Unit 12: Diversity Of Life

Question 1

Acid rain

Answer 1

Rainfall made sufficiently acidic by atmospheric pollution that it causes environmental harm, typically to forests and lakes.

Question 2

Air pollution

Answer 2

The presence of a substance in the air that has harmful or poisonous effects.

Question 3

Algal bloom

Answer 3

A rapid growth of microscopic algae in water ending up in a colored scum on the surface of the water.

Question 4

Archaea

Answer 4

Archaea is a large group of small microorganisms. They are unicellular and prokarvotic.

Question 5

Archaebacteria

Answer 5

Archaebacteria is an early stage microorganisr that lives in severe environments like for example a place that is very hot. It also is unicellular.

Question 6

Bacteria

Answer 6

A biological cell and are contained in prokaryotic microorganisms that have cell walls but lack organelles and a nucleus.

Question 7

Binomial nomenclature

Answer 7

A naming system in which two names are used: the first indicates the genus, and the second indicates the species.

Question 8

Carolus Linnaeus

Answer 8

This man was well known for his work in Taxonomy, the naming and classifying of organisms.

Question 9

Cladogram

Answer 9

A branching diagram showing the cladistic relationship between a number of species.

Question 10

Class

Answer 10

Class is a taxonomic rank. It fits in between phylum and order.

Question 11

Classification

Answer 11

When animals and plants are categorized by physical similarities including their class, order, genus, family and soecies.

Question 12

Dead zone

Answer 12

A place or period of time in which nothing occurs or no life is existent.

Question 13

Dichotomous key

Answer 13

This key is a tool that allows the user to determine the identity of items in the natural world, like trees and animals.

Question 14

Classification system

Answer 14

A system used to classify groups of similar things.

Question 15

Domain

Answer 15

Domain is a taxon of the highest ranking. Organisms can be classified in any of the three domains: Archaea, Bacteria, and Eukarya.

Question 16

Eubacteria

Answer 16

A bacteria of a large group having simple cells with rigid cell walls and often have a flagella for movement.

Question 17

Eukarya

Answer 17

One of three domains of living organisms; species with membrane-bound structures and a true nucleus; many are multi-cellular; includes animals, plants, fungi, and algae

Question 18

Fungi

Answer 18

Organisms feeding on other organic matter including mold or yeast.

Question 19

Genus

Answer 19

A group of species that are related; a taxonomic rank below the level of family and above species.

Question 20

Global warming

Answer 20

The increase of temperature of Earth’s climate system/ atmosphere generally caused by increased levels of carbon dioxide and other pollutants.

Question 21

Greenhouse effect

Answer 21

Warming of air due to gases that cause less heat to be reflected than absorbed.

Question 22

Habitat loss

Answer 22

A habitat that is damaged to such a severe extent that it is no longer able to support the species of animals that live there.

Question 23

Hierarchical system

Answer 23

The hierarchal system is a system of grouping things into levels and orders, kingdom being at the top and species at the bottom.

Question 24

Kingdom

Answer 24

The second highest rank in the classification of organisms.

Question 25

Linnaean classification

Answer 25

The Linnaean classification is a way of organizing living things. Scientists now classify animals. according to the structure of their body.

Question 26

Linnaeus

Answer 26

He was a Swedish botanist who created the Linnaean classification. He was the founder of the taxonomy system.

Question 27

Monera

Answer 27

A kingdom that has unicellular organism with a prokaryotic cell organization. Ex. Bacteria

Question 28

Natural recourses

Answer 28

A substance or material like water, forests, and minerals that occur in nature.

Question 29

Nonrenewable source

Answer 29

A nonrenewable resource is a natural resource like coal, gas and oil that once used up cannot be replaced.

Question 30

Order

Answer 30

It is a taxonomic rank. This one fits in between class and family.

Question 31

Phylum

Answer 31

A taxonomic category that stands above class and below kingdom.

Question 32

Protists

Answer 32

A single celled organism in the Protista kingdom.

Question 33

Renewable source

Answer 33

A resource that can be used repeatedly and does not run out because it is naturally replaced.

Question 34

Soil

Answer 34

The upper layer of Earth which helps plants grow including organic material.

Question 35

Species

Answer 35

A group of living organisms that consist of similar individuals capable of interbreeding.

Question 36

Sustainable use

Answer 36

Sustainable use means the use of components that can be maintained and does not lead to a long-term decline in biological diversity.

Question 37

Taxon

Answer 37

It is a group of any rank, such as a species, family, or class.

Question 38

Taxonomist

Answer 38

A taxonomist is a biologist that groups organisms into categories.

Question 39

Taxonomy

Answer 39

The branch of science that includes classification of many things such as species.