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Biology

Biology
Which of the following hormones contains Iodine?

Adrenaline
Thyroxine
Insulin
Testosterone

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Biology
In N2- fixation process, nitrite is converted to nitrate by

Nitrobacter
Azospirillum
Nitosomonas
Azotobacter

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Biology
Which of the following is not a function of saliva?

Helps clean the mouth
Begins the chemical breakdown of starches
Moistens food and helps stick it together to make it easier to swallow
Contains fluoride to harden the tooth enamel

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Biology
The litmus paper utilized in the chemical laboratories is made of :

Fungi
Fern
Lichen
Algae

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Biology
Which one of the following is not reserve food of fungi

Both A and B
Starch
Fat
Glycogen

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Biology
Cortisol is secreted by

Thyroid gland
Parathyroid gland
Pituitary gland
Adrenal gland

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