TROPHIC LEVELS AND FOOD WEBS 100 QUIZ EXAM

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TROPHIC LEVELS AND FOOD WEBS 100% QUIZ EXAM

QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -10 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation Question 1: The elimination of a predator has no negative impacts on that predator's prey species.

Answer:

False Question 2: It is advantageous for a predator to prey exclusively on a single prey species.

Answer:

False

Question 3: Which of the following is an autotroph?

a.mushroom b.tree c.deer d.

wolf

Answer:

• Tree

Question 4: Which organism gathers its energy directly from the sun?

a rose plant an aphid a beetle a chameleon

Answer:

• A rose plant

Question 5: Which of the following would not reduce the carrying capacity of an ecosystem for a particular prey species?a.drought b.fewer primary producers c.habitat destruction d.fewer predators

Answer:

• Fewer predators

Question 6: The main producers in aquatic environments are _______.

a.phytoplankton b.zooplankton c.kelp d.fish

Answer:

• Phytoplankton

Question 7: The initial period of population growth for a species in an environment is _______.a.linear b.exponential c.slow d.negative

Answer:

• Exponential

Question 8: Organisms produce their own energy or provide energy for other organisms in a food chain. Many different organisms can be found in the Amazon rainforest in South America.Organisms in this biome include a variety of trees, plants, insects, fish, birds, reptiles, and mammals. The jaguar and anaconda are among the largest predators found in the Amazon.Photo by Trisha M. Shears Photo by US Fish and Wildlife Service Which trophic level do anacondas and jaguars fill in the Amazon rainforest?producer primary consumer secondary consumer tertiary consumer

Answer:

• Tertiary Consumer

Question 9: All animals are _______.

a.producers b.omnivores c.herbivores

d.consumers

Answer:

• Consumers

Question 10: A quaternary consumer species would be expected to have a smaller population than a secondary consumer species.

Answer:

True