question 1

how is oxygen lost through the plant

Answer 1

some is lost during photosynthesis but most of it diffuses out

Question 2

how does oxygen enter the leaf in the dark and why

Answer 2

photosynthesis is not occouring but oxygen stilll diffuses into the leafe becuase it is being used during respiration

Question 3

what makes leaves adapted for specific gas exachange

Answer 3

large interconnecting air spaces through out mesophyll

Question 4

what do plant cells contain that helps with photosynthesis

Answer 4

chloroplastswhat

Question 5

what do chloroplasts contain

Answer 5

the grana
the stroma
thylakoids

Question 6

where doe the thylakoids occour from

Answer 6

the grana

Question 7

what is the grana made of

Answer 7

thylakoids

Question 8

what is the role of the thylakoids

Answer 8

where light-dependent photosynthesis occours
contian chlorophyll

Question 9

what do the thylakoids contain

Answer 9

chlorophyll

Question 10

why are the thylakoids the sight of light dependent reaction

Answer 10

becuase they contain chlorophyll

Question 11

what is the stroma

Answer 11

fluid-filled matrix where light-independent reaction occours