Answer the following question given this paragraph: Parasitism is a symbiotic relationship in which one species benefits and the other species is harmed. The species that benefits is called the parasite. The species that is harmed is called the host. Many species of animals are parasites, at least during some stage of their life cycle. Most animal species are also hosts to one or more parasites. Q: What type of relationship is parasitism? Choices: - primordial relationship - enzymatic relationship - hypodermic relationship - symbiotic relationship A:
symbiotic relationship
(Question)
Answer the following question given this paragraph: There are two main types of air pollutants: primary and secondary. Most air pollutants come from burning fossil fuels. Some come from burning forests. Some are due to the evaporation of chemicals. Q: What are the two main types of air pollutants? Choices: - a and b - new and old - good and bad - primary and secondary A:
(Answer)
primary and secondary
Ques: Answer the following question given this paragraph: Gaseous nitrogen is converted into forms that can be used by plants during the process of nitrogen fixation. Q: Gaseous nitrogen is converted into forms that can be used by plants during a process called what? Choices: - oxygen fixation - dioxide fixation - plant fixation - nitrogen fixation A:
Ans: nitrogen fixation
(Q).
Answer the following question given this paragraph: Destructive interference in waves occurs when two troughs overlap. Q: Destructive interference in waves occurs when what things overlap? Choices: - two waves - three waves - three troughs - two troughs A:
(A).
two troughs
Ques:Answer the following question given this paragraph: Bacteria that cause foodborne illnesses include Salmonella , a bacterium found in many foods, including raw and undercooked meat, poultry, dairy products, and seafood. Campylobacter jejuni is found in raw or undercooked chicken and unpasteurized milk. Several strains of E. coli can cause illnesses, and are found in raw or undercooked hamburger, unpasteurized fruit juices and milk, and even fresh produce. Vibrio is a bacterium that may contaminate fish or shellfish. Listeria has been found in raw and undercooked meats, unpasteurized milk, soft cheeses, and ready-to-eat deli meats and hot dogs. Most of these bacterial illnesses can be prevented with proper cooking of food and washing of hands. Q: Most of these bacterial illnesses can be prevented with proper cooking of food and washing what? Choices: - vegetables - hair - teeth - hands A:

Ans:hands
Question: Answer the following question given this paragraph: Some lipids contain the element phosphorus as well as oxygen, carbon, and hydrogen. These lipids are called phospholipids. Two layers of phospholipid molecules make up most of the cell membrane in the cells of living things. Q: What are lipids that contain phosphorus called? Choices: - amino acids - alkaloids - eukaryotes - phospholipids A:
Answer:
phospholipids