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Biology

Biology
Precentage of CO2 found in exhaled air

0.04
0.12
0.16
0.08

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Biology
Study of nose and alfactory organs is called

Radiography
None of these
Rhinology
Radiology

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Biology
Most of the red, blue and purple colours of plants are due to a pigment called

anthocyanin
chlorophyll
carotene
xanthophylls

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Biology
What is the purpose of the mucus in your nose?

All of these
Protects lungs
Clear air passage
Protects nose

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Biology
Appetite is triggered by

Pancreatic enzymes
Stomach enzymes
Environmental cues such as the smell or taste of food
Physiological drive

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Biology
What is the first thing that alcohol effects?

Vision
Speech
Balance
Judgement

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