A test tube is filled with water and a green plant called elodea. When the plant is exposed to sunlight, it begins to produce bubbles. A diagram is provided. Which of the following is the most likely conclusion for the identity of the gas in the bubbles?

Group of answer choices

Carbon dioxide

Oxygen

Nitrogen

Hydrogen

Which process can increase the rate of greenhouse gas emissions into the atmosphere in response to a decrease in albedo

Waianapanapa beach in hawaii is a black-sand beach that was formed by waves crashing against volcanic rock. the sand can be very hot on sunny days. which statement best explains why? o a. the black sand has no heat capacity. b. the black sand absorbs no radiation. o c. the black sand is immune to insolation. d. the black sand has a low albedo.

Which is not a characteristic of bacteria? a. they are unicellular. b. they are prokaryotic. c. they are the smallest form of life on earth. d. they are multicellular.