BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
10th Edition
ISBN: 9781305967359
Author: STARR
Publisher: CENGAGE L
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Textbook Question
Chapter 42, Problem 5SA
A(n) _______ is an autotroph.
| a. producer | c. detritivore |
| b. herbivore | d. top carnivore |
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Chapter 42 Solutions
BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
Ch. 42 - In most ecosystems, producers use energy from...Ch. 42 - Prob. 2SACh. 42 - Organisms at the first trophic level ________. a....Ch. 42 - Primary productivity on land is affected by...Ch. 42 - An _______ is an autotroph. a. producer c....Ch. 42 - Most of Earths fresh water is _______. a. in lakes...Ch. 42 - Earths largest carbon reservoir is _______. a. the...Ch. 42 - Carbon is released into the atmosphere by ________...Ch. 42 - Prob. 9SACh. 42 - The ______ cycle is a sedimentary cycle. a....
Ch. 42 - Earths largest phosphorus reservoir is ________....Ch. 42 - Plants obtain ______ by taking it up from the air....Ch. 42 - Prob. 13SACh. 42 - Soil in _______ is richest in carbon. a. the...Ch. 42 - Prob. 15SACh. 42 - Marguerite has a vegetable garden in Maine....Ch. 42 - Prob. 2CTCh. 42 - Prob. 3CTCh. 42 - Prob. 4CT
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- The producer in an ocean grazing food web is usually a _____. a. plant b. animal c. fungi d. planktonarrow_forwardWhich factor most directly limits the variety of herbivores living in an area? a) amount of nitrogen in the atmosphere b) number of decomposers present c) types of plants present d) kinds of minerals in the waterarrow_forwardIn a simple food chain, a frog eats insects, and a snake eats the frog. The primary role of the frog in the food chain is _____________________. a) to be a source of energy b) to find a space to live c) to start a new species d) to make an ecosystemarrow_forward
- What group of organisms make their own food? A. Autotrophs B. Producers C. Phototrophs D. All of the options are correct.arrow_forwardThe mussels that live at the NW Eifuku volcano are examples of _______. a. chemoautotrophs b. photoautotrophs c. apex predators d. primary consumersarrow_forwardPlants use carbon dioxide from the air and are therefore called _____. a. consumers b. producers c. decomposer d. carbon fixersarrow_forward
- Decomposers a. break down dead organic matter in the environment by secreting digestive enzymes. b. break down living organic matter by secreting digestive enzymes. c. destroy living cells and then break them down with digestive enzymes. d. live in close association with another species.arrow_forwardWhat is the main source of energy for producers? A.)Sunlight B.)Plants C.)Consumers D.)Organismsarrow_forwardA feeding relationship that proceeds from algae to a fish, then to a fisherman, and then to a shark is _____. a. a food chain b. a food web c. a and barrow_forward
- In an ecosystem, energy? A) Cycles along with chemical nutrients B) comes ultimately from bacteria C) typically flows from consumers to producers to decomposers D) typically flows from producers through a series of consumersarrow_forwardIn South Carolina, which of the following types of animals would you be most concerned about providing adequate Selenium as part of their diet? Select one: a. Pigs b. Cattle c. Chickens d. Rabbitsarrow_forwardWhat is the mode of nutrition of an organism named Cow? a.)Photo-autotrophic b.)Chemo-autotrophic c.)Saprophytic d.)Parasitic e.)Herbivore f.)Carnivore g.)Omnivorearrow_forward
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