NEET Biology Solved Question Paper 2004

Multiple Choice Questions

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The joint of radio-ulna with the upper arm is

  • hinge joint

  • pivot joint

  • socket joint

  • none of these

A.

hinge joint

In hinge joint a condyle at the end of one bone fits in the depression of other bone in such a manner that the bone with condyle can swung like a loop on its hinge only in one direction e.g. leg elbow joint, ankle joint and knee joint etc.

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    If the pollen tube enters the ovule through funiculus, the phenomenon is known as

    • porogamy

    • chalazogamy

    • mesogamy

    • heterogamy

    Answer

    Which of the following is the most resistant material in pollen grain

    • Sporopollenin

    • Intine

    • Exine

    • Certicle

    Answer

    The infective stage of Plasmodium is

    • sporozoite

    • merozoite

    • trophozoite

    • schizont

    Answer

    Which one of the following is vestigeal organ of human

    • Hair

    • Intestine

    • Wisdom teeth

    • Muscle of glottis

    Answer
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    A man of blood group 'A', marries a woman of blood group 'B', both of them are heterozygous for blood group, chances of their first child having blood group AB will be

    • 25%

    • 50%

    • 75%

    • 100%

    Answer

    In split genes the coding sequences are called

    • introns

    • exons

    • cistrons

    • operons

    Answer

    Dinosaurs become extinct in

    • Permian age

    • Triassic period

    • Jurassic period

    • Cretaceous period

    Answer

    Stanley Miller performed an experiment to prove the origin of life. They took gases NH3 and H2 along with

    • N2 and H2O

    • H2O and CH4

    • CH4 and N2

    • CO2 and NH3

    Answer
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    Which of the following pairs is correctly matched

    • Central dogma- Codon

    • Okazaki fragments - Splicing

    • RNA polymerase -RNA primer

    • Restriction enzymes - Genetic engineering

    Answer