UPSC Exam  >  UPSC Notes  >  Science & Technology for UPSC CSE  >  NCERT Textbook: Cell: The Unit of Life

NCERT Textbook: Cell: The Unit of Life | Science & Technology for UPSC CSE PDF Download

Download, print and study this document offline
91 videos|517 docs|212 tests

FAQs on NCERT Textbook: Cell: The Unit of Life - Science & Technology for UPSC CSE

1. What is a cell?
Ans. A cell is the basic structural and functional unit of all living organisms. It is the smallest unit of life that can perform all the necessary functions like metabolism, growth, and reproduction.
2. What are the different types of cells?
Ans. There are two main types of cells, namely prokaryotic cells and eukaryotic cells. Prokaryotic cells are found in bacteria and archaea, while eukaryotic cells are found in plants, animals, fungi, and protists.
3. What is the function of the cell membrane?
Ans. The cell membrane is a thin layer that surrounds the cell and separates it from the external environment. It regulates the movement of materials in and out of the cell and plays a crucial role in maintaining the cell's shape and structure.
4. What is the role of mitochondria in a cell?
Ans. Mitochondria are the powerhouses of the cell and are responsible for producing energy in the form of ATP through cellular respiration. They are found in eukaryotic cells and are involved in various metabolic processes like the breakdown of glucose and the synthesis of proteins.
5. How do cells reproduce?
Ans. Cells reproduce through two main processes, namely mitosis and meiosis. Mitosis is the process of cell division that results in the formation of two identical daughter cells, while meiosis is the process of cell division that results in the formation of four genetically diverse daughter cells.
Related Searches

Previous Year Questions with Solutions

,

NCERT Textbook: Cell: The Unit of Life | Science & Technology for UPSC CSE

,

shortcuts and tricks

,

mock tests for examination

,

study material

,

pdf

,

Objective type Questions

,

Free

,

Important questions

,

ppt

,

MCQs

,

Sample Paper

,

NCERT Textbook: Cell: The Unit of Life | Science & Technology for UPSC CSE

,

practice quizzes

,

Exam

,

Viva Questions

,

video lectures

,

Semester Notes

,

Summary

,

Extra Questions

,

past year papers

,

NCERT Textbook: Cell: The Unit of Life | Science & Technology for UPSC CSE

;