Biology

Question 1

Ex situ

Answer 1

conservation measures outside the natural habitat,
eg: captive breeding programs

Question 2

In Situ

Answer 2

conservation methods to protect and preservation of habitats and ecosystem
Eg: Ban on trading Endangered species

Question 3

Domain Sub categories

Answer 3

Eukaryotes: Contains DNA in nucleus
Prokaryotes: No DNA in nucleus (Archaea and Bacteria)

Question 4

Kingdom SubCategories

Answer 4

Animalia: Mammals, insects
Plantae: Mosses ferns, etc
Protista: amoebae
Fungi: Yeast
Archaea: Single cell org living in ext conditions
Bacteria: Single cell organism

Question 5

Deforestation

Answer 5

Permanent removal of standing forests leading to major increase in CO2 emission levels

Question 6

Fossil Fuels

Answer 6

Formed from fossilised living thing usually sedimentary rock and produces CO when burnt

Question 7

DDT

Answer 7

Dichloro Diphenyl trichloroethene

Question 8

Examples Of Invasive Species

Answer 8

Cane Toad, Rainbow Lorikeet, Feral Donkey

Question 9

Genetic Conservation Strategies

Answer 9

Seed Banks is a reservoir for plant genetic material, used to reintroduce and repopulate a species thats extinct or at risk of it

Question 10

Environmental Conservation

Answer 10

Regeneration of land and bush corridors in isolated habitats can help restore and return habitats to populations

Question 11

Management Conservation

Answer 11

Protection of areas and new rules/restrictions to control the environment
Example: Fish species that is harvested unsustainable way would cause a introduction of rule of only being fished seasonally

Question 12

Difference between Management and Environmental

Answer 12

Environment is the restoration and regeneration of the environment WHEREAS Management is controlling human impacts on environment

Question 13

Distribution patterns

Answer 13

Random: Randomly spread out (Trees).
Clumped; Organisms Grouped together (Fishes)
Uniform: evenly spaced apart ( Spruce trees)

Question 14

World Heritage sites

Answer 14

United Nations Educational Scientific and Culture Organisation supporting the identification, protection and preservation of a natural heritage
EG: Ningaloo Coast & Great Barrier Reef

Question 15

Impact Of Pollutants

Answer 15

Large amounts of Plastic rubbish end up in waterways = aquatic animals ingesting them getting harmed

Managed by recycling the waste or disposal of the rubbish appropriately

Question 16

Impacts of Invasive species

Answer 16

Paterson curse toxic weed.
managed by use of biological control such as insects ( root weevil ) to control paterson’s curse pop size

Question 17

Impact of habitat destruction

Answer 17

Carnaby black cockatoo loses it habitat
Environmental: Bush heritage buys and manages protected land
Management: Cockatoo conservation centre rescue help rehabilitate and release cockatoos

Question 18

Keystone Species

Answer 18

Species which are relatively in low abundance yet have a high influential and disproportional effect on other species of a ecosystem

Question 19

KEystone Species ROles

Answer 19

Nutrient cycling, Seed Dispersal and Predation

Question 20

Example Of Keystone Species

Answer 20

Blue crab
-Provides filtration of pollution and protection from erosion. they also control the pop of snails from going too high

Question 21

Biogeochemical

Answer 21

Descrbies how chemical elements are transformed and stored both biologically and geological components of earths biosphere