10 Questions
What is the term used to describe organisms that make their own food by extracting energy and nutrients from non-living sources?
Primary producers
Which process involves genetic information from two parents uniting to create an offspring with a new combination of inherited traits?
Sexual reproduction
What is the term for the state of internal constancy that cells must maintain by counteracting changes as they occur?
Homeostasis
Which category of organisms absorb energy and nutrients from wastes or dead organisms?
Decomposers
What strategy results in tremendous genetic diversity within a population by mixing genes at each generation?
Sexual reproduction
What is the correct order of hierarchy from smallest to largest based on life's organization?
Atom - Molecule - Organelle - Cell - Tissue - Organ - Organ System
Which of the following represents a collection of specialized cells functioning in a coordinated fashion?
Tissue
What is the fundamental unit of life in both unicellular and multicellular organisms?
Cell
Which level of organization consists of organs interacting to carry out specific functions?
Organ System
What process is responsible for sustaining life through countless chemical reactions inside each cell?
Metabolism
Explore the five key characteristics that define living organisms, such as organization, energy use, and reproduction. Learn about the levels of organization in life, from atoms and molecules to organ systems. Test your knowledge on concepts like homeostasis and evolution.
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