CHAP 1: The Nature Of Biology : 1.2. The Living Condition Flashcards
How many elements are there in the
Biosphere hierarchy?
From general to particular there are 13.
What does multicellular mean?
Composed of many cells
What is the Biosphere?
The part of the Earth that supports life.
What is the Ecosystem?
A community of organisms and their
environment
What is a community?
All the species that coexist and occupy a particular space at any
particular time.
What is a species?
Individuals with similar characteristics,
which can interbred under natural
conditions to produce fertile offspring.
What is an organism?
A living thing
What is an organ system?
A group of organs working together
to perform a particular function.
What is an organ?
A group of tissues bound together
to perform a particular function.
What is a tissue?
A group of similar cells with specialisation for a particular function.
What is a cell?
Basic unit of living things
What is an organelle?
Membrane - bound subdivision of a
cell, specialised for a specific function.
What is a molecule?
Two or more atoms bound together
In a definite arrangement.
What is an Atom?
The building blocks of matter.
