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Biology

Biology
Deficiency of which minerals causes goitre?

Calcium
Iodine
Magnesium
Sulphur

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Biology
It is stiff rod of special cells surrounded by connecive tissue present in the mid -dorsal region and appears in the embryos of all chordates

Notochord
Cranianta
Ligule
Placenta

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Biology
Which one is located at the rear of the abdominal cavity

Pancreas
Heart
Kidneys
Liver

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Biology
The water and mineral salts are transported to the various organs by which of the following?

Cambium
Xylem
Phloem
Cortex

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Biology
Pressure, pain, and temperature receptors in the skin are

Proprioceptors
Mechanoreceptors
Interoceptors
Exteroceptors

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Biology
Main function of antibodies is against

During infection
Unfavourable environment
During deficiency of nutrient
None of these

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