Aids to Health Structured Answer Biology Class-9 ICSE Selina Publishers Solutions Chapter-17. Step By Step ICSE Selina Concise Solutions of Chapter-17 Aids to Health with Exercise-17 including MCQs, Very Short Answer Type, Short Answer Type, Long Answer Type and Structured/Application Questions Solved . Visit official Website CISCE for detail information about ICSE Board Class-9.
Aids to Health Exe-17 Structured Answer Biology Class-9 ICSE Concise Selina Publishers
| Board | ICSE |
| Publications | Selina Publication |
| Subject | Biology |
| Class | 9th |
| Chapter-17 | Aids to Health |
| Book Name | Concise |
| Topics | Solution of E. Structured /Application /Skill Answer Type |
| Academic Session | 2023-2024 |
E. Structured /Application /Skill Answer Type
Aids to Health Class-9 Biology Concise Solutions
Page 188
Question 1.
The figures A, B and C given below represent a kind of protective method in our body. Study the same and answer the following question:
(a) Name and define the process which occurs in figure A.
(b) What kind of blood vessel is shown in figure-A? Write its one specific structural feature.
(c) Name and define the process occurring in figure-B.
(d) What kind of blood cell is shown in the figures? Write its technical name also.
(e) Name the specific type of cell containing a 4 lobed nucleus of the category answered by you in part (4) above.
Answer:
(a) The process is Diapedesis. It is defined as the squeezing of WBCs through the wall of capillaries into the tissues.
(b) Capillary wall. It is thin and semi-permeable.
(c) The process is Phagocytosis. It is the process in which WBCs engulf particle-like solid substances, especially bacteria.
(d) White Blood Cell (WBC), Leucocyte.
(e) Neutrophil.
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