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MCQs

Total Questions : 189 | Page 15 of 19 pages
Question 141. Algae are known as primary producers.
  1.    True
  2.    False
  3.    May be
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 142. Which of the following species are imporant for cervical dilation?
  1.    Laminaria japonica
  2.    Gracilaria
  3.    Chondrus
  4.    Gonyaulax catenella
 Discuss Question
Answer: Option A. -> Laminaria japonica
Answer: (a).Laminaria japonica
Question 143. Agar and carrageenan are polymers of _________________
  1.    glucose
  2.    phosphoric acid
  3.    starch
  4.    galactose
 Discuss Question
Answer: Option D. -> galactose
Answer: (d).galactose
Question 144. Which of the following algae continue to be a significant food in China?
  1.    brown algae
  2.    green algae
  3.    red algae
  4.    yellow algae
 Discuss Question
Answer: Option C. -> red algae
Answer: (c).red algae
Question 145. Which of the following species produces neurotoxin which causes death of aquatic animals?
  1.    Chlorella
  2.    Gonyaulax
  3.    Prototheca
  4.    Cephaleuros
 Discuss Question
Answer: Option B. -> Gonyaulax
Answer: (b).Gonyaulax
Question 146. Selective media for the isolation of Shigella is
  1.    Hektoen enteric agar
  2.    Salmonella-Shigella agar
  3.    Xylose lysine deoxycholate agar
  4.    All of these
 Discuss Question
Answer: Option D. -> All of these
Answer: (d).All of these
Question 147. Example of the pathogenic bacteria is/are
  1.    L biflexa
  2.    Lparva
  3.    Leptospira interrogans
  4.    All of these
 Discuss Question
Answer: Option C. -> Leptospira interrogans
Answer: (c).Leptospira interrogans
Question 148. Yersinia enterocolitica and Y. pestis can be differentiated on the basis of which of the following tests?
  1.    Decarboxylation of ornithine
  2.    Fermentation of sucrose and cellobiose
  3.    Motility at 22°C
  4.    All of these
 Discuss Question
Answer: Option D. -> All of these
Answer: (d).All of these
Question 149. The media which serve(s) as enrichment media for Salmonella is/are
  1.    Tetrathionate broth
  2.    Brilliant green tetrathionate broth
  3.    Selenite-F broth
  4.    All of these
 Discuss Question
Answer: Option D. -> All of these
Answer: (d).All of these
Question 150. The technique(s), used for the assay of heat-labile enterotoxin produced by Escherichia coli, is/are
  1.    Steroid production in Yl mouse adrenal cell culture
  2.    Morphological changes in Chinese hamster ovary
  3.    Enzyme-linked immunosorbent assay
  4.    All of these
 Discuss Question
Answer: Option D. -> All of these
Answer: (d).All of these

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