Answer the following question given this paragraph: Q: Many enzymes require nonprotein helpers for what activity? Choices: - hydrogen - kinetic - functional - catalytic A:
catalytic
(Question)
Answer the following question given this paragraph: Bacteria are often used to make cheese from milk. But making foods is not the only beneficial role of bacteria. For example, they also play an essential role in your gut!. Q: Bacteria are often used to make cheese from what? Choices: - meat - egg - water - milk A:
(Answer)
milk
Ques: Answer the following question given this paragraph: Sound is a form of energy that travels in waves. Sound waves cannot travel through empty space, but they can travel through gases. Gases in the air allow us to hear most of the sounds in our world. Because of air, you can hear birds singing, horns tooting, and friends laughing. Without the atmosphere, the world would be a silent, eerie place. Q: What helps sound travel in waves? Choices: - molecules - speaker placements - temperatures - gases A:
Ans: gases
(Q).
Answer the following question given this paragraph: Polychaete worms live on the ocean floor. They may be sedentary filter feeders or active predators or scavengers. Active species crawl along the ocean floor in search of food. Q: Where do polychaete worms live? Choices: - lakes - digestive tract - garden soil - the ocean floor A:
(A).
the ocean floor
Ques:Answer the following question given this paragraph: Air pollution is another significant cause of respiratory disease. The quality of the air you breathe can affect the health of your lungs. Asthma, heart and lung diseases, allergies, and several types of cancers are all linked to air quality. Air pollution is not just found outdoors; indoor air pollution can also be responsible for health problems. Q: Air pollution can cause disease of what system by affecting the health of your lungs? Choices: - excretory - digestive - cardiac - respiratory A:

Ans:respiratory
Answer the following question given this paragraph: Cellular respiration and photosynthesis are important parts of the carbon cycle. The carbon cycle is the pathways through which carbon is recycled in the biosphere. While cellular respiration releases carbon dioxide into the environment, photosynthesis pulls carbon dioxide out of the atmosphere. The exchange of carbon dioxide and oxygen during photosynthesis ( Figure below ) and cellular respiration worldwide helps to keep atmospheric oxygen and carbon dioxide at stable levels. Q: Cellular respiration and photosynthesis are important parts of which cycle? Choices: - vapor cycle - greenhouse effect - water cycle - carbon cycle A:
carbon cycle