Rainforests

Question 1

Epiphytes

Answer 1

Eg orchard, no negative effect, create own ecosystem.

Question 2

Epiphyll

Answer 2

Tiny plants which live on the surface of leaves

Question 3

Lianas

Answer 3

Use other trees to climb up into the canopy to get sunlight. May start life in canopy before sending roots to the ground. don’t grow solid trunk takes too long

Question 4

climate in rainforests

Answer 4

annual rainfall: 2500mm

average temp: 28 degrees

Question 5

soil in rainforests

Answer 5

• nutrients get washed away (leaching)

- red in colour (latosol)

Question 6

adaptations of plants

Answer 6

• drip tips: water runs off easily and prevents algae from growing and blocking sun light.
• leaves at different angles
• red leaves on young saplings prevent sun harm as it reflect light.
• butress roots: extra stability, shallow to absorb nutrients.
• thin smooth bark:prevent stuff growing on them
• some plants live on trees e.g orchids (epiphytes)

Question 7

adaptations of animals

Answer 7

• camouflage: algae grows on them, green tinge.
  sloth:
• eat toxic leaves: immune, beat competition
• long/sharp nails: for climbing, grip, defence.

Question 8

Location of rainforests

Answer 8

Along the equator between 20 degrees north and south (due to insolation being greatest here, air rises and condenses to form clouds), anomaly: Kenya is on the equator with no rainforest