EnviroScience: Chapter 6.2: Forest Biomes (PART 2)
Every minute of every day, nearly _______ acres of tropical rain forest are cleared for logging operations, agriculture, and oil exploration.
150
Less than __% of sunlight reaches the understory layer allowing only trees and shrubs adapted to shade to grow there.
2
Most plants in the understory do not grow more that _____ m tall.
3.5
In the canopy layer, the tall trees, more than _____ m tall, form a dense layer that absorbs up to 95 percent of the sunlight
30
Trees in the emergent layer reach lengths of ___ m around.
5
An estimated __________(#) native peoples live in tropical rain forests and are also threatened by habitat destruction
50 million
Trees in the emergent layer reach heights of ______ to ____ m
60 to 70
In the canopy layer, the tall trees, more than 30 m tall, form a dense layer that absorbs up to _____________ of the sunlight
95 percent
What are examples of evergreen trees that dominate temperate rainforests?
Douglas fir and Sitka spruce.
Growing on tall trees in allows them to reach the sunlight needed for photosynthesis, and to absorb the water and nutrients that run down the tree after it rains
Epiphytes
robs the rain forests of rare and valuable plant and animal species only found there.
Exotic-pet trading
occurs when land inhabited by an organism is destroyed or altered.
Habitat destruction
________ with large flat leaves that grow on the forest floor capture the small amount of light that penetrates the understory.
Herbs
Where are temperate rainforests?
North America, New Zealand, Australia
They occur in North America, Australia, and New Zealand
Temperate rain forests
characterized by cool, humid weather and abundant rainfall
Temperate rain forests
dominated by evergreen trees such as the Douglas fir and Sitka spruce.
Temperate rain forests
The diversity of rain-forest vegetation has led to the evolution of a diverse community of ____________.
animals
Epiphytes are plants that use what for support?
another plant
insects use _____________ to avoid predators and may be shaped like leaves or twigs
camouflage
Most animals that live in the rain forest live in the ___________ because they depend on the abundant flowers and fruits that grow there.
canopy
The understory is the foliage layer that is beneath and shaded by the main ___________ of a forest
canopy
epiphytes are located on high trees in the _____________
canopy
the layers of treetops that shade the forest floor, and is considered to be the primary layer of the rain forest.
canopy
Because they obtain nearly everything they need form the forest, the loss of their habitat could force them to leave their homes and move into ___________
cities
Temperate rain forests are forests communities that are characterized by what weather? (2)
cool, humid weather abundant rainfall
This drastic change of lifestyle may then cause the native peoples too lose their ____________ and ____________
culture and traditions
Trees in the emergent layer grow and emerge into _____________ reaching heights of 60 to 70 m and can measure up to 5 m around.
direct sunlight
If the habitat that an organism depends on is destroyed, the organism is at risk of ______________
disappearing
What type of animals live in the emergent layer?
eagles, bats, monkeys, and snakes
Animals such as eagles, bats, monkeys, and snakes live in the ______________
emergent layer.
are plants that use another plant for support but not for nourishment, and are located on high trees in the canopy
epiphytes
Temperate rainforests are dominated by _______________
evergreen trees
In temperate rainforests, the forest floor is covered with ________
ferns
Most animals that live in the rain forest live in the canopy because they depend on the abundant ___________ and __________ that grow there.
flowers and fruits
Because they obtain nearly everything they need form the _________, the loss of their habitat could force them to leave their homes and move into cities
forest
The canopy is the layers of treetops that shade the ______________, and is considered to be the primary layer of the rain forest.
forest floor
If the ____________ that an organism depends on is destroyed, the organism is at risk of disappearing
habitat
An estimated 50 million native peoples live in tropical rain forests and are also threatened by ________________
habitat destruction
An estimated 50 million native peoples live in tropical rain forests and are also threatened by __________________
habitat destruction
use camouflage to avoid predators and may be shaped like leaves or twigs
insects
Herbs with large flat __________ that grow on the forest floor capture the small amount of light that penetrates the understory.
leaves
insects use camouflage to avoid predators and may be shaped like _________ or _________
leaves or twigs
In temperate rainforests, tree trunks are covered with _________
lichens
Herbs with large flat leaves that grow on the forest floor capture the small amount of _________ that penetrates the understory.
light
Every minute of every day, nearly 150 acres of tropical rain forest are cleared for ______________, _______________, and ______________
logging operations, agriculture, and oil exploration.
The canopy can be split into an upper and lower canopy with the _________ canopy receiving less of the sunlight
lower
In temperate rainforests, tree branches are draped with ________
mosses
Epiphytes are plants that use another plant for support but not for _____________, and are located on high trees in the canopy
nourishment
Where are epiphytes located?
on high trees in the canopy
If the habitat that an organism depends on is destroyed, the ____________ is at risk of disappearing
organism
Growing on tall trees in allows epiphytes to reach the sunlight needed for _____________, and to absorb the water and nutrients that run down the tree after it rains
photosynthesis
The canopy is the layers of treetops that shade the forest floor, and is considered to be the _______________ of the rain forest.
primary layer
The diversity of ____________ vegetation has led to the evolution of a diverse community of animals.
rain-forest
Most ________________ animals are specialists that use specific resources in particular ways to avoid competition and have adapted amazing ways to capture prey and avoid predators.
rainforest
In the canopy layer, the tall trees, more than 30 m tall, form a dense layer that absorbs up to 95 percent of the ____________
sunlight
Epiphytes are plants that use another plant for __________ but not for nourishment, and are located on high trees in the canopy
support
re forests communities that are characterized by cool, humid weather and abundant rainfall, where tree branches are draped with mosses, tree trunks are covered with lichens, and the forest floor is covered with ferns
temperate rain forests
tree branches are draped with mosses, tree trunks are covered with lichens, and the forest floor is covered with ferns
temperate rainforests
Most animals that live in the rain forest live in the canopy because....
they depend on the abundant flowers and fruits that grow there.
Less than 2% of sunlight reaches the understory allowing only _________ and ________ adapted to shade to grow there.
trees and shrubs
In the understory, you will find _______ and ________ adapted to ________ to grow there.
trees and shrubs, shade
An estimated 50 million native peoples live in _______________ and are also threatened by habitat destruction
tropical rain forests
In this layer, only trees and shrubs adapted to shade to grow there.
understory
Less than 2% of sunlight reaches this layer allowing only trees and shrubs adapted to shade to grow there.
understory
Most plants in the __________ do not grow more that 3.5 m tall.
understory
the foliage layer that is beneath and shaded by the main canopy of a forest
understory
The canopy can be split into an _________ and ________ canopy
upper and lower
The diversity of rain-forest ___________ has led to the evolution of a diverse community of animals.
vegetation
Growing on tall trees in allows epiphytes to reach the sunlight needed for photosynthesis, and to absorb the ___________ and __________ that run down the tree after it rains
water and nutrients