Question 1

Having a standard taxonomic system benefits the scientific community by allowing scientists from all over the world to do which of the following?

Accepted Answer

Have a common understanding in the classification of organisms

Answer

Have a common system for the classification of locations containing fossils

Answer

Understand how other scientists classify predator-prey relationships

Answer

Use a similar system to classify the impact of removing species from ecosystems

Question 2

A student collected the animal shown below on a field trip. The student used a dichotomous key and a microscope to classify the animal. How should this animal be classified?

Accepted Answer

Platyhelminthes

Answer

Mollusca

Answer

Annelida

Answer

Arthropoda

Question 3

Arthropods are joint-legged animals. Spiders, crabs, pill bugs, centipedes, and millipedes are examples of the many types of arthropods. Which of these arthropods are most closely related?

Accepted Answer

Arthropods of the same species

Answer

Arthropods of the same family

Answer

Arthropods of the same genus

Answer

Arthropods of the same class

Question 4

The diagram shows taxonomic groups and a major distinguishing characteristic of all but two of them. Which characteristics will be used to complete the chart?

Accepted Answer

https://uploads.quizalize.com/e81b17cc-5dc9-9fb1-eb51-c51ad872191c/question/5a3e0390-7bdb-dbbd-8c15-aea52efdcc2f.png

Answer

https://uploads.quizalize.com/e81b17cc-5dc9-9fb1-eb51-c51ad872191c/question/840ea40c-87c3-4004-c1cd-9af605abd211.png

Answer

https://uploads.quizalize.com/e81b17cc-5dc9-9fb1-eb51-c51ad872191c/question/415253ee-fae8-8810-50b5-fa9d82d088f8.png

Answer

https://uploads.quizalize.com/e81b17cc-5dc9-9fb1-eb51-c51ad872191c/question/1aa8ad8e-8bae-c7ca-f6e8-6c4dd62241c5.png

Question 5

Using a light microscope, a student identified the following characteristics of four organisms found in a sample of pond water.
Based on the observations of the student, which organisms most likely belong to the taxonomic group for bacteria?

Accepted Answer

Organisms 2 and 3

Answer

Organisms 1 and 2

Answer

Organisms 1 and 4

Answer

Organisms 3 and 4

Question 6

The Linnaean taxonomic system classifies organisms into divisions called taxa. If two organisms belong to the same taxonomic group, they are related. Similarity at which of these levels indicates the closest relationship?

Accepted Answer

Genus

Answer

Class

Answer

Order

Answer

Kingdom

Question 7

The diagram shows a dichotomous key and a picture of a fruit.
According to the key, the fruit comes from which species of tree?

Accepted Answer

Acer negundo

Answer

Acer platanoides

Answer

Fraxinus americana

Answer

Fraxinus nigra

Question 8

Frogs and toads belong to the order Anura. The smallest organism in this order is about 7 millimeters long, while the largest member is about 30 centimeters long. Which of these lists best describes this order?

Accepted Answer

https://uploads.quizalize.com/5269a3a3-a52d-e05d-09e7-0c89f0870ffe/question/576e2e71-fd3e-5735-50e4-7be87e757936.png

Answer

https://uploads.quizalize.com/5269a3a3-a52d-e05d-09e7-0c89f0870ffe/question/98dfbb04-e169-3e3d-1060-e7cb1b725197.png

Answer

https://uploads.quizalize.com/5269a3a3-a52d-e05d-09e7-0c89f0870ffe/question/458ebd3e-1cf2-e930-a6ed-af96bea2d143.png

Answer

https://uploads.quizalize.com/5269a3a3-a52d-e05d-09e7-0c89f0870ffe/question/e5825cc2-3923-f006-73c8-2a2bb54a3f73.png

Question 9

A student wants to use the Venn diagram below to show the characteristics of two kingdoms of organisms. The characteristics that the two kingdoms share will be listed in the shaded area where the circles intersect. Which of these is a characteristic that the student should list in the shaded part of the diagram?

Accepted Answer

Multicellular

Answer

Mobile

Answer

Prokaryotic

Answer

Heterotrophic

Question 10

Adult mountain lions (Puma concolor) are almost 2 meters long. They have a black spot over each eye. The common names used throughout the United States for this species are listed below. Why is it best for scientists to use the name from the standardized taxonomic system?

Accepted Answer

All scientists will be using one name for mountain lions

Answer

The standardized name is less descriptive of the animal that has been observed

Answer

Communication with other scientists about mountain lions will be reduced

Answer

The standardized name differentiates mountain lions and pumas

Question 11

A cladogram is shown below. All the animals to the right of the hagfish would have the common characteristic of -

Accepted Answer

jaws

Answer

claws or nails

Answer

fur

Answer

lungs

Question 12

While visiting a national park, a student encounters an unfamiliar organism in a damp area near a body of water. The student notes that the organism is about 10 cm long, has four legs, and has a tail. The organism is black with small white spots on its smooth, moist skin. It also appears to have an internal skeletal system. To which class does the organism most likely belong?

Accepted Answer

Amphibia

Answer

Reptilia

Answer

Insecta

Answer

Mammalia

Question 13

Five general characteristics of organisms in kingdoms Plantae or Fungi are listed in the box. Which table correctly lists the characteristics of the organisms in the two kingdoms?

Accepted Answer

https://uploads.quizalize.com/b9a77d4d-4609-3515-75c8-1409a5420c3a/question/dac604a8-5ad0-b9d0-3cc1-cc180d167de6.png

Answer

https://uploads.quizalize.com/b9a77d4d-4609-3515-75c8-1409a5420c3a/question/e5fae170-9f1b-d44f-6d4d-0efed25de3d4.png

Answer

https://uploads.quizalize.com/b9a77d4d-4609-3515-75c8-1409a5420c3a/question/584c5aeb-49cc-0cdb-c36e-b7911aeaf6a4.png

Answer

https://uploads.quizalize.com/b9a77d4d-4609-3515-75c8-1409a5420c3a/question/0697728a-ac47-d2ea-bae1-81234b31648e.png

Question 14

This dichotomous key can be used to identify some conifers. Based on the key, which of these best describes the leaves and cones of the longleaf pine?

Accepted Answer

Needle-like straight leaves that are mostly over 25 cm long and found in clusters of three; no thorns on cones

Answer

Flattened and scale-like leaves that are mostly over 25 cm long; soft and leathery cones

Answer

Needle-like straight leaves with a length of 25 cm that are mostly found in clusters of five; thorny cones

Answer

Leaves with a length of 25 cm that are found in clusters of more than five; no thorns on cones

Question 15

Scientists around the world use a standardized taxonomic system. Why would scientists want to use a taxonomic system that is standardized?

Accepted Answer

In order to avoid confusion with the identification of organisms

Answer

In order to place organisms in different groups

Answer

So that Latin names can be applied for a practical purpose

Answer

Because Linnaeus established the system

Question 16

Simple leaves have a single leaf on a petiole, or stem, while compound leaves have more than one leaflet on a petiole. This unknown leaf can be identified using the dichotomous key. Which tree does the unknown leaf come from?

Accepted Answer

Quercus laceyi

Answer

Ungnadia speciosa

Answer

Salix nigra

Answer

Sophora secundiflora

Question 17

Organisms are classified today using the Linnaean system, and the following table shows the taxonomic classification of two marine organisms living along the Pacific Coast. Taxonomic classification is important to marine biologists because it provides a way to -

Accepted Answer

identify marine organisms and find evolutionary relationships between them

Answer

designate Latin as the universal language of marine biology

Answer

discover and name every marine organism on Earth

Answer

prove that marine evolution occurs

Question 18

The classifications of four trees are shown in the table. Which two trees are the most closely related?

Accepted Answer

Taiwan catkin yew and lodgepole pine

Answer

Lodgepole pine and Japanese maple

Answer

Japanese maple and Taiwan beech

Answer

Taiwan beech and Taiwan catkin yew

Question 19

A student used a microscope to study four members of the phylum Ciliophora. Members of this phylum move when propelled by hundreds of tiny cilia. Although these organisms belong to the same phylum, they are classified as different -

Accepted Answer

species

Answer

families

Answer

orders

Answer

kingdoms

Question 20

Which list correctly identifies characteristics that protists share with animals?

Accepted Answer

https://uploads.quizalize.com/d93dd3e4-7ccf-ee8e-a582-834bb4f242fb/question/99e013d3-84c2-3ae8-2307-49b282582dc0.png

Answer

https://uploads.quizalize.com/d93dd3e4-7ccf-ee8e-a582-834bb4f242fb/question/65430379-13e1-1ef9-a17e-610a7afc7ebd.png

Answer

https://uploads.quizalize.com/d93dd3e4-7ccf-ee8e-a582-834bb4f242fb/question/d46ce7f8-41ba-fd90-0dbd-e274a1c351b3.png

Answer

https://uploads.quizalize.com/d93dd3e4-7ccf-ee8e-a582-834bb4f242fb/question/1ed51c5c-5da5-d740-86c3-37d1380a632d.png

Question 21

The gray squirrel, Eastern fox squirrel, and red squirrel are all different species of squirrels. Why is having a scientific name for each species of an organism important? Which sample was most likely DNA?

Accepted Answer

To standardize the naming and organization of organisms to avoid confusion

Answer

To allow organisms to be placed in many classification levels at the same time

Answer

To keep the classification system from being altered as new organisms are discovered

Answer

To prevent existing named organisms from having their names changed as they become extinct

Question 22

The relationships among different orders of millipedes are shown in the cladogram.Based on this cladogram, which statement best describes relationships among millipede orders?

Accepted Answer

Stemmiulida is more closely related to Merocheta than Penicillata is to Merocheta.

Answer

Polyzoniida is more closely related to Glomeridesmida than Sphaerotheriida is to Glomeridesmida.

Answer

Merocheta is more closely related to Glomeridesmida than Glomerida is to Glomeridesmida.

Answer

Spirostreptida is more closely related to Glomerida than Sphaerotheriida is to Glomerida.

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