Answer:
A heard of cattle
Explanation:
A heard of cattle is most like a community, because they stick together and are in a large group. A population, so happens to be almost exactly like a community except for a few differences
Answer:
Severe flooding is caused by atmospheric conditions that lead to heavy rain or the rapid melting of snow and ice.
Explanation:
One of the plants in this grouping are chrysanthemums.
I assume the answer is man-made, correct?