BIO 110 TEST 1 (CHAPTERS 1, 2 & 3) QUESTIONS AND ANSWERS | COMPLETE
INTRODUCTORY BIOLOGY STUDY GUIDE 2026/2027
The smallest unit of a substance; they and the fundamental particles that compose them are the building
blocks of matter: - ANS ✔✔Atom.
Two or more atoms bonded together: - ANS ✔✔Molecule.
The smallest unit of life: - ANS ✔✔Cell.
In multicell organisms, specialized cells organized in a pattern that allows them to perform collective
function: - ANS ✔✔Tissue.
In multicell organisms, a structure that consists of tissues engaged in a collective task: - ANS ✔✔Organ.
In multicell organisms, set of interacting organs that carry out a particular body function: - ANS
✔✔Organ system.
Individual that consists of one or more cells: - ANS ✔✔Multicelled organism.
Group of interbreeding individuals of the same species in a defined area: - ANS ✔✔Population.
All populations of all species in a defined area: - ANS ✔✔Community.
A community interacting with its environment: - ANS ✔✔Ecosystem.
All regions of Earth where organisms live: - ANS ✔✔Biosphere.
Identify the levels of life's organization: - ANS ✔✔1) Atom
2) Molecule
3) Cell
4) Tissue
5) Organ
6) Organ system
7) Multicelled organism
8) Population
9) Community
10) Ecosystem
11) Biosphere
Substance that an organism acquires from the environment to support growth and survival: - ANS
✔✔Nutrient.
Organism that makes its own food using energy and nonbiological raw materials from the environment: -
ANS ✔✔Producer.
, Process by which producers use light energy to make sugars from carbon dioxide and water: - ANS
✔✔Photosynthesis.
Organism that gets energy and nutrients by feeding on tissues, wastes, or remains of other organisms: -
ANS ✔✔Consumer.
Process in which organisms keep their internal conditions within tolerable ranges by sensing and
responding appropriately to change: - ANS ✔✔Homeostasis.
Process by which the first cell of a multicelled organism gives rise to a multicelled adult: - ANS
✔✔Development.
In multicelled species, an increase in the number, size, and volume of cells: - ANS ✔✔Growth.
Process by which organisms produce offspring: - ANS ✔✔Reproduction.
Transmission of DNA to offspring: - ANS ✔✔Inheritance.
Single-celled organism without a nucleus: - ANS ✔✔Prokaryote.
Bacteria and archaea are examples of _____________________. - ANS ✔✔Prokaryotes.
Organism whose cells characteristically have a nucleus. - ANS ✔✔Eukaryote.
Protists, plants, fungi, and animals are examples of _______________. - ANS ✔✔Eukaryotes.
Seaweed is a ____(a)______karyote, and fits into the _______(b)________ group of specific examples. -
ANS ✔✔Seaweed is a EUkaryote, and fits into the PROTIST group of specific examples.
A tree is a _____(a)_____karyote, and fits into the _____(b)_____ group of specific examples. - ANS
✔✔A tree is a EUkaryote, and fits into the PLANT group of specific examples.
A Dalmatian puppy is a _____(a)_____karyote, and fits into the ____(b)_____ group of specific
examples. - ANS ✔✔A Dalmatian puppy is a EUkaryote, and fits into the ANIMALS group of scpecific
examples.
A mushroom is a _____(a)_____karyote, and fits into the _____(b)_____ group of specific examples. -
ANS ✔✔A mushroom is a EUkaryote, and fits into the FUNGI group of specific examples.
Naming and classifying species in a systematic way: - ANS ✔✔Taxonomy.
What is the goal of taxonomy? - ANS ✔✔The goal of taxonomy is to allow for an easier and more
consistent way of naming species.
List the levels of taxonomy in order from most inclusive to most specific: - ANS ✔✔1) Domain
2) Kingdom
3) Phylum (plural: Phyla)
4) Class
INTRODUCTORY BIOLOGY STUDY GUIDE 2026/2027
The smallest unit of a substance; they and the fundamental particles that compose them are the building
blocks of matter: - ANS ✔✔Atom.
Two or more atoms bonded together: - ANS ✔✔Molecule.
The smallest unit of life: - ANS ✔✔Cell.
In multicell organisms, specialized cells organized in a pattern that allows them to perform collective
function: - ANS ✔✔Tissue.
In multicell organisms, a structure that consists of tissues engaged in a collective task: - ANS ✔✔Organ.
In multicell organisms, set of interacting organs that carry out a particular body function: - ANS
✔✔Organ system.
Individual that consists of one or more cells: - ANS ✔✔Multicelled organism.
Group of interbreeding individuals of the same species in a defined area: - ANS ✔✔Population.
All populations of all species in a defined area: - ANS ✔✔Community.
A community interacting with its environment: - ANS ✔✔Ecosystem.
All regions of Earth where organisms live: - ANS ✔✔Biosphere.
Identify the levels of life's organization: - ANS ✔✔1) Atom
2) Molecule
3) Cell
4) Tissue
5) Organ
6) Organ system
7) Multicelled organism
8) Population
9) Community
10) Ecosystem
11) Biosphere
Substance that an organism acquires from the environment to support growth and survival: - ANS
✔✔Nutrient.
Organism that makes its own food using energy and nonbiological raw materials from the environment: -
ANS ✔✔Producer.
, Process by which producers use light energy to make sugars from carbon dioxide and water: - ANS
✔✔Photosynthesis.
Organism that gets energy and nutrients by feeding on tissues, wastes, or remains of other organisms: -
ANS ✔✔Consumer.
Process in which organisms keep their internal conditions within tolerable ranges by sensing and
responding appropriately to change: - ANS ✔✔Homeostasis.
Process by which the first cell of a multicelled organism gives rise to a multicelled adult: - ANS
✔✔Development.
In multicelled species, an increase in the number, size, and volume of cells: - ANS ✔✔Growth.
Process by which organisms produce offspring: - ANS ✔✔Reproduction.
Transmission of DNA to offspring: - ANS ✔✔Inheritance.
Single-celled organism without a nucleus: - ANS ✔✔Prokaryote.
Bacteria and archaea are examples of _____________________. - ANS ✔✔Prokaryotes.
Organism whose cells characteristically have a nucleus. - ANS ✔✔Eukaryote.
Protists, plants, fungi, and animals are examples of _______________. - ANS ✔✔Eukaryotes.
Seaweed is a ____(a)______karyote, and fits into the _______(b)________ group of specific examples. -
ANS ✔✔Seaweed is a EUkaryote, and fits into the PROTIST group of specific examples.
A tree is a _____(a)_____karyote, and fits into the _____(b)_____ group of specific examples. - ANS
✔✔A tree is a EUkaryote, and fits into the PLANT group of specific examples.
A Dalmatian puppy is a _____(a)_____karyote, and fits into the ____(b)_____ group of specific
examples. - ANS ✔✔A Dalmatian puppy is a EUkaryote, and fits into the ANIMALS group of scpecific
examples.
A mushroom is a _____(a)_____karyote, and fits into the _____(b)_____ group of specific examples. -
ANS ✔✔A mushroom is a EUkaryote, and fits into the FUNGI group of specific examples.
Naming and classifying species in a systematic way: - ANS ✔✔Taxonomy.
What is the goal of taxonomy? - ANS ✔✔The goal of taxonomy is to allow for an easier and more
consistent way of naming species.
List the levels of taxonomy in order from most inclusive to most specific: - ANS ✔✔1) Domain
2) Kingdom
3) Phylum (plural: Phyla)
4) Class
