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October 12, 2014

Quiz 23- Biology-General Studies: General Knowledge Question & Answers

221 Q) Which one among the following vitamins was regarded as the "wonder drug" by Linus Pauling?

(a) Vitamin A
(b) Vitamin B complex
(c) Vitamin C
(d) Vitamin D

222 Q) "Assertion (A) Storing of ripe fruits with unripe fruits causes ripening of unripe fruits. 
Reason (R) Ripe fruit releases auxin hormone."

(a) Both A and R are true and R is the correct explanation of A
(b) Both A and R are true but R is not the correct explanation of A
(c) A is true but R is false
(d) A is false but R is true

Biology Objective Bit Bank from Various Competitive Exams, GK Quiz Multiple Choice Questions with answers asked in Many Civil Service Exams with Key, Quiz on General Knowledge, GK Test,  Questions & Answers for UPSC IAS, SSC Tier 1, Bank PO Clerical, Railway RRB, APPSC, APSPSC & TPSC
223 Q) When an aeroplane take off, some occupants often feel pain in the region of ears. This is because of

(a) effect of loud sound in the middle ear
(b) rapid movement of otoliths in the inner ear
(c) rapid movement of endolymph in the semicircular canals
(d) blockage of the eustachian tubes


224 Q) "Consider the statements about aspartame 
I. It is a peptide essentially non-caloric sugar free sweetener. 
II. It is about 180 times sweeter than sucrose. 
III. It is widely used in drink and food industry. 
IV. It does not promote tooth decay. 
Which of the statements given above is/are correct?"

(a) II and III
(b) II and IV
(c) I, II and III
(d) All of these

225 Q) Which of the following will form a new species?

(a) Interbreeding
(b) Random mating
(c) Connecting links
(d) Variations

                       
226 Q) Which one of the following sets of elements was primarily responsible for the origin of life on the Earth?

(a) Hydrogen, oxygen and sodium
(b) Carbon, hydrogen and nitrogen
(c) Oxygen, calcium and phosphorus
(d) Carbon, hydrogen and potassium

227 Q) "Select the correct answer 
I. Ornithine II. Arginine III. Citrulline IV. Alanine 
Which of the amino acids given above are involved in the ornithene cycle of human beings?"

(a) I, II, III and IV
(b) I, II and III
(c) II and III
(d) III and IV

228 Q) Which of the following commercial form of hormone is used in sterile cows to induce lactation?

(a) Thyroxine
(b) Oxytocin
(c) Vasopressin
(d) Relaxin

229 Q) What is the amount of blood filtered by the kidney within a minute?

(a) 1200 ml
(b) 1600 ml
(c) 600 ml
(d) 800 ml

230 Q) "Assertion (A) The male anopheles does not spread malaria. 
Reason (R) It does not carry plasmodium."

(a) Both A and R are true and R is the correct explanation of A
(b) Both A and R are true but R is not the correct explanation of A
(c) A is true but R is false
(d) A is false but R is true
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