BIOLOGY 171 CERTIFICATION PAPER 2026
FULL SOLUTION GRADED A+
● Atoms Answer: building block of all matter
● Molecules and Macromolecules Answer: molecules are a covinatin of
atoms, and acromolecules are large/complex organic molecules
esstential for life
● Cells Answer: building blocks of life, smallest unit of life, basic unit
of life
● Tissues Answer: a group of similar cells that are grouped to perform a
specific function
● Organs Answer: a collection of different tissues that work together as
a structural unit to perform specific, essential functions for an organism
● Organism Answer: any individual living entity
● Population Answer: a group of individuals of the same species living
in the same geographic area at the same time and capable of
interbreeding
, ● Community Answer: an interacting group of different species
(populations) living and interacting in the same geographic area,
functioning together as an ecological unit, and are influenced by living
and non-licing facotors like food, water, and sunlight
● Ecosystem Answer: A system formed by the interaction of a
community of organisms with their physical environment
● Biosphere Answer: any place on Earth where there is life
● Characteristics of Life: Answer: 1. Cells and organization
2. Energy use and metabolism
3. Response to enviornmental changes
4. Regulation and homeostasis
5. Growth and development
6. Reproduction
7. Biological evolution
● Homeostasis Answer: A cell's ability, as well as our ability, to set and
maintain parameters (getting hot -> start to sweat)
● Two mechanisms of evoluntionary change Answer: 1. Vertical descent
with modification
FULL SOLUTION GRADED A+
● Atoms Answer: building block of all matter
● Molecules and Macromolecules Answer: molecules are a covinatin of
atoms, and acromolecules are large/complex organic molecules
esstential for life
● Cells Answer: building blocks of life, smallest unit of life, basic unit
of life
● Tissues Answer: a group of similar cells that are grouped to perform a
specific function
● Organs Answer: a collection of different tissues that work together as
a structural unit to perform specific, essential functions for an organism
● Organism Answer: any individual living entity
● Population Answer: a group of individuals of the same species living
in the same geographic area at the same time and capable of
interbreeding
, ● Community Answer: an interacting group of different species
(populations) living and interacting in the same geographic area,
functioning together as an ecological unit, and are influenced by living
and non-licing facotors like food, water, and sunlight
● Ecosystem Answer: A system formed by the interaction of a
community of organisms with their physical environment
● Biosphere Answer: any place on Earth where there is life
● Characteristics of Life: Answer: 1. Cells and organization
2. Energy use and metabolism
3. Response to enviornmental changes
4. Regulation and homeostasis
5. Growth and development
6. Reproduction
7. Biological evolution
● Homeostasis Answer: A cell's ability, as well as our ability, to set and
maintain parameters (getting hot -> start to sweat)
● Two mechanisms of evoluntionary change Answer: 1. Vertical descent
with modification
