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Blood is

A. acidic

B. alkaline

C. neutral

D. like a buffer

Correct Answer :

B. alkaline


Related Questions

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What are the symptoms of Xeroph-thalmia?

A. eye weakness

B. dry skin and night blindness

C. nervous break down

D. All the above

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The cellular and molecular control o( programmed cell death is known as

A. Apoptosis

B. Ageing

C. Degeneration

D. Necrosis

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Tetrodotoxin is a potent poison that

A. erodes blood vessels

B. blocks conduction of nerve impulses causing respiratory paralysis

C. produces damage to the kidneys

D. produces intestinal bleeding

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Sadabahar, a common weed, is the raw material that provides the source of medicines used In the treatment of

A. gout

B. blood cancer

C. coronary heart disease

D. polio

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Small pox is caused by

A. bacteria

B. fungus

C. virus

D. algae

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Scurvy is a disease caused by the deficiency of vitamin.

A. A

B. B

C. C

D. D

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The thrombocytes are associated with

A. blood coagulation

B. transport of respiratory gases

C. removal of nitrogenous wastes

D. All the above

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The amount of blood in a normal man is about

A. 5.0 litres

B. 2.5 litres

C. 3.8 litres

D. 4.7 litres

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Organisms that live in the deep sea are mainly

A. Herbivores

B. Carnivores

C. Detritivores

D. None of the above

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Name the nematode which lives in lymph vessels of man.

A. Ascaris

B. Hook worm

C. Filarial worm

D. Guinea worm

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Timberline shows

A. a line of trees

B. the limit of the forest

C. annual rings

D. height of trees

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Measles is caused by

A. bacteria

B. fungus

C. virus

D. protozoan

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The counting of RBCs is done with

A. haemocytometer

B. haemoglobinometer

C. clinostat

D. thermometer

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Excess of amino-acids are broken down to form urea in the

A. Liver

B. Kidney

C. Spleen

D. Rectum

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Which one of the endocrine glands disappears after puberty?

A. Thyroid

B. Thymus

C. Adrenals

D. Pituitary

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If a father has blood group A and the mother has blood group 0, which one of the blood groups may be found in their progeny?

A. A

B. AB

C. O

D. Both (a) and (c)

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Valve a are present inside

A. Arteries

B. Capillaries

C. Veins

D. Lymph vessels

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The blood pressure is controlled by the hormone

A. Vasopressin

B. Oxytocin

C. Oestrogen

D. Testasterone

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The rate of heartbeat is accelerated by the hormone

A. adrenaline

B. acetylcholine

C. thyroxine

D. pituitrin

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The influenza vaccine was discovered by

A. Salk

B. Khorana

C. Mittel

D. None of the above

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What are oncogenes?

A. a dominant gene

B. a set of genes which produce cancer

C. a gene present in the X-chromosomes causing haemophilia

D. a recessive gene

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When a movement of a plant organ is stimulated by contact with an object, it is termed

A. heliotropism

B. geotropism

C. haptotropism

D. gardening

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Green plants In the sea are useful for respiration of flash because they

A. release oxygen

B. release carbon dioxide

C. release oxygen and carbon dioxide simultaneously

D. take oxygen and give out carbon dioxide

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Which one of the following is not caused by bacteria?

A. Tuberculosis

B. Typhoid

C. Cholera

D. Mumps

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Mouth and foot diseases in cattle are caused by

A. Bacteria

B. Virus

C. Fungi

D. Pennicilium

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Blood of cockroach is

A. red

B. bluish

C. greenish

D. colourless

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Hormones are carried from their place of production by

A. ducts

B. blood

C. lymph

D. muscus

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Veins carry blood

A. towards the heart

B. away from the heart

C. both to and from the heart

D. only around the heart

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Gases of Jupiter' are

A. Ammonia, Methane, Hydrogen

B. Sulphur, Urethane, Oxygen

C. Carbon, Phosphorus and Oxygen

D. Nitrogen, Hydrogen and Chlorine

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Bordetella pertussis causes

A. tetanus

B. diphtheria

C. whooping cough

D. rabies