IB Security 2019

Instructions

For the following questions answer them individually

IB Security 2019 - Question 51


Kidneys in human beings are a part of the system for:

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IB Security 2019 - Question 52


The gap between two neurons is called a:

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IB Security 2019 - Question 53


In a plant, the anther contains:

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IB Security 2019 - Question 54


In evolutionary terms, we have more in common with:

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IB Security 2019 - Question 55


Which of the following material cannot be used to make a lens?

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IB Security 2019 - Question 56


The human eyes form the image of an object at its:

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IB Security 2019 - Question 57


Which of the following terms does not represent electric power in a circuit?

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IB Security 2019 - Question 58


The device used for producing electric current is called:

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IB Security 2019 - Question 59


Which of the following is not an example of bio-mass energy source?

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IB Security 2019 - Question 60


Which of the following constitute a food chain?

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