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Earn 100

Who proposed the hypothesis that the body of plants and animals is composed of cells and product of cells?

14.29% studentsanswered this correctly

Important Questions on Cell: The Unit of Life

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Who proposed the “cell lineage theory” by stating that “Omnis cellula-e cellula”?
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The feature which differentiates cells of the human cheek with the cells of onion peel is
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Choose the incorrect statement w.r.t. the main arena of cellular activities of a cell:
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Identify the mismatched pair concerning different shapes of the cells:

 

Cells

Shapes

(i)

Tracheids

Elongated

(ii)

White blood cells

Round and biconcave

(iii)

Nerve cells

Branched and long

(iv)

Mesophyll cell

Round and oval

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Match the following columns:

  Column I Column II
A Mycoplasma (i) Longest cell
B Human RBC

(ii) 7μm  in diameter

C Nerve cells (iii) 10 - 20 μm
D A typical eukaryotic cell (iv) 0.3 μm in length
    (v) Largest isolated single cell