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Abi Biology 2017 > Fossil Evidence In Southern Africa > Flashcards

Fossil Evidence In Southern Africa Flashcards

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1
Q

What are ten important fossil discoveries in South Africa?

A 
Fossilised photosynthetic bacteria
Soft-bodied invertebrates 
Precambrian shells
Early terrestrial plants
Glossopteris
Coelacanth
Mammal-like reptiles
Early dinosaur
Early mammals
Early humans
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2
Q

What fossilised photosynthetic bacteria were found?

A

Cyanobacteria

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3
Q

Where were the Cyanobacteria found?

A

Barberton

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4
Q

How old were the Cyanobacteria?

A

3200 million years old

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5
Q

How are fossilised microorganism preserved?

A

In stromatolites

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6
Q

What are stromatolites?

A

Laminated rock structures that are formed by fine sedimentary rocks particles trapped and bound by growing microorganisms

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7
Q

Where were the fossils of soft-bodied invertebrates found?

A

In Namibia

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8
Q

Where were the fossils of Precambrian shells found?

A

In the Northern Cape

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9
Q

Where were the fossils of early terrestrial plants found?

A

Grahamstown

Eastern Cape

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10
Q

How old were the fossils of early terrestrial plants found?

A

350 mya

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11
Q

Where were the Glossopteris fossils found?

A

Near mooiriver
Estcourt
In KZN

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12
Q

What is the glossopteris?

A

A primitive plant

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13
Q

How old were the fossils of the glossopteris?

A

Between 250 and 280 million years old

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14
Q

What is special about the Glossopteris?

A

It accounts for the largest part of Southern Africa’s coal deposits

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15
Q

What are examples of mammal-like reptiles?

A

Lystrosaurus

Thrinaxodon

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16
Q

When did the mammal-like reptiles live?

A

280 to 100 mya

17
Q

Where were the mammal-like reptiles found?

A

In the Karoo

18
Q

What are mammal-like reptiles?

A

Transitional forms between primitive reptiles and mammals

19
Q

What is an example of an early dinosaur?

A

Euskelosaurus

20
Q

Where were fossils of Euskelosaurus found?

A

Near Ladybrand in the Free State

21
Q

Where were other dinosaur bones found?

A

In the Drakensberg

Maluti Mountains

22
Q

Where were fossils of early mammals found?

A

In the Eastern Cape

Lesotho

23
Q

Where were human fossils found?

A

The Cradle of Mankind in Gauteng

Sterkfontein caves

24
Q

What are some examples of early humans?

A

Mrs Ples
Little Foot
Australopithecus sediba

25
Q

What are some other examples of fossils that indicate the existence of early humans?

A

Tools

Rock Drawings

26
Q

Where were these other indicators of humans found?

A

Limpopo
Free State
Northwest

Abi Biology 2017 (57 decks)

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