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MCQs

Total Questions : 131 | Page 13 of 14 pages
Question 121. In a developing embryo, the stem cells can differentiate into
  1.    ectoderm
  2.    endoderm
  3.    mesoderm
  4.    all of above
 Discuss Question
Answer: Option D. -> all of above
Answer: (d).all of above
Question 122. For which of following canine teeth are used?
  1.    grinding
  2.    tearing
  3.    crushing
  4.    piercing
 Discuss Question
Answer: Option D. -> piercing
Answer: (d).piercing
Question 123. Which of following plants are referred to as angiosperms?
  1.    spiky
  2.    cone bearing
  3.    flowering
  4.    underground
 Discuss Question
Answer: Option C. -> flowering
Answer: (c).flowering
Question 124. What are last billion years on earth called?
  1.    Phanerozoic eon
  2.    hadean
  3.    Archaean
  4.    Proterozoic
 Discuss Question
Answer: Option A. -> Phanerozoic eon
Answer: (a).Phanerozoic eon
Question 125. Humans belong in which of following eons?
  1.    hadean
  2.    Archaean
  3.    Proterozoic
  4.    Phanerozoic eon
 Discuss Question
Answer: Option D. -> Phanerozoic eon
Answer: (d).Phanerozoic eon
Question 126. What are RNA catalysts called?
  1.    RNAse
  2.    RNA initiator
  3.    RNA polymerase
  4.    ribozymes
 Discuss Question
Answer: Option D. -> ribozymes
Answer: (d).ribozymes
Question 127. Which of following is not a part of Phanerozoic era?
  1.    Paleozoic
  2.    Cenozoic
  3.    Mesozoic
  4.    Archaean
 Discuss Question
Answer: Option D. -> Archaean
Answer: (d).Archaean
Question 128. How many million years old fossils of eukaryotes have been found?
  1.    1800
  2.    1000
  3.    500
  4.    200
 Discuss Question
Answer: Option A. -> 1800
Answer: (a).1800
Question 129. Humans belong in which of following epoch?
  1.    Holocene
  2.    Pleistocene
  3.    Pliocene
  4.    Oligocene
 Discuss Question
Answer: Option A. -> Holocene
Answer: (a).Holocene
Question 130. Mitochondria and chloroplast replicate by which of following process?
  1.    replication
  2.    binary fission
  3.    cloning
  4.    splitting
 Discuss Question
Answer: Option D. -> splitting
Answer: (d).splitting

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