Oath taken by medical graduates is given by-
Answer: C
The oath taken by medical graduates comes from Hippocrates.
The Hippocratic Oath binds the physician to act for the patient's benefit, to do no harm and to keep confidence. Modern graduates usually take a revised version, such as the Declaration of Geneva.
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The book Historia Animalium was written by
Answer: A
Historia Animalium was written by Aristotle, in the fourth century BC.
It describes and classifies several hundred animals from his own observation and from what fishermen and hunters told him, and is the earliest systematic work of zoology. It is why he is called the father of biology.
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When it was shown that animals could reproduce geometrically but didn't, Darwin concluded that
Answer: D
Darwin concluded that populations fail to reach their reproductive potential because of selective pressures.
Every species could increase geometrically, yet numbers stay roughly stable. The difference is made up by deaths from competition, predation, disease and shortage - and which individuals die is not random.
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Food wrapped in news paper is likely to get contaminated by
Answer: C
Food wrapped in newspaper can be contaminated with lead.
Printing inks have contained lead-based pigments and driers, which transfer to oily food in contact with the print. Lead accumulates in the body and damages the nervous system, especially in children.
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Radioactivity is a phenomenon of the spontaneous emission of
Answer: D
Radioactivity is the spontaneous emission of all three: alpha particles, beta particles and gamma rays.
An alpha particle is a helium nucleus, a beta particle an electron emitted from the nucleus, and a gamma ray high-energy electromagnetic radiation. Becquerel discovered the phenomenon in uranium in 1896.
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"Acetylsalicylic Acid" is commonly known as
Answer: C
Acetylsalicylic acid is aspirin.
Introduced by Bayer in 1899, it relieves pain and fever and reduces inflammation by inhibiting the cyclo-oxygenase enzymes that make prostaglandins. In low doses it thins the blood and is taken to prevent heart attacks.
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Eggs is not a source of -
Answer: A
Eggs contain no vitamin C.
The yolk supplies protein, fat, vitamins A, D, E, K and most of the B group, and iron. Vitamin C is one of the very few nutrients an egg lacks entirely, which is why it must come from fruit and vegetables.
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Oxyreductases, transferases, hydrolases, lyases, isomerases and ligases are all classes of
Answer: B
Oxidoreductases, transferases, hydrolases, lyases, isomerases and ligases are the six classes of enzymes.
The classification is by the reaction catalysed and is the basis of the EC numbering system. Enzymes are proteins, but not every protein is an enzyme.
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Plants that grow under average temperature and moisture are called:
Answer: C
Plants of average temperature and moisture are mesophytes - the great majority of land plants.
They need no special adaptations for drought or waterlogging: ordinary broad leaves, a moderate cuticle and a fibrous root system. Most crops and garden plants are mesophytes.
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What is the name of largest fruit ?
Answer: A
The largest fruit is that of Lodoicea, the coco de mer or double coconut of the Seychelles.
A single seed can weigh 25 kg and takes six to seven years to ripen. The plant with the smallest flowering is Wolffia, at under a millimetre.
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