EduMate
Grades
Quizzes
Leaderboard
Textbooks
Biology 9700
AS & A Level · Biology 9700
Gas exchange
AS Level
80 questions
Question
1
of 80
0/80 answered · 0%
Q 1 / 80
What is the primary function of the alveoli in the lungs?
A
Gas exchange
B
Production of mucus
C
Filtration of blood
D
Regulation of blood pH
Prev
Next
Grade me
Jump to question
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80