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Biology Test 75
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Biology Test 75

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  • Question 1/10
    4 / -1

    The appearance of brown spots surrounded by chlorotic veins is the prominent symptom of:-

  • Question 2/10
    4 / -1

    Which of the following contributes to increase in population density ?

    (a) Natality

    (b) Mortality

    (c) Immigration

    (d) Emigration

  • Question 3/10
    4 / -1

    The given schematic diagram depicts heterodont teeth and its thecodont arrangement. Find the correct labelling for A-D from the options given below :-

  • Question 4/10
    4 / -1

    Match the following

      Column-I   Column -II
    A  Chemical cancer causing agent 1  Cigarette smoke
    B  Physical cancer causing agent 2  Kangri cancer
    C  Biological cancer causing agent 3  Oncogenic virus
  • Question 5/10
    4 / -1

    The correct definition of genus may be :-

  • Question 6/10
    4 / -1

    Homo habilis refers to :

  • Question 7/10
    4 / -1

    Find the correct match from the following table?\

      Column-I Column-II Column-III
    (i)  AUG  Start codon  code methionine amino acid
     (ii)   GGG  First discoverd codon  code phenyl alanine
    (iii)  UGG  Termination codon  Not code for any amino acid
  • Question 8/10
    4 / -1

    Bacillus thuringensis is used to control :-

  • Question 9/10
    4 / -1

    If zygote or early embryo upto 8 blastomere is transferred into fallopian tube of a female. It is called as :-

  • Question 10/10
    4 / -1

    At the sweage discharge point of river, high mortality of fishes occured. Choose the most correct reason for this :-

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