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Quick Revision: The Fundamental Unit of Life Video Lecture | Science Olympiad Class 9

FAQs on Quick Revision: The Fundamental Unit of Life Video Lecture - Science Olympiad 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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