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Which of the following is NOT a basic method used by ecologists to study the living world? A. experimenting B. animal training C. modeling D. observing
Weegy: C. modeling User: Plants are A. primary producers. B. primary consumers. C. herbivores. D. omnivores Weegy: A. primary producers. User: A word that means the same thing as consumer is A. producer. B. autotroph. C. heterotroph. D. carbohydrate Weegy: autotroph. User: The repeated movement of water between Earth’s surface and the atmosphere is called A. the water cycle. B. the condensation cycle. C. precipitation. D. evaporation. Weegy: D. evaporation. User: Organisms need nutrients in order to A. utilize hydrogen and oxygen. B. carry out essential life functions. C. recycle chemical compounds. D. carry out nitrogen fixation. Weegy: C. recycle chemical compounds. User: An interaction in which an animal feeds on plants is called A. carnivory. B. herbivory. C. predation. D. symbiosis. Weegy: B. herbivory User: A symbiotic relationship in which both species benefit is A. commensalism. B. mutualism. C. predation. D. parasitism Weegy: D. parasitism User: An example of a human-caused disturbance is A. a hurricane. B. forest-clearing. C. wildfires. D. growing lichens. Weegy: C. wildfires User: Which of the following is NOT one of the factors that play a role in population growth rate? A. immigration B. death rate C. emigration D. demography Weegy: D. demography User: The movement of organisms into a range is called A. immigration. B. emigration. C. population shift. D. carrying capacity. Weegy: A. immigration. User: During some kinds of population growth, the size of each generation of offspring is larger than the generation before it. So, as the population gets larger, it grows more quickly. This situation is called A. logistic growth. B. growth density. C. exponential growth. D. multiple growth. Weegy: D. multiple growth. User: ... (More)
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Asked 7/24/2012 9:22:28 AM
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One of Washington s most important precedents was the A. selection of a vice president. B. formation of a cabinet. C. signing of the Judiciary Act. D. ending of the Supreme Court
Weegy: One of Washington?s most important precedents was the B. formation of a cabinet. User: The Whiskey Rebellion A. caused the formation of the Democratic Societies. B. led to the development of two distinct political groups. C. started a disagreement among supporters of the Federalists. D. unified northern merchants and southern farmers Weegy: b.led to the development of two distinct political groups User: Which of the following was one of the policy changes Thomas Jefferson made when he became president? A. He urged Congress to support the Alien and Sedition Acts. B. He wanted to build up the nation’s army and navy. C. He planned to retire the national debt by paying it down. D. He used expensive displays to inspire the public’s respect Weegy: C. He planned to retire the national debt by paying it down. (More)
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Asked 7/24/2012 9:44:39 AM
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Farmers can reduce soil erosion by A. increasing irrigation. B. contour plowing. C. grazing cattle on the land. D. plowing up roots. User: One property that makes DDT hazardous over the long run is that DDT is A. an insecticide. B. a perfect pesticide. C. subject to biological magnification. D. deadly to herbivores.
Weegy: DDT is used as an insecticide which kills on contact. It is extremely harmful and was banned in United States since 1972. [ Before it was banned, it was used to protect crops from insect damage, but it killed too many animals and plants, while insect populations grew more and more resistant to DDT. This led to ban in DDT in many countries. ] User: An ecological hot spot is an area where A. habitats and species show a high amount of biodiversity. B. hunting is encouraged. C. many habitats and species are at high risk of extinction. D. species diversity is too high. (More)
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Updated 21 days ago|1/8/2015 4:40:28 PM
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Farmers can reduce soil erosion by Contour plowing.

Added 21 days ago|1/8/2015 4:40:15 PM
The root word bi(o)- means
Weegy: it means Life (More)
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Asked 7/25/2012 8:21:20 AM
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