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Important Questions

Cell: The Unit of Life — Important Questions

ICSE · Class 11 · Biology

104 important questions from Cell: The Unit of Life for ICSE Class 11 Biology, with answers. Includes mcq and multiple choice questions.

104 questions48 flashcards2 formulas & key relations5 concepts

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A detailed, labeled diagram of a typical prokaryotic cell, such as a bacterium, showing its major components like cell envelope (glycocalyx, cell wall, plasma membrane), nucleoid, plasmid, flagellum,
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104 Questions·
mcqmultiple choice

Important Questions from Cell: The Unit of Life

1mcq

Who coined the term "cell" after observing cork under a microscope?

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Robert Hooke

Robert Hooke (1665) observed dead cork cells and called the compartments "cells" because they resembled monks' small rooms (cellulae).

2mcq

Which scientist discovered the nucleus?

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Robert Brown

Robert Brown discovered the nucleus in plant cells in 1833.

3mcq

What does "Omnis cellula e cellula" mean?

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All cells arise from pre-existing cells

"Omnis cellula e cellula" was stated by Virchow (1855) and means "every cell from a cell" — all cells arise from pre-existing cells.

4mcq

Which of the following is the smallest known living cell?

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Mycoplasma

Mycoplasma is the smallest known living cell (0.1–0.5 μm). It is also the simplest cell — it even lacks a cell wall.

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What are the important topics in Cell: The Unit of Life for ICSE Class 11 Biology?
Key topics in Cell: The Unit of Life include Cell as the Basic Unit of Life, Historical Development and Cell Theory, Prokaryotic and Eukaryotic Cells, Plant Cell and Animal Cell. Study these first, then practise questions on each for Class 11 exams.
How many important questions are there in Cell: The Unit of Life?
Super Tutor has 104 practice questions for Cell: The Unit of Life, including mcq, multiple choice questions. A sample with answers is on this page.

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Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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All ICSE Class 11 Biology Important Questions

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