DIVERSITY AND CLASSIFICATION (lesson one)

Question 1

what is biodiversity

Answer 1

biodiversity is a measure of variety and number of life forms on earth

Question 2

biodiversity is bulit out of three interwind features

Answer 2

1. ecosystems
2. species
3. genetic

Question 3

What makes an ecosystem stronger than another?

Answer 3

biodiversity

Question 4

what are species?

Answer 4

a species is a group where the members can reproduce under natural conditions and so can its offspring

Question 5

loss of biodiversity can cause?

Answer 5

• can threaten our foods
• eliminate sources of natural medicine
• have a big impact on forestry and tourism
• impact biogeochemical cycles

Question 6

How do species keep an ecosystem stronger?

Answer 6

Species that survive longer can continue interactions that benefit the ecosystem

Question 7

what is a strong ecosystem?

Answer 7

one that is adaptive to natural disasters and has interconnected relationshipsthat promote the health of the ecosystem.

Question 8

How do genetics make an ecosystem stronger?

Answer 8

Better genetics allow species to live longer and survive in harsh conditions

Question 9

examples of biogeochemical cycles

Answer 9

water cycle and carbon cycle

Question 10

two categories of human-meditated loss of biodiversity?

Answer 10

local and global

Question 11

4 local changes?

Answer 11

• Land use changes
• Pollution
• Resources exploitation
• Exotic species

Question 12

What is the systematic grouping of organisms into categories based on defined characteristics?

Answer 12

Biological classification (ie. producers, decomposers, consumers)

Question 13

What is a Genus?

Answer 13

a taxonomical rank

Question 14

who is carl linnaeus

Answer 14

father of taxonomy

Question 15

what is binomial nomenclature

Answer 15

a two word short formed name, the first name is always the genus, the second name is the species name
(ex. ursus americanus = black bear and ursus maritimus = polar bear)