Multiple Choice
Cellular respiration harvests the most chemical energy from which of the following?
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8. Respiration
Introduction to Cellular Respiration
Multiple Choice
In the context of cellular respiration, where do consumers primarily obtain their energy?
A
By consuming organic molecules
B
From inorganic molecules in the soil
C
By absorbing energy directly from the environment
D
From the sun through photosynthesis
Verified step by step guidance1
Understand the concept of cellular respiration: Cellular respiration is a process by which cells convert glucose and oxygen into energy (ATP), carbon dioxide, and water. It is a key way that organisms obtain energy from organic molecules.
Identify the role of consumers in an ecosystem: Consumers are organisms that obtain energy by eating other organisms or organic matter. They rely on organic molecules as their primary energy source.
Recognize the source of organic molecules: Organic molecules, such as carbohydrates, proteins, and fats, are derived from living organisms. Consumers obtain these molecules by consuming plants or other animals.
Differentiate between energy sources: Consumers do not obtain energy directly from inorganic molecules in the soil or directly from the environment. They also do not perform photosynthesis, which is a process used by producers like plants to convert sunlight into chemical energy.
Conclude the primary energy source for consumers: Consumers primarily obtain their energy by consuming organic molecules, which are rich in energy and necessary for cellular respiration.
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