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20 questions
The basic building blocks of matter, composed of subatomic particles like protons, neutrons and electrons.
The group of atoms that are bonded together.
Specialized sub cellular molecule bounded structures with specific functions.
The basic and smallest unit of life.
The group of cells that are similar in kind and function.
Multiple tissues that work together to perform a specific function.
The entire region of earth that is inhabited by living things.
The communities of organisms that interact with each other and with their physical environment.
Group of populations that interact with each other in a particular environment.
Group of organisms of the same species that live in the same area.
Choose the correct order of cellular hierarchy from simplest to most complex.
Cell ⋙ Organ ⋙ Organism ⋙ Tissue ⋙ Organ System
Tissue ≫ Cell ≫ Organ System ≫ Organ ≫ Organism
Organism ⋙ Organ System ⋙ Organ ⋙ Tissue Cell
Cell ⋙ Tissue ⋙ Organ ⋙ Organ System ⋙ Organism
A living thing that is made of two or more cells
unicellular
specialized
multicellular
homeostasis
A thing that has all the characteristics of life
unicellular
multicellular
cell
organism
An organism's ability to maintain steady internal conditions when outside conditions change
internal stimulus
external stimulus
organization
homeostasis
Reaction to changes in the environment
adaptation
stimulus
response
internal stimuli
Change in the environment
stimulus
adaptation
response
homeostasis
Organism starts small and gets bigger and taller over time.
move
respond to environment
grow
reproduce
Atoms combine to form molecules. Which of the following is another example of organization among living things?
Tissues combine to form cells.
Cells combine to form tissues.
Organs combine to form cells.
Organs combine to form tissues.
A biosphere contains...
All living things and nonliving components of the environment (water, air, soil, light) in a particular area.
The environments that support life (soil, bodies of water and inner atmosphere)
the type of natural environment in which a particular species of organism lives.
the role and position a species has in its environment; how it meets its needs for food and shelter, how it survives, and how it reproduces.
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