Biodiversity

Open Ended

Why is it so hard to estimate the biodiversity on Earth?

Multiple Choice

Which of the following statements best explains why current life on Earth represents only a small fraction of all life that has ever existed?

• Most species that ever lived on Earth have gone extinct.

• The majority of species are yet to be discovered.

• Life on Earth is rapidly increasing in diversity.

• Only marine species have survived mass extinctions.

Open Ended

Explain how extinction outpacing our ability to discover species affects biodiversity research.

Multiple Choice

Which of the following is NOT a reason why it is difficult to estimate species diversity?

• Different methods of estimation

• Failure to compare estimations from one study to the next

• Lifespan of taxonomist provides too much time

• Many places are inaccessible to man

Multiple Select

Which of the following factors impact biodiversity according to the HIPPO acronym?

• Habitat Destruction

• Introduction of non-native species

• Pollution

• Overconsumption

Fill in the Blanks

The introduction of

species can negatively impact native biodiversity.

Multiple Choice

Which environmental issue is illustrated by the images of smoke, marine animals entangled in debris, polluted water, and heavy traffic?

• Habitat destruction

• Pollution

• Overconsumption

• Climate change

Open Ended

Describe how human population growth can contribute to the loss of biodiversity.

Multiple Choice

Which of the following is an example of overexploitation as shown in the images?

• Ivory trade

• Plastic bottle production

• Aluminum can usage

• All of the above

Fill in the Blanks

Fill in the blank: The first person to group or classify organisms was the Greek teacher and philosopher

.

Multiple Choice

How did Aristotle classify plants and animals in his system?

• By color and shape

• By evolutionary relationships

• By size and habitat

• By genetic similarities

Open Ended

Explain one major fault of Aristotle's system of classification as discussed in the slides.

Multiple Select

Select all the features that distinguish Linnaeus' system from Aristotle's system based on the slides.

• Focus on evolutionary relationships

• Use of common morphology

• Classification by habitat

• Emphasis on homologous traits

Multiple Choice

Which of the following statements about Carolus Linnaeus is correct?

• He classified organisms based on function.

• He used evolutionary relationships for classification.

• He lived in 300 B.C.

• He ignored morphology in classification.

Multiple Choice

What is the main purpose of Linnaeus's system of classification?

• To group organisms based on similar traits and evolutionary relationships

• To identify organisms by their color

• To classify organisms by their habitat only

• To name organisms randomly

Open Ended

Describe the difference between the polynomial and binomial systems of classification and explain why the binomial system is preferred today.

Fill in the Blanks

In Linnaeus's system, both the genus and species names are written in

.

Multiple Choice

What does the genus 'Ursus' include?

• Many kinds of bears

• Only polar bears

• Only brown bears

• Only black bears

Multiple Select

Which of the following are correct characteristics of a species according to the binomial system?

• They are reproductively isolated

• They are geographically isolated

• They always share the same color

• They are unique breeding populations

Open Ended

Explain how the binomial nomenclature system helps scientists communicate about organisms more effectively than using common names.

Multiple Choice

Which of the following is the correct order of taxonomic categories from highest to lowest rank?

• Kingdom, Phylum, Class, Order, Family, Genus, Species

• Species, Genus, Family, Order, Class, Phylum, Kingdom

• Kingdom, Class, Phylum, Order, Family, Genus, Species

• Phylum, Kingdom, Class, Order, Family, Genus, Species

Open Ended

What would be the polynomial classification for humans according to the taxonomic categories shown?

Open Ended

How does the polynomial classification of a lion differ from that of a tiger?

Open Ended

Why can ligers not be considered their own species?

Multiple Choice

Which of the following pairs of animals belong to the same genus but different species?

• Lion and Tiger

• Dog and Cat

• Lion and Leopard

• Tiger and Leopard

Fill in the Blanks

Domains are based on the type of ___ an organism has and further by the presence or absence of a ___ .

Multiple Choice

Which of the following statements best summarizes the main challenge in estimating Earth's biodiversity?

• Many species are yet to be discovered and the fossil record is incomplete.

• All species on Earth have been identified.

• There have been no mass extinctions in Earth's history.

• Life on Earth today represents most of the life that has ever existed.

Open Ended

Why is it so hard to estimate the Biodiversity on Earth?