GENERAL SCIENCE BIOLOGY ONE LINERS FOR TNPSC UPSC SSC SET 058

GENERAL SCIENCE BIOLOGY ONE LINERS FOR TNPSC UPSC SSC SET 058

571). Antigen is a substance which
A). lowers body temperature
B). destroys harmful bacteria
C). triggers the immune system
D). is used as an antidote to poison

Answer: destroys harmful bacteria

   
572). The pituitary gland by virtue of its tropic hormones controls the secretory activity of other endocrine glands. Which one of the following endocrine glands can function independent of a pituitary gland ?
A). Thyroid
B). Gonads
C). Adrenals
D). Parathyroid

Answer: Adrenals

   
573). The characteristic odour of garlic is due to
A). a chloro compound
B). a Sulphur compound
C). a fluorine compound
D). acetic acid

Answer: a Sulphur compound


574). Corpus luteum is a mass of cells found in
A). brain
B). ovary
C). pancreas
D). spleen

Answer: ovary


575). Alpha-keratin is a protein present in
A). blood
B). Skin
C). wool
D). eggs

Answer: Skin

576). What is the average fat content of buffalo milk ?
A). 7.2%
B). 4.5%
C). 9.0%
D). 10.0%

Answer: 9.0%

   
577). The water pollution in river is measured by the dissolved amount of
A). Chlorine
B). Ozone
C). Nitrogen
D). Oxygen

Answer: Oxygen

   
578). Consumption of fish is considered to be healthy when compared to flesh of other animals because fish contains
A). polyunsaturated fatty acids
B). saturated fatty acids
C). essential vitamins
D). more carbohydrates and proteins

Answer: polyunsaturated fatty acids
   
579). Haemophilia is a genetic disorder which leads to
A). decrease in haemoglobin level
B). rheumatic heart disease
C). decrease in WBC
D). non-clotting of blood

Answer: non-clotting of blood
   
580). The complete conversion of glucose in the presence of oxygen into carbon dioxide and water with release of energy is called
A). aerobic respiration
B). anaerobic respiration
C). glycolysis
D). hydrolysis

Answer: glycolysis