Class 9 Exam > Class 9 Videos > Science Class 9 > Quick Revision: The Fundamental Unit of Life
Quick Revision: The Fundamental Unit of Life Video Lecture | Science Class 9
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FAQs on Quick Revision: The Fundamental Unit of Life Video Lecture - Science Class 9
| 1. What is a cell? |  |
Ans. A cell is the basic structural and functional unit of all living organisms.
| 2. What are the two main types of cells? | |
Ans. The two main types of cells are prokaryotic cells (like bacteria) and eukaryotic cells (like plant and animal cells).
| 3. What are the different organelles found in a eukaryotic cell? | |
Ans. Some of the organelles found in a eukaryotic cell are the nucleus, mitochondria, endoplasmic reticulum, Golgi apparatus, lysosomes, and chloroplasts (in plant cells).
| 4. How do cells obtain energy for their functions? | |
Ans. Cells obtain energy through a process called cellular respiration, where they convert glucose into ATP (adenosine triphosphate) molecules that are used as energy currency.
| 5. How do cells communicate with each other? | |
Ans. Cells communicate with each other through chemical signals and receptors on their cell membranes, allowing for coordination of functions and responses to external stimuli.
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Oct 25, 2024 Last updated |
Video Description: Quick Revision: The Fundamental Unit of Life for Class 9 2024 is part of Science Class 9 preparation.
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