10 Questions
What distinguishes matter with biological processes from matter that does not?
Capacity for homeostasis, organisation, metabolism, growth, adaptation, response to stimuli, and reproduction
What makes the definition of viruses particularly difficult?
They replicate only in host cells
When did life originate?
At least 3.5 billion years ago
According to Aristotle's hylomorphism, what do living things embody?
Souls and both form and matter
What initiated modern classification of living things?
Carl Linnaeus's system of binomial nomenclature in the 1740s
What is total internal reflection (TIR) in physics?
The phenomenon in which waves arriving at the interface from one medium to another are not refracted into the second medium, but completely reflected back into the first medium
In what types of waves does total internal reflection (TIR) occur?
Electromagnetic waves such as light and microwaves, and other types of waves including sound and water waves
What happens when waves are refracted from a medium of lower propagation speed to a medium of higher propagation speed?
The angle of refraction is greater than the angle of incidence
In a medium whose properties are independent of direction, what are the 'rays' described as?
Perpendicular to the associated wavefronts
What is generally accompanied by partial reflection?
Refraction
Test your knowledge of life and living systems with this quiz! Explore the concepts of homeostasis, organization, metabolism, growth, adaptation, response to stimuli, and reproduction. Delve into philosophical definitions of living systems and self-organizing systems.
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