October 9, 2014

Quiz 18- Biology-General Studies: General Knowledge Question & Answers

171 Q) Which one among the following vitamins is necessary for blood clotting?

(a) Vitamin-A
(b) Vitamin-D
(c) Vitamin-K
(d) Vitamin-C

172 Q) The phenomenon of Poly-embryony was first observed in

(a) manginifera
(b) cucurbita
(c) citrus
(d) euphorbia

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
173 Q) What happen to plant cells when they are kept in a hyper-osmotic solution?

(a) Flaccidity
(b) Turgidity
(c) Plasmolysis
(d) Bursting

174 Q) The nucleolus is the chief site for the synthesis of

(a) tRNA
(b) mRNA
(c) rRNA
(d) scRNA

175 Q) "Which of the following viruses have RNA as the genetic material? 
1.Polio-viruses 2. Reo-viruses 3. Adenoviruses 4. TMV Codes"

(a) All of these
(b) 1,2 and 4
(c) 2, 3 and 4
(d) 3 and 4

176 Q) In higher animals, haemoglobin is found in red blood corpuscles. Which of the following animals have haemoglobin dissolved in plasma?

(a) Annelids
(b) Birds
(c) Reptiles
(d) Mammals

177 Q) "Consider the given cell organelles
 I. Mitochondria II. Plastids III. Ribosome
Which of the cell organelle(s) given above is/are common in both plant and animal cells?"

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

178 Q) "Consider the followings 
I. Meristem II. Microspore III. Megaspore 
Which of the plant cells/tissues given above is/are ‘totipotency’ in nature?"

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

179 Q) Which one among the following amino acids is the last entry in "magic-20''s?

(a) Serine
(b) Histidine
(c) Proline
(d) Asparagine

180 Q) "Consider the following statements about progeria 
I. Progeria is the genetic disease associated with fast ageing. 
II. Progeric patients never live beyond early twenties. 
III. It happens due to point mutation replacing cytosine by thymine 
Which of the statements given above is/are correct?"

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