Specific habitats quiz Flashcards
(29 cards)
Which habitat am I?
Name the ecosystem which is dominated be halophytic trees?
Mangroves
Which habitat am I?
Which ecosystem was only discovered in the 1970’s and therefore limits our knowlege on the ecosystem?
Deep water coral reefs
AKA- Cold water coral reefs
Which habitat am I?
Which ecosystem will beech,ash and oak trees be found in?
Temperate Braodleaf woodland
Which habitat am I?
Which is the only ecosystem which is also a contenent?
Antartica
Which habitat am I?
Which ecosystem is home to half of all terrestrial species?
Tropical rainforests
Which habitat am I?
Which ecosystem covers arounf 10% of the Earth’s land area?
Tropical rainforests
Which habitat am I?
What ecosystem gets nutriton from cillia, nematocysts and symbyotic algae?
Tropical coral reefs
Which habitat am I?
Which of the ecosystems you have studies has the highest proportion of endemic species?
Oceanic Islands
Why are Temperate Broadleaf woodlands so important?
6 examples
- High biodiversity
- Recources (Wood)
- Recreation/Torism
- Fertile soils
- Hydrological cycle
- Carbon Sequestration
Why do bluebells/snowdrops flower early in the spring?
It is before the trees produce leaves which would block the sun
What is it called when woodland clearence leaves areas isolated from each other?
Habitat fragmentation
What is it known as when hedgerows are planted to link isolated areas?
Biological corridors
What is the difference between coppicing and pollarding?
Copicing cuts close to the ground
Pollarding leaves a trunk in place to prevent the shoots from being eaten
What makes a woodland an ancient woodland?
Existed before 1600
Name the features of the Tropical Rainforest biome?
(There are 5)
- Hot
- High rainfall
- High light levels
- low seasonality
- Humid
Why do trees in Tropical Rainforests produce toxic chemicals such as alkaloids?
Your answer must be linked to climate
No cold winters to kill off herbivores so trees must produce toxins to avoid being eaten
Why is quinine useful for humans?
Produced by Chinchona trees
Used to prevent malaria
What are the soils in Tropical Rainforests like?
Shallow
Lacking in nutrients
Which categories of agriculture lead to deforestation of Tropical Rainforests?
There are 2
Substistence and commercial agiculture
Name 3 strategies that can be used to conserve tropical rainforests
- Establishment of protected areas
- Debt for nature swaps
- Sustanable explotation
Name 5 conditions critical to tropical coral reefs survival
- High light intensity
- High temperatures (25-29°C)
- Water immersion
- Low turbidity
- Constant salinity
- Constant pH
List 5 reasons why tropical coral reefs are important for humans
- Fisheries
- Medical discoveries
- Carbon store
- Erosion protection
- Tourism
What is it called when the symbiotic algaeinside the coral polyps are expelled causing the coral to look pale?
Coral bleaching
Name 3 wahts mangroves and seagrass beds help to support coral reefs?
- Trap suspended sediments
- Reduces water turbidity
- Nursery grounds for fish
