Dichotomous

What is the purpose of using a dichotomous key in identifying organisms?

• To classify organisms based on shared characteristics

• To differentiate organisms based on their scientific names

• To determine the habitat of organisms

• To identify organisms based on their size

Why are scientific names important for organisms?

• They vary by language and location

• They are less reliable than common names

• They can be used across different languages by scientists

• They have Latin or Greek roots

What characteristic determines if an organism is an autotroph or a heterotroph?

• The organism's habitat

• The organism's scientific name

• The organism's size

• The organism's method of obtaining food

What does it mean if an organism is described as unicellular?

• It is microscopic

• It only has one cell

• It has a nucleus

• It has multiple cells

What is the scientific name for the mystery organism A, an amoeba?

• Amoeba dubia

• Amoeba verrucosa

• Amoeba coli

• Amoeba proteus

What is the scientific name for the mystery organism B, a plant?

• Chlorophytum laxum

• Chlorophytum comosum variegatum

• Chlorophytum capense

• Chlorophytum comosum

What is the term for the plural of nucleus?

• Nucleuses

• Nucleas

• Nucleons

• Nuclei

What is the unit used to measure the size of the amoeba?

• Millimeters

• Micrometers

• Centimeters

• Nanometers

What is the common name for the plant with the scientific name Chlorophytum comosum variegatum?

• Spider plant

• Snake plant

• Pothos

• Peace lily

What happens if a new organism, such as a cat, is added to the existing dichotomous key?

• The key will need to be used separately for the new organism

• The key will work correctly for the new organism

• The key will need to be redesigned to include the new organism

• The key will become obsolete