Australia has a large proportion of endemic species. What has contributed to this?

Its long isolation from other landmasses

Which is an adaptation that increases chance of successful fertilization

Direct transfer of male gametes into female.

Which of the following is a likely cause of the extinction of the thylacine.

competition with other species, Hunting since European settlement

Which of the following is NOT evidence of continental drift?

matching continental boundaries

Which of the following is NOT a point of Darwins theory of evolution

There is variation in all species

Which of the following is evidence that Australia was part of Gondwana?

Similar animals on Australia, Africa and south America.

Which of the following help plants survive in arid conditions.

Leaves with sunken stomata, Leaves with a waxy coating

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EVOLUTION OF LIFE ON EARTH

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Evolution of Australian Biota section of the NSW syllabus

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Questions 8

Answers

1
Australia has a large proportion of endemic species. What has contributed to this?
Change in climate from warmer to cooler.
Early human activity such as selective breeding
Travel to Aust. by neighboring islanders bringing animals.
Its long isolation from other landmasses
2
Which is an adaptation that increases chance of successful fertilization
Production of large numbers of eggs.
Direct transfer of male gametes into female.
Internal development of young
Laying shelled eggs
3
Which is an adaptations to living in arid areas for water conservation?
producing concentrated urine
Sweating
Staying underground during the day.
A nocturnal lifestyle.
4
Which of the following is a likely cause of the extinction of the thylacine.
Fire stick management by the indigenous people.
competition with other species
Hunting since European settlement
The natural decline in global biodiversity
5
Which of the following is NOT evidence of continental drift?
Mountain ranges
matching continental boundaries
Spreading zones
mid ocean ridges
6
Which of the following is NOT a point of Darwins theory of evolution
individuals that develop favorable characteristics survive.
Favorable characteristics become more common in populations
There is variation in all species
Organisms with favorable characteristics survive.
7
Which of the following is evidence that Australia was part of Gondwana?
Similar animals on Australia, Africa and south America.
Australias climate changed from cold to temperate.
Frequent volcanic activity in Australia in the past.
Fossilized evidence of extinct Australian megafauna.
8
Which of the following help plants survive in arid conditions.
Leaves with sunken stomata
Leaves with a large surface area.
plants with lots of leaves.
Leaves with a waxy coating

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