October 12, 2014

Quiz 24- Biology-General Studies: General Knowledge Question & Answers

231 Q) The pH of human blood is normally around

(a) 1.5-6.5
(b) 5.5 - 6.5 (CDS 2012)
(c) 7.5 - 8.0
(d) 8.5 - 9.0

232 Q) "Consider the following statements 
I. Pollen grains can withstand extremes of temperature and dessication. 
II. Pollen grains have sporopollenin, one of the most resistant biological material 
Which of the statements given above is/are correct?"

(a) Only I
(b) Only II
(c) Both II and III
(d) Neither I nor II

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
233 Q) "Select the correct answer 
I. Lung fish 
II. Spiny ant eater
Which of the organisms given above is/are connecting links?"

(a) Only I
(b) I and II
(cj II and III
(d) Only II

234 Q) "Consider the following statements
I. Femur is the longest bone in human body. 
II. Stape is the smallest bone found in ear.
 III. Stapedius is the smallest muscle in our body. 
IV. Turbinal bones can be traced in forelimbs.
 Which of the statements given above is/are correct? "

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

235 Q) "The following is/are the symptoms associated with diabetes mellitus, a common disease of human beings 
I. High sugar level in blood. 
II. Lower sugar level in blood. 
III. Higher insulin level in blood. 
IV. Lower insulin level in blood. 
Which of the statements given above is/are correct?"

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

236 Q) "Assertion (A) In the common leech, the embryos are developed in a scocoon. 
 Reason (R) The ditellum is permanently present in leech."

(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

237 Q) In ferns, the meiosis occursed before the formation of

(a) spores
(b) protonema
(c) gametes
(d) prothallus

238 Q) Which one among the following is the 'Bombaykol?

(a) A sol synthesized in Bombay
(b) A type of poison
(c) A pheromone extracted from a silk moth
(d) None of the above

239 Q) "Consider the following diseases 
I. Yellow fever 
 IV. Rubella 
Which of the diseases given above is/are caused by virus?"

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

240 Q) Chemically silk fibres are predominantly

(a) carbohydrate
(b) protein
(c) complex lipid
(d) fatty acids
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