21 The relative humidity at the base of a cloud is closest to

100%

22 In transfusions, blood must be compatible not only in blood type but also in

Rh Factor

23 Does the human heart ever rest?

Yes

24 The heart rest

Rests between beats

25 Water does not provide energy for

Cell use

26 Small, tiny green growth that usually looks like a green carpet comes and goes with moisture is called

Moss

27 Fungi are called dependent plants because

They cannot exist without the help others

28 Fungi has

No chlorophyll

29 Fungi are called dependent plants because

They cannot prepare their own food themselves

30 Fungi are called dependent plants because

They depends on food prepared by other green plants