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Cell The Unit of Life BIOLOGY - Cell The Unit of Life

Rajasthan Board (RBSE) - STD 11 Science - BIOLOGY (Rajasthan - English Medium). 315 questions in this chapter.

Question types

Cell The Unit of Life question types

315 questions across 5 question groups — pick any mix to generate a BIOLOGY paper with step-by-step answer keys.

315
Questions
5
Question groups
5
Question types
Sample Questions

Cell The Unit of Life questions

One sample from each question group in this chapter. Select any group above to see the full set with answer keys.

Q 2M.C.Q (1 Marks)1 Mark
Which of the following features is common to prokaryotes and many eukaryotes?
  • A
    Chromatin material.
  • ✓
    Cell wall present.
  • C
    Nuclear membrane present.
  • D
    Membranes bound sub-cellular organelles present.

Answer: B.

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Q 3M.C.Q (1 Marks)1 Mark
Which of the following feature is not associated with centrosome?
  • ✓
    Lipid bilayer covering.
  • B
    Two centriole.
  • C
    Two cylindrical structures.
  • D
    Pericentriolar material.

Answer: A.

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Q 71 Marks Question1 Mark
Which of the following is not correct?
  1. Robert Brown discovered the cell.
  2. Schleiden and Schwann formulated the cell theory.
  3. Virchow explained that cells are formed from pre-existing cells.
  4. A unicellular organism carries out its life activities within a single cell.
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Q 81 Marks Question1 Mark
Which of the following is correct:
  1. Cells of all living organisms have a nucleus.
  2. Both animal and plant cells have a well defined cell wall.
  3. In prokaryotes, there are no membrane bound organelles.
  4. Cells are formed de novo from abiotic materials.
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Q 163 Marks Question3 Marks
Match the following
 
Column I
 
Column II
a.
Cristae
i.
Flat membranous sacs in stroma.
b.
Cisternae
ii.
Infoldings in mitochondria.
c.
Thylakoids
iii.
Disc-shaped sacs in Golgi apparatus.
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Q 215 Marks Questions5 Marks
What is a centromere? How does the position of centromere form the basis of classification of chromosomes. Support your answer with a diagram showing the position of centromere on different types of chromosomes.
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Q 235 Marks Questions5 Marks
Name two cell-organelles that are double membrane bound. What are the characteristics of these two organelles? State their functions and draw labelled diagrams of both.
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