Classification

Question 1

In the taxonomic hierarchy, which is the taxonomic level immediately above species (in other words, which group is comprised of one or more species)?**
a) genus	b) order	c) class 	d) family	e) division

Answer 1

a) genus

Question 2

One or more related families are most likely to be grouped together as which of the following?
	a) genus	b) order	c) class 	d) family	e) division

Answer 2

b) order

Question 3

Which of the following is the best definition of the term phylogeny?

a) the genetic makeup of a population	 b) the evolutionary history of a related group of species. c) a morphological or anatomical similarity shared by unrelated species. d) the sudden evolution of a species followed by a long period of little or no change. e) a morphological or anatomical similarity that arose due to a shared evolutionary history.

Answer 3

b) the evolutionary history of a related group of species

Question 4

Which of the following is the best definition of a homology?

a) the genetic makeup of a population	 b) the evolutionary history of a related group of species. c) a morphological or anatomical similarity shared by unrelated species. d) the sudden evolution of a species followed by a long period of little or no change. e) a morphological or anatomical similarity that arose due to a shared evolutionary history.

Answer 4

e) a morphological or anatomical similarity that arose due to a shared evolutionary history.

Question 5

Which of the following is the best definition of an analogy?

a) the genetic makeup of a population		 b) the evolutionary history of a related group of species. c) a morphological or anatomical similarity shared by unrelated species. d) the sudden evolution of a species followed by a long period of little or no change. e) a morphological or anatomical similarity that arose due to a shared evolutionary history.

Answer 5

c) a morphological or anatomical similarity shared by unrelated species.

Question 6

The wings of birds and the wings of bats are considered which of the following?

a) analogous structures	b) products of convergent evolution	 c) homologous structures 	d) an evolutionary novelty that relates birds and bats
e) a & b above

Answer 6

a) analogous structures b) products of convergent evolution

so e) a&b

Question 7

Which of the following are considered to be most closely related to birds?
a) bats b) mice c) snakes d) lizards e) crocodiles

Answer 7

d) lizards

Question 8

Life is divided into how many different kingdoms?

a) 2 b) 4 c) 5 d) 7 e) 10

Answer 8

c) 5

Question 9

To which of the following kingdoms do bacteria belong?

a) Animalia b) Protista c) Plantae d) Fungi e) Monera

Answer 9

e) Monera

Question 10

Which of the following kingdoms contain most of the multicellular, autotrophic species?
a) Animalia b) Protista c) Plantae d) Fungi e) Monera

Answer 10

c) Plantae

Question 11

How is cladistic analysis changing the way biologists view the relationships between species?

Answer 11

Allows us to see if the guess of Phylogeny is correct.

ex: if primates really are related to us.

Question 12

In the three Domain system, in which Domain are humans placed?
a) Animalia b) Eukarya c) Archaea d) Monera e) Bacteria

Answer 12

d) Eukarya

Question 13

Life is thought to have originated how many years ago?

a) 4.5 billion b) 4.5 million c) 3.8 billion d) 3.8 million e) 1.7 billion

Answer 13

c) 3.8 billion

Question 14

How many years ago is it thought that eukaryotes first evolved?
a) 4.5 billion b) 3.8 billion c) 1.7 billion d) 570 million e) 475 million

Answer 14

c) 1.7 billion or 2.2 Billion

Question 15

How many years ago does fossil evidence indicate that land was first colonized by plants?
a) 4.5 billion b) 3.8 billion c) 1.7 billion d) 570 million e) 475 million

Answer 15

e) 475 million

Question 16

Which of the following was not present in the atmosphere when life originated?
a) oxygen b) carbon dioxide c) nitrogen gas d) carbon monoxide e) water vapor

Answer 16

a) Oxygen

Question 17

Name two types of structures (cell components) present in all eukaryotes that are not found in prokaryotes.

Answer 17

Pro: before nucleus Euk: After nucleus

Euk have organelles.

Question 18

Which of the following characteristics distinguishes members of the kingdom Protista from all the other kingdoms?
a) eukaryotic b) heterotrophic c) autotrophic d) prokaryotic e) none of the above

Answer 18

e) none of the above

Question 19

Most members of the Kingdom Protista have which of the following set of features in common?
a) eukaryotic, unicellular b) prokaryotic, unicellular
] c) unicellular, heterotrophic d) multicellular, autotrophic
e) multicelluar, heterotrophic

Answer 19

a) eukaryotic, unicellular

Question 20

What are the 5 kingdoms?

Answer 20

Plantae, monera, animalia, fungi, Protista

Question 21

What are the three domains?

Answer 21

Archae, bacteria, eukaryotes

Question 22

What domain do humans belong to?

Answer 22

Eukarya

Question 23

Order of taxon

Answer 23

Kingdom, phylum (phyla) or divisu (plants), class, order, family, genus, species.