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Biology

Biology
If CO2 concentration in the blood increases, the breathing will

Decrease
No effect
Stop
Increase

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Biology
Pine, fir, spruce, cedar, larch and cypress are the famous timber-yielding plants of which several also occur widely in the hilly regions of India. All these belong to

monocotyledons
angiosperms
dicotyledons
gymnosperms

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Biology
Usually the conspicuous ,coloured ,attractive part of flower is termed is

Petals
Sepals
Stamens
Carpels

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Biology
The term biology was first coined by

Darwin
Aristotle
Lamark
Lamark and Treviranus

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Biology
Which is called the factory of ribosomes?

Vacuole
Endoplasmic Reticulum
Nucleus
Nucleous

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Biology
Which hormone causes emotional disturbance

Oxytocin
Vasopressin
Adrenalin
Thyroxine

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