Water vapor in the air forms clouds because the air can no longer hold the water vapor as it a. falls b. cools c. warms d. evaporates

The answer is; B

As air cools, its capacity to hold moisture reduces. This is is why as warm humid air cools, it reaches a saturation point, and the water moisture begins to form droplets. These droplets form clouds in the atmosphere.

well for one plants are always the producer, so a is the answer. a wolf is more of the consumer(predator) and the deer is the prey so i know those two are out of the question. also mushrooms are fungi/fungus so a is the producer.

some inherited genetic mutations can be good for the offspring, so the answer is different genetic mutations cause many forms of cancer.