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Biology Test - ...

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  • Question 1
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    Which of the following statements related to megasporangium is/are incorrect? i. The ovule is a small structure attached to the placenta by means of a stalk called funicle. ii. The body of the ovule fuses with funicle in a region called hilum. iii. Each ovule has one or two protective envelopes called integuments. iv. Basal part of the ovule is micropyle.

  • Question 2
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    The branch of genetics which deals with heritable changes in gene activity that are not caused by changes in the DNA sequence is

  • Question 3
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    Endoplasmic reticulum is involved inP. detoxificationQ. ribosome formationR. lipid synthesisS. glycogenolysis

  • Question 4
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    Lysosomes are known as suicidal bags because of

  • Question 5
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    Which of the following parts of muscle fibres is/are the storehouse of calcium ions?

  • Question 6
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    Oropharyngeal membrane is a transient ectodermal membrane formed in embryos. The intraembryonic coelom located cranial to the oropharyngeal membrane becomes

  • Question 7
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    A number of algae have a capacity to change their colour in relation to the wavelength of the incident light. This change is described as

  • Question 8
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    The type of PCR (Polymerase Chain Reaction) used to amplify the sequences flanking a segment at the border sequences is

  • Question 9
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    Which of the following statements is/are false?a. In plants, the growth by cell division occurs continuously throughout their life span.b. In animals, cell division occurs in certain tissues to replace lost cells.c. A multicellular organism grows by cell division, but a unicellular organism does not grow by cell division.

  • Question 10
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    Which is the most suitable phase for counting and identifying chromosomes?

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