Feeding Relationships in Ecology

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What is the primary role of chlorophyll in photosynthesis?

Capture sunlight (correct)

Store glucose

Release oxygen

Absorb carbon dioxide

Which process involves the transformation of carbon dioxide into sugars in photosynthesis?

Absorption of sunlight

Storage of glucose in leaves

Conversion of water into oxygen

Fixation of carbon dioxide (correct)

What is the main function of stomata in the process of photosynthesis?

Allow for the entry of carbon dioxide (correct)

Release oxygen

Convert sunlight into energy

Absorb water and nutrients

What is the ultimate source of food created through photosynthesis?

Glucose Signup and view all the answers

Which major event in photosynthesis involves the conversion of sunlight into chemical energy?

Fixation of carbon dioxide into sugars Signup and view all the answers

How do plants utilize the excess glucose they produce in photosynthesis?

Store it in their leaves Signup and view all the answers

Which of the following best describes the relationship between a food chain and a food web?

A food web is a more complex representation of energy transfer, with multiple interconnected food chains Signup and view all the answers

What is the primary role of producers in an ecosystem?

To convert light energy into chemical energy through photosynthesis Signup and view all the answers

Which of the following organisms would be considered a primary producer in a typical terrestrial ecosystem?

A phytoplankton in the ocean Signup and view all the answers

What is the primary source of energy for the organisms in an ecosystem?

Chemical energy stored in organic compounds Signup and view all the answers

Which of the following best describes the role of decomposers in an ecosystem?

Decomposers break down dead organic matter and recycle nutrients back into the ecosystem Signup and view all the answers

Which of the following statements accurately describes the role of decomposers in an ecosystem?

Decomposers break down detritus and release nutrients back into the ecosystem. Signup and view all the answers

Which of the following is a key characteristic of the feeding relationships represented in a food web?

Food webs illustrate the interdependence and interconnectedness of organisms within an ecosystem Signup and view all the answers

In a food chain, what is the primary source of energy?

Producers Signup and view all the answers

Which of the following organisms are likely to be decomposers in an aquatic ecosystem?

Bacteria, fungi, marine worms, and sea slugs Signup and view all the answers

What is the primary difference between a food chain and a food web?

A food chain is a linear sequence, while a food web represents interconnected food chains. Signup and view all the answers

Which statement accurately describes the transfer of energy in a food chain?

Energy is lost through processes like respiration as it moves through the food chain. Signup and view all the answers

What is the primary difference between an aquatic and a terrestrial food chain?

The organisms involved in aquatic and terrestrial food chains are fundamentally different. Signup and view all the answers

What is the definition of a trophic level within a food chain?

The level at which an organism resides in a food chain based on its relation to other organisms Signup and view all the answers

Which category of organisms in a food chain can be described as 'umbrella' species?

Tertiary Consumers Signup and view all the answers

In a terrestrial food chain, what role do primary consumers play?

Feed on producers or some parts of producing organisms Signup and view all the answers

What distinguishes tertiary consumers from secondary consumers in a food chain?

Tertiary consumers are usually the top carnivores in a food chain Signup and view all the answers

Which organisms initiate the food chain by transforming inorganic matter into organic matter?

Producers Signup and view all the answers

According to the 'Ten Percent Law', approximately what percentage of energy is typically transferred from one trophic level to the next?

10% Signup and view all the answers

What is the primary source of food for herbivores in a food chain?

Leaves, roots, seeds, or fruits Signup and view all the answers

What is the primary reason for the decrease in energy availability at each successive trophic level?

A significant portion of energy is lost as heat during the life processes of organisms Signup and view all the answers

Which of the following statements best explains the shape of an energy pyramid?

The shape represents the relative amount of energy available at each trophic level Signup and view all the answers

Which of the following is NOT a reason for energy loss as it passes through trophic levels?

Predators are less efficient at capturing prey than prey are at capturing producers Signup and view all the answers

In an oceanic energy pyramid, which trophic level would typically have the highest energy availability?

Phytoplankton Signup and view all the answers

According to the information provided, which of the following statements is TRUE about energy transfer between trophic levels?

Energy is lost as it moves from a lower trophic level to a higher trophic level Signup and view all the answers

Feeding Relationships in Ecology

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Questions and Answers

What is the primary role of chlorophyll in photosynthesis?

Which process involves the transformation of carbon dioxide into sugars in photosynthesis?

What is the main function of stomata in the process of photosynthesis?

What is the ultimate source of food created through photosynthesis?

Which major event in photosynthesis involves the conversion of sunlight into chemical energy?

How do plants utilize the excess glucose they produce in photosynthesis?

Which of the following best describes the relationship between a food chain and a food web?

What is the primary role of producers in an ecosystem?

Which of the following organisms would be considered a primary producer in a typical terrestrial ecosystem?

What is the primary source of energy for the organisms in an ecosystem?

Which of the following best describes the role of decomposers in an ecosystem?

Which of the following statements accurately describes the role of decomposers in an ecosystem?

Which of the following is a key characteristic of the feeding relationships represented in a food web?

In a food chain, what is the primary source of energy?

Which of the following organisms are likely to be decomposers in an aquatic ecosystem?

What is the primary difference between a food chain and a food web?

Which statement accurately describes the transfer of energy in a food chain?

What is the primary difference between an aquatic and a terrestrial food chain?

What is the definition of a trophic level within a food chain?

Which category of organisms in a food chain can be described as 'umbrella' species?

In a terrestrial food chain, what role do primary consumers play?

What distinguishes tertiary consumers from secondary consumers in a food chain?

Which organisms initiate the food chain by transforming inorganic matter into organic matter?

According to the 'Ten Percent Law', approximately what percentage of energy is typically transferred from one trophic level to the next?

What is the primary source of food for herbivores in a food chain?

What is the primary reason for the decrease in energy availability at each successive trophic level?

Which of the following statements best explains the shape of an energy pyramid?

Which of the following is NOT a reason for energy loss as it passes through trophic levels?

In an oceanic energy pyramid, which trophic level would typically have the highest energy availability?

According to the information provided, which of the following statements is TRUE about energy transfer between trophic levels?

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