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Which statement best describes what happens after one eats a meal high in sugar and starches?
The sugars and starches in the human diet are broken down into glucose in the digestive system. This glucose passes from the small intestine into the blood. Human blood glucose levels are regulated by two hormones produced by the Islets of Langerhans in the human pancreas. The hormones are insulin,...
What is most likely to happen if the supply of large fish in a pond is reduced by extensive fishing?
A food chain is a way of showing food relationships among a group of organisms that share an environment. The illustration at the left represents a freshwater food chain. What is most likely to happen if the supply of large fish in a pond is reduced by extensive fishing?A ....
Which fish would be most likely to thrive in this environment?
A pet shop wants to install a fountain that contains live fish. The temperature in the facility is kept at 67° F (19° C) throughout the year. The following chart gives the preferred temperature range for certain fish species. Which fish would be most likely to thrive in this environment?A...
Which disposal method will produce the most toxic air pollution?
Each year, approximately 200 million tons of municipal solid waste are generated in the United States. Incineration (burning), recycling, landfills, reduce-reuse, and composting are all possible ways to reduce the amount of waste in this country. When selecting the best approach to this problem, officials must carefully consider the risks...
Which statement is true if an animal lives in water, does not lay eggs, and is warmblooded?
Vertebrates, animals with backbones, are divided into the following five major groups: fish, reptiles, amphibians, birds, and mammals. Some characteristics of these groups are given in the table below. Which statement is true if an animal lives in water, does not lay eggs, and is warmblooded? Exhibit: A . a...
Based on the diagram, if the surface vegetation were removed, which would be the likely effect on the soil?
Soil is formed when the rock at Earth’s surface weathers. Normally, soil develops into three layers, called horizons. The illustration below shows the A, B, and C horizons of a typical soil profile. Based on the diagram, if the surface vegetation were removed, which would be the likely effect on...
Which is the procedure for preparing the clay soil for planting?
A family wants to plant a garden, but the soil around the house is mainly clay. Clay soil easily becomes saturated with water, cutting off the air supply needed by plants. Adding sand and peat moss can help plants grow in clay soil. Which is the procedure for preparing the...
Which method will most increase the surface area of a sugar cube?
The surface area of a log can be increased by splitting it into strips. Split wood with a larger surface area will burn much faster than a whole log. In much the same way, a sugar cube will dissolve much faster if its surface area is increased. Which method will...
Which of the following most accurately describes the entire group of plants in the nightshade family?
The nightshade family of plants includes more than 2000 species of herbs, shrubs, and small trees. Plants with edible parts include the potato, tomato, eggplant, and red pepper. Some nightshade members such as jimsonweed and belladonna contain poisonous substances. Tobacco and petunias are also in the nightshade family. Which of...
Which is an example of a suspension?
In a suspension, two materials will mix together only temporarily. One material does not dissolve into the other, but stays suspended only until gravity pulls it down. Which is an example of a suspension?A . colored waterB . muddy waterC . bleachD . ice waterE . carbon dioxide and waterView...
