Answers SLPS-2001310-EarthSpace B -GFLab: Natural Selection-Standard Bio 4.2

Introduction to Classification Answers

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Which best matches the modern classification system?

three domains and six kingdoms

six domains and five kingdoms

six domains and three kingdoms

five domains and six kingdoms

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Which scientist created the most modern classification hierarchy that we use today?

Aristotle

Linnaeus

Woese

Whittaker

Why is it important to classify living organisms?

The DNA of organisms may be more easily analyzed.

Organisms may survive longer if they are classified.

Scientists may study and discuss organisms more easily.

Classifying is needed before scientists may make observations.

Which statement best summarizes how classification systems have changed over time?

Classification systems have become simpler to allow for all the discoveries made about organisms.

Classification systems have become more complex to allow for all the discoveries made about organisms.

Classification systems have become simpler to match the increased population sizes of organisms.

Classification systems have the become more complex to match the increased population sizes of organisms.

Julio is studying the bald eagle, which has a binomial name of Haliaeetus leucocephalus. Using the modern system of classification, which statements can Julio make about the eagles?

The kingdom is Animals.The genus is leucocephalus.The species is Haliaeetus.

The domain is Animals.The genus is leucocephalus.The species is Haliaeetus.

The kingdom is Animals.The genus is Haliaeetus.The species is leucocephalus.

The domain is Animals.The genus is Haliaeetus.The species is leucocephalus.

What is one reason scientists have developed a system to classify organisms?

Classification allows for organisms to interbreed and change.

A system was needed to better track genetic changes in an organism.

Classification allows for better identification of new organisms.

A system was needed to see microscopic organisms with more detail.

Hamish writes down some sentences to summarize the goal of classification.Which of Hamish’s sentences best describes classification?

Classification organizes organisms based on their characteristics.

Classification organizes organism families by age and generation.

Classification organizes organisms based on their species names.

Classification organizes organisms by color and appearance.

How did Linnaeus improve the classification of organisms?

He created a way of naming organisms based on genus and species.

He began grouping animals based on the places they live.

He suggested a third domain to classify new types of organisms.

He introduced a new kingdom to include different kinds of bacteria.

This table shows how the number of kingdoms has changed with each major scientist.

FungiMoneransBacteriaAlgae

Fungi

Monerans

Bacteria

Algae

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Introduction to Classification Answers

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