Biomes

Question 1

Biosphere

Answer 1

All living things and their waste and their ecosystems

Question 2

Levels of components

Answer 2

Ecosystem, Community, Population, Organism

Question 3

Ecosystem categories

Answer 3

Aquatic and terrestrial

Question 4

Biomes

Answer 4

Very large ecosystem made up of specific fauna and flora and can occur in multiple places

Question 5

Forest

Answer 5

Abundant in soil, water & heat

Question 6

Savanna

Answer 6

Between forest and grassland

Question 7

Grassland

Answer 7

Less soil and water, adequate heat

Question 8

Desert

Answer 8

Shortage of soil and water, adequate heat

Question 9

Tundra

Answer 9

Insufficient heat

Question 10

Humans

Answer 10

Altered many ecosystems and biomes

Question 11

Food Security

Answer 11

• Enough quality food available
• Food is affordable and accessible
• Food provides necessary nutrients

Question 12

Over half

Answer 12

World’s population lives in low income, food deficit countries

Question 13

Challenges

Answer 13

• Population growth
• Climate change
• Land
• Changing consumption patterns

Question 14

4 spheres of biophysical environment

Answer 14

• Atmosphere
• Biosphere
• Lithosphere
• Hydrosphere

Question 15

Solar energy

Answer 15

Key to all ecosystems due to photosynthesis

Question 16

Interactions

Answer 16

Living organisms interact with each other and their abiotic environment

Question 17

As rainfall increases

Answer 17

Desert to grassland to forest

Question 18

As temperature increases

Answer 18

Cool to temperate to tropical

Question 19

Affected by

Answer 19

Temperature, rainfall, latitude and altitude

Question 20

Producers

Answer 20

Plants, algae, produce energy from the Sun, autotrophs

Deep ocean bacteria, chemosynthesis

Question 21

Consumers

Answer 21

Herbivorous are primary, carnivorous are secondary, tertiary, etc

Question 22

Decomposers

Answer 22

Break down living things to leave no waste

Question 23

Food web vs food chain

Answer 23

Food chain is single line while food web branches out

Question 24

Energy

Answer 24

Energy is lost by the animal living and therefore less energy is given to the next level consumer

Question 25

Solar insolation

Answer 25

Amount of sunlight received, more at equator than poles. Ecosystems rely on large amounts of solar insolation

Question 26

Common types of terrestrial biomes

Answer 26

• Desert
• Tropical savanna
• Coniferous forest
• Polar
• Alpine

Question 27

GPP

Answer 27

Gross primary production

Total energy produced by producers

Question 28

NPP

Answer 28

Net primary production

Energy released into the ecosystem by the producers

Question 29

Highest NPP

Answer 29

Swamps, tropical rainforests and estuaries

Question 30

98%

Answer 30

Of Terrestrial, vertebrate biomass are human, livestock or pets (estimated)

Question 31

Staple food

Answer 31

Eaten regularly by a community, main part of diet

Egs: rice, wheat, yam, corn, potato

Question 32

Grains and Grasses

Answer 32

Annual, main food for most people

Question 33

Traditional food

Answer 33

Gaining popularity in developed countries

Question 34

Best biome

Answer 34

Temperate grassland due to rich soil and temperature

Question 35

Humans alter biomes

Answer 35

Vegetation and habitat clearance, source water supplies, terracing