Class 11 Biology: Cell The Unit of Life Worksheet
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Q1 · MCQ · 1 mark
Who first observed living cells?
Q2 · MCQ · 1 mark
Which of the following is NOT a component of a prokaryotic cell?
Q3 · MCQ · 1 mark
The 'fluid mosaic model' of the plasma membrane was proposed by:
Q4 · MCQ · 1 mark
Cell wall in plants is primarily composed of:
Q5 · MCQ · 1 mark
Which organelle is known as the 'powerhouse of the cell'?
Q6 · FILL · 1 mark
The genetic material of prokaryotic cells is naked and not enclosed by a nuclear membrane. It is known as the __________.
Q7 · FILL · 1 mark
The process by which a cell engulfs large particles or whole cells is called __________.
Q8 · FILL · 1 mark
The organelle involved in the synthesis of lipids and steroids is the __________ endoplasmic reticulum.
Q9 · SHORT · 2 marks
Briefly define a cell.
Q10 · SHORT · 2 marks
What is the main function of ribosomes?