2.4 Biomes

Question 1

A collection of ecosystems sharing similar climatic conditions

Answer 1

Biomes

Question 2

the part of the earth inhabited by living organisms

Answer 2

Biosphere

Question 3

Factors Affecting the

Distribution of Biomes

Answer 3

• Insolation (incoming solar
radiation)
• Precipitation
• Temperature
• Latitude (distance from
the equator)
• Elevation (height above
sea level)

Question 4

Latitude

Answer 4

distance from the equator

Question 5

Elevation

Answer 5

height above sea level

Question 6

What are the 3 parts of the Tri Cellular Model

Answer 6

polar cell, Hadley cell, Ferrel cell

Question 7

Warmer temperatures will … enzyme

reactions required for photosynthesis

Answer 7

speed up

Question 8

Areas near the equator (with high year-round

temps and precipitation) are ideal for

Answer 8

photosynthesis

Question 9

tropical rainforests have a high…

Answer 9

Net Primary Productivity

Question 10

Ecosystems with higher productivity will be able
to supply more energy to consumers and hence
support more

Answer 10

trophic levels

Question 11

… diagrams show the differences
in nutrient flow and storage between
different types of ecosystems

Answer 11

Gersmehl

Question 12

Nutrients are stored in one of three

nutrient sinks

Answer 12

biomass, litter, or soil

Question 13

Litter

Answer 13

is any organic matter in and on the

soil – it includes humus and leaf litter

Question 14

Soil

Answer 14

the top layer of the earth that is

composed of disintegrated rock particles