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Biology Test 56
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    birds and mammals, because they are relatively well-known taxa.

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    The most accurate assessments of current extinction rates probably come from studies of..
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    Translocation

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    Exchange of one part of a chromosome with a part of the same or another chromosome is..
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    Mechanical support

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    Epiphytes are plants which depend on other plants for
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    3 only

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    Which of the following pairs is/are correctly matched ? Theory /Law                   Associated Scientist 1. Continental Drift          :    Edwin Hubble 2. Expansion of Universe   :     Alfred Wegener 3. Photoelectric Effect       :    Albert Einstein Select the correct answer using the code given below :
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    Both 1 and 2

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    Consider the following statements: 1. Hepatitis B is serveral times more infections than HIV/AIDS 2. Hepatitis B can cause liver cance Which of the statements given above is/are correct ?
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    Conversion of private to acetyl CoA

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    Which one of the following reactions is an example of oxidative decarboxylation?
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    Cytosine

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    Which base is present in RNA but not in DNA ?
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    X-rays

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    CT Scan is done by using -
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    several species.

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    All of the following phrases could characterize a population except..
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    Micropropagation

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    To raising of plants from a small tissue in culture is known as
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    introduced predator.

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    The Nile perch (Lates niloticus) is a good example of a(n)
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    Hepatitis B virus

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    The liver disease Hepatitis-B is caused by -
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    Excat multiple of haploid set of chromosomes

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    Euploidy is...
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    Earthquakes

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    The accumulation of stress along the boundaries of lithospheric plates results in which of the following?
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    1 black: 2 blue :1white

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    A blue fowl obtained from mating between black and white fowls, is self-crossed. The F2 ratio is:
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    Ischaemia

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    Insufficient blood supply in the human body is referred to as ___ .
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    Australia

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    A class of animals known as Marsupials is a characteristic feature of
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    8th abdominal segment

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    A dorsal horn is present on the ________ of mulberry silk worm (caterpillar).
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    Organic Biofertilizer

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    Vermicompost is a/an -
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    Root hairs

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    Plants absorb most part of water needed by them through their ?
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    Planaria

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    Flame cells are excretory organ of:
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    Spirogyra

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    Which one of the following is an example of chlorophyllous thallophyte?
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    Biofertilizer,biopesticide and antifertility compound

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    Neem tree has acquired industrial importance as a source of
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    Coconut milk

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    In a tissue culture media, the resource of the phytohormone is
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    it does not link up with blood vessels

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    Corneal transplantation is done on large scale now-a-days because_________.
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    because of desiccation and mechanical damage to the tissues

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    Plants are killed in winter by frost____.
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    carrier mother, colour blind father

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    A colour blind daughter is born in case of
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    Nucleic acids and enzymes

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    A balanced diet does NOT include ________.
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    Stimulates formation of antibody

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    Antigen is a substance which
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    120 – 50 = 70 ml

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    In a typical heart, if EDV is 120 ml of blood and ESV is 50 ml of blood, the stroke volume (SV) is
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