Answer the following question given this paragraph: Glucose is a substance that passes across cell membranes by facilitated diffusion. All cells need glucose for energy. Q: All cells need what for energy? Choices: - oxygen - light - insulin - glucose A:
glucose
(Question)
Answer the following question given this paragraph: Air pollution may also cause acid rain. This is rain that is more acidic (has a lower pH) than normal rain. Acids form in the atmosphere when nitrogen and sulfur oxides mix with water in air. Nitrogen and sulfur oxides come mainly from motor vehicle exhaust and coal burning. Q: Acid rain may be caused by what? Choices: - hurricanes - water pollution - volcanos - air pollution A:
(Answer)
air pollution
Ques: Answer the following question given this paragraph: A protein molecule is made from one or more long chains of amino acids, each linked to its neighbors by covalent bonds. Multiple chains of a protein are held together by weaker bonds. Q: What kind of molecule is made from one or more long chains of amino acids? Choices: - membrane molecule - amino molecule - chain molecule - protein molecule A:
Ans: protein molecule
(Q).
Answer the following question given this paragraph: For a fixed amount of gas at constant temperature, the volume is inversely proportional to its pressure. Q: If a fixed amount of gas maintains a perfectly inversely proportional relationship between volume and pressure, then what else must be constant about the gas? Choices: - density - friction - surface tension - temperature A:
(A).
temperature
Ques:Answer the following question given this paragraph: The Dust Bowl taught people that soil could be lost by plowing and growing crops. This led to the development of new ways of farming that help protect the soil. Some of the methods are described in Figure below . Q: What historical event taught people that soil could be lost by plowing and growing crops and encouraged new methods to prevent erosion? Choices: - the debris bowl - the flow bowl - the land bowl - the dust bowl A:

Ans:the dust bowl
Ques: Answer the following question given this paragraph: Special bonds form in metals that do not form in other classes of elements. They are called metallic bonds. The bonds explain some of the unique properties of elements in the metals class. Q: What type of bonds only form in metals? Choices: - optical bonds - friction bonds - liquid bonds - metallic bonds A:
Ans:
metallic bonds