bio 101 ch 1 quiz

Consumers make their own food by harvesting energy from the environment

FALSE

In taxonomy, what traits have been used to classify species? Select all that apply.

Geographic distributions Differences in DNA sequences Anatomical features

Which of the following are the steps of the scientific method? Select all that apply.

Observe some aspect of nature Make a hypothesis Form a conclusion Report your work to the scientific community Test the hypothesis

What are the key features of life? Select all that apply.

Organisms are composed of one or more cells. Life is sustained by inputs of energy and nutrients. Genetic information in the form of DNA is passed to offspring.

What is a protist?

A common term for a eukaryote that is not a fungus, plant, or animal.

What is a control group?

A group of individuals identical to an experimental group except for the variable under investigation

What is a scientific theory?

A hypothesis that stands after many years of systematic testing, is consistent with existing evidence, and is useful for making predictions about a wide range of phenomena

Which of these organisms is an example of a producer?

An archaeon that makes food from chemicals produced by deep sea vents

Which is the correct sequence of organization from most simple to more complex?

Atom, Molecule, Cell, Multicellular Organism

Of the following, which is not a scientific theory?

Populations of organisms changing through time Cell as the fundamental unit of biological life Hereditary material is passed from one cell/organism to the next. All are valid scientific theories!!!!

Which of these are cellular activities that sustain a single-celled organism through its lifetime? Select all that apply.

The transmission of DNA to offspring Processes by which individuals produce offspring Increases in cell size and volume

Hydrogen and oxygen are colorless gases, each with their own physical and chemical properties. They react chemically to form water which has its own distinctive properties and are different from its components. This is an example of_____

an emergent property

What is a taxon?

any group of organism sharing a unique set of traits

What are the smallest units of life?

cells

What are the components of organ systems? Select all that apply.

cells, organs, tissue

Which of the following is defined as a community interacting with its environment?

ecosystem

Which element is not part of the scientific method?

formulation of conclusion without data support

The plural for genus is?

genera

What are the two components of the scientific name of a species in the Linnaean system? Select all that apply.

genus specific epithet

What is the process in which organisms keep their internal conditions within tolerable ranges by sensing and responding appropriately to change?

homeostasis

Which of the following is defined as a testable explanation for a natural phenomenon?

hypothesis

A student measures growth of plants using two different liquids (tap water & salt water). Which is the independent variable in her experiment?

liquid

order of scientific method

observation, hypothesis, experiment, conclusion

Multicellular, eukaryotic, living organisms capable of photosynthesis are called

plant

Which would be properties common to both animal and plant cells?

presence of a nucleic acid ability to respond to stimuli growth by means of cell multiplication ALL OF THE ABOVE

Which of the following is NOT a key characteristic of "life"?

the inability to change

What is biology?

the scientific study of life