NEET Biology Solved Question Paper 2010

Multiple Choice Questions

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Which one is true for ATP?

  • ATP is a prosthetic part of an enzyme

  • ATP is an enzyme

  • ATP is the organic ions of enzyme

  • ATP is a coenzyme

D.

ATP is a coenzyme

Adenosine-triphosphate (ATP) is a multifunctional nucleotide used in cells as a coenzyme. It is often called the molecular unitof currency of intracellular energy transfer. ATP transports chemical energy within cells for metabolism. It is produced by photophosphorylation cellular respiration and used by enzymes and structural proteins in many cellular processes including biosynthetic reactions, motility and cell division.

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    Mitochondria are semiautonomous as they possess

    • DNA

    • DNA and RNA

    • DNA, RNA and ribosomes

    • Protein

    Answer

    When the cell is fully turgid, its

    • DPD = OP

    • DPD = zero

    • WP = TP

    • OP = zero

    Answer

    Quiescent centre is found in plants at

    • root tip

    • cambium

    • shoot tip

    • leaf tip

    Answer

    Chitin is a

    • polysaccharide

    • nitrogenous polysaccharide

    • lipoprotein

    • protein

    Answer
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    Thylakoids occur inside

    • mitochondria

    • chloroplast

    • Golgi apparatus

    • endoplasmic reticulum

    Answer

    Chloroplast dimorphism is a characteristic feature of

    • plants with Calvin cycle

    • C4 -plants

    • all plants

    • only in algae

    Answer

    Which of the cell organelle lacks membrane?

    • Mesosome

    • Mitochondria

    • Ribosome

    • Liposome

    Answer

    Interfascicular cambium is a

    • primary meristematic tissue

    • primordial meristem

    • type of protoderm

    • secondary meristematic tissue

    Answer
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    Purines possess nitrogen at

    • 1, 2, 4 and 6 position

    • 1, 3, 5 and 7 position

    • 1, 3, 7 and 9 position

    • 1, 2, 6 and 8 position

    Answer