Environmental change and management

Question 1

define biodiversity!

Answer 1

the varieties of species living in a particular biome

Question 2

define ecosystem

Answer 2

an ecosystem is when a community of species interact with each other

Question 3

what is environment

Answer 3

all living and non-living things that support life

Question 4

what is biome

Answer 4

an area of the planet that can be classified according to the plants and animals that live in it.

Question 5

three processes in the environment

Answer 5

hydrologic cycle, carbon cycle, and oxygen cycle

Question 6

what is the hydrologic cycle

Answer 6

rain is a part of this cycle

Question 7

what is the carbon cycle

Answer 7

decayed of dead organisms, burning of fossil fuels, how plants need CO2 for their photosynthesis and human respiration

Question 8

what is the oxygen cycle

Answer 8

atmosphere, the total content
of biological matter within the biosphere, and the earth’s crust

Question 9

what is biosphere

Answer 9

The biosphere is made up of the parts of Earth where life exists.

Question 10

what are the four S’s of ecosystem

Answer 10

services, sources, sinks, spirituality

Question 11

what are services?

Answer 11

made by humans, and don’t produce consumable resources

Question 12

what are sources

Answer 12

natural products that we can use

Question 13

what are sinks

Answer 13

the processes in the natural environment that absorb our waste

Question 14

what is spirituality

Answer 14

the connection we have to the land that is formed over many generations

Question 15

what is worldview

Answer 15

how do we perceive the world around us and a philosophy we live our life by

Question 16

what are the two philosophies

Answer 16

human-centred and earth-centred

Question 17

what are human centred

Answer 17

egocentric - the idea that they are the most important creature on earth and everything else supports their lives
anthropocentric - humans are the most important creature and they are in charge of the natural world to support our life

Question 18

what are earth centred

Answer 18

ecocentric - the idea that we need to do everything possible to minimise the impact on the environment and preserve biodiversity
biocentric - we hold all responsibility for using the earth’s resources in a sustainable way

Question 19

what is a new ecological paradigm

Answer 19

The view that humans represent only one among many species on Earth, that human activities are determined by the environment as well as by social and cultural

Question 20

lithosphere definition and what it is made up of

Answer 20

the rocky outer part of the Earth and it is made up of the brittle crust and the top part of the upper mantle

Question 21

lithospheric processes that could transform environments

Answer 21

erosion, weathering and tectonic processes

Question 22

erosion definition

Answer 22

the geological process in which earthen materials are worn away and transported by natural forces such as wind or water

Question 23

weathering definition

Answer 23

the physical and chemical disintegration of rocks and minerals

Question 24

two types of weathering

Answer 24

physical - water freezing and expanding, seeds germinating, and cracking rocks, and when rocks are exposed and expand
chemical - when minerals react with oxygen and form oxides, acids dissolve minerals in rock or when rocks expand as their minerals combine with water

Question 25

tectonic processes

Answer 25

fold mountains and fault mountains

Question 26

fold mountains

Answer 26

created where two or more of Earth’s tectonic plates are pushed together.

Question 27

fault mountains

Answer 27

formed by the movement of large crustal blocks when forces in the Earth’s crust pull it apart.