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Biology

Biology
Anaemia is caused because of deficiency of which of the following?

Sodium
Iron
Calcium
Cobalt

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Biology
Damage to hearing is caused by sounds which exceed

80 decibles
100 decibles
120 decibles
70 decibles

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Biology
Who was the discoverer of human blood groups ?

Landsteiner
Leeuwenhoek
Livine
Vinear

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Biology
The device to measure transpiration in plants is

Crescometer
Clinometer
Hygrometer
Potometer

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Biology
Which part of Nervous system controls involuntary actions

Spinal cord
Cerebellum
Medulla oblongata
Hypothalamus

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Biology
Monotremes are unique mammals because they

secret milk in a pouch
lay eggs
posses hair
give birth to live young

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