IB Biology Questions - Paper 2 Topic 5 Questions

8/9/2019 IB Biology Questions - Paper 2 Topic 5 Questions

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Topic 5.1Communities & Ecosystems


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Question 1 Medium

Describe the movement of energy andnutrients in an ecosystem.


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Question 2 Medium

Describe what is meant by a food chain anda food web.


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The Greenhouse Eect

Topic 5.2


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Question 1 Long

Explain how the emission of gases bothnaturally and through human activity canalter the surface temperature of the Earth.


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Topic 5.3 Populations


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Question 1 Medium

!utline reasons for the population of aunicellular organism not increasing despitereproduction by cell division.


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Topic 5.4 Evolution


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Question 1 Long

Explain how sexual reproduction caneventually lead to evolution in ospring.


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Question 2 Medium

Describe how natural selection leads toevolution.


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Topic 5.5 Classifcation


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Question 1 Short

"sing simple external recognition featuresdistinguish between the plant phylabryophyta and angiospermophyta.


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Question 2 Long

#lants are a diverse group of eu$aryoticorganisms. Describe the dierentcharacteristics of the bryophyta%licinophyta coniferophyta andangiospermophyta.


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IB Biology Questions - Paper 2 Topic 5 Questions