adaptation to the environment Flashcards

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1
Q

habitat

A

the place where an organism lives which could be both in terms of geography as well as its physical location within an ecoststem

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2
Q

biotic factors

A

living factors that impact on feeding, predator- prey, symbiotic, naturalistic or other forms of interdependent relationship

bacteria plants animals fungi

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3
Q

ambiotic factors

A

non living physical factors that influence on specific adaptations of organisms to live in their respective habitat

temperature light minerals humidity ph

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4
Q

small leaves

A

stunted growth to stay close to the ground

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5
Q

white

A

reflects light

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6
Q

thick fleshy leaves

A

storing water and nutrient

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7
Q

thick waxy cuticle

A

reduces water loss through transpiration

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8
Q

rolled up leaves

A

create a humid chamber and reduce exposure to the wind (reducing transpiration)

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9
Q

stomata (pores) ewwww

A

in indentatians keeps humid air with no exposure to wind

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10
Q

underground stems

A

stability
can extend deeeeep into the ground ti obtain eater

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11
Q

underground stems

A

provide stability, can extend deep into ground to obtain water

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12
Q

pneumatophores and cable roots

A

vertical roots which grow into air and absobr oxygen,
provide stability and
often grow closer to the ground to obtain oxygen

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13
Q

stilt roots growing in a downward arch from the stem

A

anchor the trees into the ground and increase stability

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14
Q

bouoyant seeds

A

can be carried by the ocean currents and allow dispersal to fertile soil

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15
Q

salt smth in leaves

A

excess salt removal due to increased salt water upturn

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16
Q

plant distributions are affected by

A

temperature, water availability, light intensity, soil pH, soil salinity, availability pf mineral nutrients

17
Q

teo ways of investigating the rangr of tolerance of an ambiotic factor

A

line transect
belt transect

18
Q

line transect

A

organisms found at the regular sample point are recorded

19
Q

belt transect

A

quadrate are placed at regular sample points and the abundance of the organisms within each is recorded

20
Q

tropical

A

high temperature, minimal season variation, high precipitation, super high plant biodiversity

21
Q

temperate

A

high temperature, different seasons warm summers cold winters, medium high precipitation, lots of trees which lose their leaves

22
Q

taiga (boreal)

A

low temperature, short summers, long winters, medium high precipitation, evergreen forests

23
Q

desert

A

high temperature, minimal season variation, super low precipitation, no plants

24
Q

grassland

A

high medium temperature, its dry and cold, medium high precipitation, grass species and lots of unsignificant trees

25
Q

tundra

A

very low temp, short summers and super cold winters, medium low precipitation, not much plants