NEET Biology Solved Question Paper 2010

Multiple Choice Questions

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Mitochondria are semiautonomous as they possess

  • DNA

  • DNA and RNA

  • DNA, RNA and ribosomes

  • Protein

C.

DNA, RNA and ribosomes

Each mitochondrion is a double membrane bound structure with the outer membrane and the inner membrane dividing its lumen distinctly into two aqueous compartments, ie, the outer compartment and the inner compartment. The inner compartment is called the matrix. The matrix possesses single circular DNA molecule, a few RNA molecules, ribosomes (70S) and the components required for the synthesis of proteins.

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    Thylakoids occur inside

    • mitochondria

    • chloroplast

    • Golgi apparatus

    • endoplasmic reticulum

    Answer

    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

    Answer

    Which of the cell organelle lacks membrane?

    • Mesosome

    • Mitochondria

    • Ribosome

    • Liposome

    Answer

    Chitin is a

    • polysaccharide

    • nitrogenous polysaccharide

    • lipoprotein

    • protein

    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

    Quiescent centre is found in plants at

    • root tip

    • cambium

    • shoot tip

    • leaf tip

    Answer

    Interfascicular cambium is a

    • primary meristematic tissue

    • primordial meristem

    • type of protoderm

    • secondary meristematic tissue

    Answer

    When the cell is fully turgid, its

    • DPD = OP

    • DPD = zero

    • WP = TP

    • OP = zero

    Answer
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    Chloroplast dimorphism is a characteristic feature of

    • plants with Calvin cycle

    • C4 -plants

    • all plants

    • only in algae

    Answer