The direction of the arrows in a trophic chain (as the one in the figure below) represents... В C E O B) direction of movement of matter O Both B and C O A, B, and C O A) direction of consumption, from higher level consumer to lower level consumer O C) direction of movement of energy O Both A and C

The direction of the arrows in a trophic chain (as the one in the figure below) represents... В C E O B) direction of movement of matter O Both B and C O A, B, and C O A) direction of consumption, from higher level consumer to lower level consumer O C) direction of movement of energy O Both A and C

BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)

10th Edition

ISBN:9781305967359

Author:STARR

Publisher:STARR

Chapter42: Ecosystems

Section: Chapter Questions

Problem 3SA: Organisms at the first trophic level ________. a. capture energy from a nonliving source b. are...

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Similar questions

Which trophic level in an aquatic ecosystem would contain the greatest amount of usable energy? Primary consumers located 150 meters below sea level. Primary producers located 80 meters below sea level. Primary producers located 45 meters below sea level. Primary consumers located 40 meters below sea level.
Which of the following statements BEST describes energy transfer in an ecosystem? A. If the primary producer has 175,000 kcal available, the secondary consumer will receive 17,500 kcal from the primary consumer. B. If the primary consumer has 175,000 kcal available, the secondary consumer will receive 17,500 kcal from the primary consumer. C. If the primary consumer has 175,000 kcal available, the tertiary consumer will receive 175 kcal from the secondary consumer. D. If the primary producer has 175,000 kcal available, the tertiary consumer will receive 17,500 kcal from the secondary consumer.
At which point in the trophic pyramid is the greatest arount (not percentage) of energy lost? A) Between the primary producers and the primary consumers B) Between the primary consumers and the secondary consumers C)Between the secondary consumers and the tertiary consumers D) Between the secondary consumers and the primary producers
What does each pie slice represent? a. Amount of energy available to support each trophic level b. Amount of energy that can be converted to biomass at a higher trophic level c. Amount of energy available from the sun d. Inefficiency of energy flow from one trophic level to the next
Only about 10 percent of the energy from each level of an energy pyramid is available to the trophic level above it. (The rest is used to power life processes or is lost as heat .) If the primary producers have ,000 units of stored energy , how much energy would you expect to be transfered to first-level , second level , and third -level consumers ? Fill in the boxes with your answers.
Name the trophic level occupied by secondary consumers & tertiary consumers?
Assume the following strict trophic chain: mountain lions eat deer; deer eat black oak seedlings; lizards eat bugs, spiders eat bugs; bugs eat black oak seedlings. Which of the following statements is true? (choose one) A. The mountain lion is a tertiary consumer B. The deer is a secondary consumer C. The spiders are secondary consumers D. The lizards are primary consumers
The number of trophic levels an ecosystem can support is driven by… (select all that apply) A- The amount of energy available (primary productivity) B- The speed of nutrient cycling (decomposition) C- The population size of top predators in the ecosystem D- The efficiency of energy transfer across trophic levels E- The composition of the plant community
In an ecosystem with four levels producers, primary consumers, and two higher-level consumers describe where the decomposers operate within the context of these trophic levels. Can you give me two examples?
This trophic level creates biomass from abiotic sources quaternary consumer primary consumer primary producer tertiary consumer
Which of the following organisms is incorrectlypaired with its trophic level?(A) cyanobacterium—primary producer(B) grasshopper—primary consumer(C) zooplankton—primary producer(D) fungus—detritivore
One of the lessons from a pyramid of production is that _____. A) eating grain-fed beef is an inefficient means of obtaining the energy trapped by photosynthesis B) the energy lost as heat or lost in cellular respiration is 10% of the available energy of each trophic level C) only one-half of the energy in one trophic level is passed on to the next level D) most of the energy from one trophic level is incorporated into the biomass of the next level E) production efficiency is highest for primary consumers