401. Thickly population cities are usually situated on the bank of river because

A Soil is fertile
B Fertile soil & regular water supply
C Fresh water is available in plenty
D Old civilization
Answer :   Fertile soil & regular water supply
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402. Copper -T

A Supressesrs fertilization of corcring ovum
B Acts as barrier
C Prevents implantation of Blastocyst
D Prevents cleavage
Answer :   Prevents implantation of Blastocyst
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403. Angology is

A Study of Anxiety
B Study of blood vessels
C Study of blood
D Study of X-ray
Answer :   Study of blood vessels
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404. Saheli, A female antifertility pill is used

A Daily
B Weekly
C Quarterly
D Monthly
Answer :   Weekly
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405. Congenital diseases are

A Diseases present at birth
B Deficiency diseases
C Spread from one individual to anoher
D Occur during life
Answer :   Diseases present at birth
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406. Clostrum, the first milk secretion of mammary gland is rich in imunoglobin

A IgE
B IgM
C IgA
D Remain unchang
Answer :   IgA
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407. Retroviruses are implicated as a cause for cancer in humans because they

A carry gene for reverse transcriptase
B may carry cellular proto-oncogenes in their genome
C may carry v-oncogenes in their genome
D carry single stranded RNA as their genetic material
Answer :   may carry cellular proto-oncogenes in their genome
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408. Vishuchika in Ayurveda is called

A Plague
B Small pox
C AIDS
D Cholera
Answer :   Cholera
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409. Passive immunity was discovered by

A Edward Jenner
B Emil von Behring
C Robert Koch
D Louis Pasteur
Answer :   Edward Jenner
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410. Most potent hallucinogenic drug is

A Charas
B Bhang
C Hashish
D LSD
Answer :   LSD
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