GENERAL SCIENCE BIOLOGY ONE LINERS FOR TNPSC UPSC SSC SET 059

GENERAL SCIENCE BIOLOGY ONE LINERS FOR TNPSC UPSC SSC SET 059

581). The major chemical compound found in human kidney stones is
A). uric acid
B). calcium carbonate
C). calcium oxalate
D). calcium sulphate

Answer: calcium oxalate


582). Eco mark is given to the Indian products that are
A). pure and unadulterated
B). rich in proteins
C). environment friendly
D). economically viable

Answer: environment friendly
   
583). In eye donation, which one of the following parts of donor's eye is utilized ?
A). Iris
B). Lens
C). Cornea
D). Retina

Answer: Cornea

   
584). Neem tree has acquired industrial importance as a source of
A). biopesticide and antifertility compound
B). antifertility compound, biofertilizer and anti-cancer drug
C). biofertilizer, biopesticide and antifertility compound
D). anti-cancer drug, biopesticide and biofertilizer

Answer: anti-cancer drug, biopesticide and biofertilizer
   
585). Which one of the following genetic diseases is sex-linked ?
A). Royal haemophilia
B). Tay-Sachs disease
C). Crystic fibrosis
D). Hypertension

Answer: Royal haemophilia


586). Lathyrism is caused by excessive consumption of
A). Kesari Dal
B). Mustard oil
C). Polished rice
D). Mushrooms

Answer: Kesari Dal


587). Barium in a suitable form is administered to patients before an X-ray examination of the stomach, because
A). barium allows X-rays to pass through the stomach on account of its transparency to X-ray
B). barium compound, like magnesium sulphate helps in cleaning the stomach before X-ray examination
C). barium is a good absorber of X-rays and this helps the stomach to appear clearly in contrast with the other regions in the picture
D). barium salts are white in colour and this helps the stomach to appear clearly in contrast with other regions in the picture

Answer: barium allows X-rays to pass through the stomach on account of its transparency to X-ray

   
588). Cobalt-60 is commonly used in radiation therapy because it emits
A). alpha rays
B). beta rays
C). gamma rays
D). X-rays

Answer: gamma rays

   
589). Which of the following can cause cancer as well as cure it, depending upon its intensity and use?
A). Chemicals
B). Tobacco
C). Ionised radiations
D). Ultra-violet rays

Answer: Chemicals

590). Normal Blood pressure of human being must be
A). 140/80
B). 160/100
C). 120/80
D). 140/90

Answer: 120/80