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NCERT Solutions For Class 9 Science Chapter 6 Tissues NCERT Solutions For Class 9 Science Chapter 6 Tissues IN-TEXT QUESTIONS SOLVED NCERT Textbook for Class 9 Science – Page 69 Question 1. What is a tissue? Answer:  A group of cells that are similar in structure and work together to do a peculiar function is called tissue. Question 2. What is the utility of tissues in multicellular organisms? Answer:  Tissues provide structural strength, mechanical strength, show division of labour. Class 9 Science NCERT Textbook – Page 74 Question 1. Name types of simple tissues. Answer:  The types of simple tissues are parenchyma, collenchyma, sclerenchyma and aerenchyma. Question 2. Where is apical meristem found? Answer:  Apical meristem is found at the tip of root or shoot of the plant. Question 3. Which tissue makes up the husk of coconut? Answer:  The husk of coconut is made of sclerenchymatous tissue. Question 4. What are the constituents of phloem? Answer:  Phloem...

NCERT Solutions for Class 10 Science Chapter 7 Control and Coordination October 27, 2024  by Nitish sir  Solutions For Class 10 Science Chapter 7 Control And Coordination   Page Number: 119 Question 1 What is the difference between a reflex action and walking? Answer: Reflex action Walking 1. It is the action which is performed automatically. 1. It is a response to the information transmitted by nerve to muscles of the legs. In this case, thinking is involved. 2. It is controlled and coordinated by spinal cord. 2. Brain instructs and controls leg muscles to move. 3. It is an involuntary action. 3. It is a voluntary action. Question 2 What happens at the synapse between two neurons? Answer: The small empty space between two nerve cells is called synapse. At synapse, a chemical substance is produced at the end of axon of one nerve cell that reaches to the other nerve cell through the dendrite. Thus, information is transmitted from one nerve cell to other nerve cell by synap...

  NCERT Exemplar Class 10 Science Chapter 7 Control And Coordination  October 27, 2024   by  NITISH SIR, CBSE NCERT Exemplar Class 10 Science Chapter 7 Control And Coordination are part of NCERT Exemplar Class 10 Science. Here we have given NCERT Exemplar Class 10 Science Chapter 7 Control And Coordination. NCERT Exemplar Class 10 Science Chapter 7 Control And Coordination Short Answer Type Questions 1.Label the parts (a), (b), (c) and (d) and show the direction of flow of electrical signals in the given figure. Answer. (a) Sensory neuron. (b) Spinal cord (CNS). (c) Motor neuron. (d) Effector (Muscle in arm). 2.Name the plant hormones responsible for the following: (а) Elongation of cells. (b) Growth of stem. (c) Promotion of cell division. (d) Falling of senescent leaves. Answer. (a) Auxin. (b) Gibberellin. (c) Cytokinin. (d) Abscisic acid. 3.Label the endocrine glands in the given figure. Answer. (a) Pineal gland. (b) Pituitary gland, (c) Thyroid, (d) Thymus. ...