15 Questions
Which of the following is a fundamental characteristic shared by all living organisms?
Life requires energy
What is the basic unit of life?
Cell
What term describes the concept that 'Life comes from Life'?
Biogenesis
What is the sum of all life on the planet called?
Biosphere
Which characteristic of living organisms involves 'changing form'?
Living organisms reproduce and develop
Which level of biological organization encompasses all the other levels?
Biosphere
What is the term for the concept that 'Life comes from Life'?
Biogenesis
Which characteristic involves living organisms responding to changes in their environment?
Homeostasis
What is the fundamental unit of life, comprising molecules and atoms?
Cell
Which characteristic of living organisms involves gaining mass and changing form?
Development
Which characteristic of living organisms involves the maintenance of a constant internal environment?
Living organisms are subject to evolution, adaptation, and natural selection
What encompasses all the other levels of biological organization?
Biosphere
What is the term for the concept that 'Life comes from Life'?
Biogenesis
What is the fundamental unit of life, comprising molecules and atoms?
Molecule
What is the sum of all life on the planet called?
Biosphere
Study Notes
Characteristics of Living Organisms
- All living organisms share the characteristic of being alive.
- The basic unit of life is a cell.
Biological Organization
- The highest level of biological organization is the biosphere, which encompasses all the other levels.
Key Concepts
- Biogenesis is the concept that 'Life comes from Life'.
- Metamorphosis is the characteristic of living organisms that involves changing form.
- Responding to changes in their environment is a characteristic of living organisms.
- Growth is the characteristic of living organisms that involves gaining mass and changing form.
- Homeostasis is the characteristic of living organisms that involves the maintenance of a constant internal environment.
Repetitive Questions
- The term for the concept that 'Life comes from Life' is biogenesis.
- The fundamental unit of life, comprising molecules and atoms, is a cell.
- The sum of all life on the planet is called the biosphere.
Test your knowledge of the characteristics common to all living organisms, the Cell Theory, and the domains of life with this quiz based on Dr. Stella Koutsikou's lecture on the hierarchy of life and the Pika mountain-dwelling mammal.
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