CLASS 9 | SCIENCE : TISSUE: ऊतक
CLASS 9 SCIENCE TISSUE: ऊतक 1. What is Tissue? Ans. The group of cells having a common origin and similar function are termed as tissues. Q2. Tissue was discovered by? Ans. Bichat in 1792. Q3. What is Histology? Ans. Study of Tissue is called Histology. Q4. Write the importance of Tissue? Ans. Functions or importance of tissues are following: A: Different groups of cells perform specialized tasks, which reduces the workload on individual cells. B: Specialized tissues make body functions faster and more organized. C: Tissues group together to form organs and organ systems. D: Tissue protect body surfaces and provide structural support. Q5. How is the study of cells and tissues significant for understanding the life processes and human welfare? Ans: The study of cells and tissues is important because these are the basic units of life that group together to perform similar functions. Q6. Write the difference between Plant Tissue and Anim...