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Cell: The Unit of Life - Quiz

Class XI
Biology
Cell: The Unit of Life
14 questions
MEDIUM

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1. What is the basic structural and functional unit of life?

Tissue · Organ · Cell · Organism

2. Which of the following is NOT a component of the cell theory?

All living organisms are composed of cells. · Cells arise from pre-existing cells. · All cells have a nucleus. · Cells are the basic unit of life.

3. What is the primary function of the plasma membrane?

Energy production · Protein synthesis · Regulating entry and exit of substances · Storage of genetic material

4. Which organelle is known as the powerhouse of the cell?

Ribosome · Endoplasmic reticulum · Mitochondria · Golgi apparatus

5. What is the jelly-like substance inside the cell called?

Nucleus · Cytoplasm · Cell wall · Chloroplast