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Biology

Biology
Blood group which have both antibodies

O
B
A
AB

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Biology
Radioactivity is a phenomenon of the spontaneous emission of

All of these
protons (alpha particles)
gamma rays (short wave electromagnetic waves)
electrons (beta particles)

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Biology
Which organ filters blood in human body?

Lungs
Heart
Kidneys
Liver

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Biology
Chemical Co- ordination in the body is brought out by

Enzymes
Lymph
Blood
Hormones

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Biology
Which of the following hormone is called the emergency harmone ?

Oxytocin
Insulin
Adrenaline
Estrogen

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Biology
Blue green algae posses chorophlyll along with a pigment known as

Chlorophy
None of these
Phycobilin
Haemoglobin

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