Is desert a abiotic or biotic or both

What is the branch of the study of place names?

Which characteristic of water allows it to absorb large amounts of energy without a large rise in temperature

The spinal cord ends between the first and second lumbar vertebrae. this area is called the:

What are the first two steps of the scientific method in order?

In the early 1800's, Darwin studied 13kinds of finches. What did Darwin hypothesize about these birds?

Antibiotics are routinely introduced into the food of cattle, chickens and other livestock, which causes the animals to grow faster. Since the cost of antibiotics is low, the use of antibiotics is an easy way to achieve faster weight gain in animals.

Which of the following is NOT a type of air pollution? a. acid rain b. mercury c. ozone d. oxygen

What are the effects of Chernobyl

The line y=-8 is ... horizontal, slanted, vertical? The line perpendicular to the line y=-8 is horizontal, slanted, vertical? The equation of the line perpendicular to the line y=-8 (-4,-2) is x=-4 or y=-4 or x = -2 or y=-2

Which energy resource is nonpolluting and is powered by a free, inexhaustible source?