Question

Different cells have different sizes. Arrange the following cells in an ascending order of their size. Choose the correct option among the following:

1. Mycoplasma
2. Ostrich eggs
3. Human RBC
4. Bacteria

Options

• I, IV, III, II

• I, III, IV, II

• II, I, III, IV

• III, II, I, IV

Answer 1

I, IV, III, II

Explanation:

0.3 m for Mycoplasma.

3 - 5 m bacterial cell

7.0 m human red blood cells

Ostrich eggs are among the largest cells, measuring (15 × 13) cm in length.