WorksheetsLevels of Organization
Total questions: 20
Worksheet time: 20mins
The smallest unit of a living thing
cell
tissue
organ
organ system
organism
Which is the correct order for levels of organization from simple to complex?
cell, organ , tissue, organ system, organism
organism, organ system, tissue, cell, organ
cell, tissue, organ, organ system, organism
organ, tissue, cell, organism, organ system
Atom → molecule → organelle → cell→ tissue → organ
system → organism
→ population → community
→ ecosystem → biosphere.
Taxonomic System
Classification system
Levels of Organization
Periodic Table
The smallest unit that makes up the known elements.
Molecule
Organelle
Cell
Atom
The smallest unit
of a compound consisting of two or more atoms
bonded together.
Organelle
Cell
Molecule
Atom
A biological community that includes various species and their physical environment (Biotic and Abiotic Factors).
Organism
Community
Biosphere
Ecosystem
A group of cells that have similar functions? Examples are nervous, epithelial, muscle and connective
cell
tissue
Organ
Organ system
A population is all the ____________ species.
Same
Different
Other
Alternating
What level of organization is all the fish and plants in a pond, plus the water, air, rocks and mud?
Ecosystem
Community
Population
Organism
What is an example of a population?
My cat
A group of lizards living on the back fence
All the different bugs in the garage
A potted plant, plus the soil and the bugs living in the soil
On what level of organization is blood?
Tissue
Organ
Organ system
Cell
Yeah I wasn't paying attention
