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Biology

Biology
________ is a hormone that regulates the amount of glucose in the blood.

Glucogen
Oxytocin
Insulin
Thyroxine

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Biology
Which of the following is an example of parasitism?

Ticks that live on dogs
All of these
Aphid insects eat the sap of the host plant
Leeches consume blood of their host

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Biology
Which one of the following processes takes place in lakes during eutrophication?

Excessive entry of nutrient into water
Rapid destruction of algal growth
Loss of dissolved nutrients from water
Excessive availability of dissolved oxygen

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Biology
Study of ductless gland is called

Endocrinology
Ecology
Embrayology
Euthenics

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Biology
Number of which type of WBC is greatest in blood of human

Basiophils
Neutrophils
Eosinophils
Lymphocytes

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Biology
Among the given nutrients, milk is a poor source of

Vitamin C
Protein
Calcium
Carbohydrate

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