Characteristics of Living Organisms Quiz
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Questions and Answers

What is the term for reproduction involving two parents and resulting in offspring that is a genetic mix of both parents?

Sexual reproduction

Which type of reproduction involves only one parent and results in offspring that is genetically identical to the parent?

Asexual reproduction

What is the basic unit of structure and function of living organisms?

Cells

What is the term for the stable order that all organisms must maintain to remain alive?

<p>Homeostasis</p> Signup and view all the answers

What is the process by which all organisms use energy to survive and function?

<p>Metabolism</p> Signup and view all the answers

What are organisms called that produce their own food, like plants?

<p>Autotrophs</p> Signup and view all the answers

What is an autotroph?

<p>An autotroph is an organism that produces its own food.</p> Signup and view all the answers

Define heterotroph.

<p>A heterotroph is an organism that does not make its own food.</p> Signup and view all the answers

What is the main mechanism responsible for evolution?

<p>Natural selection.</p> Signup and view all the answers

Give an example of an adaptation in a polar bear.

<p>Muscle hump over shoulders for catching large prey.</p> Signup and view all the answers

Why are autotrophs crucial in an ecosystem?

<p>Autotrophs are crucial as they are the primary producers that form the base of the food chain.</p> Signup and view all the answers

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