Lecture 1 - RH Flashcards Preview

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Flashcards in Lecture 1 - RH Deck (4)
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1
Q

What is the difference between endurers and avoiders in a desert environment?

A

Endurers are perennials (last long)

Avoiders avoid the worst of the aridity and reproduce constantly to make up for their regular deaths

2
Q

What are land-forms and soils like in Australian deserts?

A

Characteristically flat

Soil very sandy or clays and loams

3
Q

What are the types of desert plants

A

2 types of desert plants;

Endurer

avoider

4
Q

What are the dominant plants in a desert environment and what type of plants are they?

A

Chenopod crops (eg Bluebush) - endurer

Acacia anura (Mulga) - endurer (not too good at fire survival though)

Pittosporum (desert apricot) - endurer

Sida - endurer

Triodia - endurer

Ephemerals (eg. brassicaceae and fabaceae) - avoider