Soil is formed by rocks eroding, and soil Erosion Soil erosion is a natural process. Given these facts, what will rocks all do? among the following options: - Bend - Erode - Melt - die - Dance - Run - survive - expand
Erode

Viruses are usually considered to be nonliving, and viruses Viruses are the simplest organisms known. Given these facts, the simplest organisms known are usually conisdered to be what among the following options: - more abundant - ferns - fungi - seeds - nonliving - homogenous - bacteria - warm-blooded
nonliving

Q: Having no natural predators increases population size, and koalas have no natural predators. Given these facts, what has an increased population size over time among the following options: - trout - dolphins - squids - Frogs - dodos - koalas - white lions - Tasmanian tigers
A: koalas

Question: Fish have a centralized nervous system with a brain, and amphetamines stimulate the central nervous system. Given these facts, what water dweller can be stimulated with amphetamines among the following options: - pearls - algae - swea - otters - fish - humans - sharks - sponges
Answer: fish

*Question*
Cold fronts cause thunderstorms as they pass by, and if cold air is advancing on warm air, the front is called a cold front. Given these facts, cold air advancing on warm air cause what among the following options: - Greenhouse gases - friction - flooding - wind storms - colder weather - air storms - ice storms - thunderstorms
**Answer**
thunderstorms

(Question)
HIV infects and destroys helper T cells, and t-helper cells are lymphocytes. Given these facts, what does HIV infect and destroy among the following options: - organs - critical organs - eye sight - mammals - humans - gravity - lymphocytes - AIDS
(Answer)
lymphocytes