What do you call the device used to measure the blood pressure of a person?

Universal blood recipient is _______ .

What is the most abundant inorganic compound on Earth?

Tropisms are the growth of plants toward sunlight and is an example of _______

What gives plants their green color?

Plant is to biotic as water is to _______

What biotic relationship is shown by a hunter shooting wild animals in the forest?

Iron, nickel, and cobalt is a type of _______

If an element has 7 protons and a Mass Number of 14, what is its number of neutrons?

Are large areas characterized by their vegetation, soil, climate, and wildlife.