Waste Generation and Management Structured Answer Biology Class-9 ICSE Selina Publishers Solutions Chapter-19. Step By Step ICSE Selina Concise Solutions of Chapter-19 Waste Generation and Management with Exercise-19 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.
Waste Generation and Management Exe-19 Structured Answer Biology Class-9 ICSE Concise Selina Publishers
| Board | ICSE |
| Publications | Selina Publication |
| Subject | Biology |
| Class | 9th |
| Chapter-19 | Waste Generation and Management |
| Book Name | Concise |
| Topics | Solution of E. Structured / Application / Skill Answer Type |
| Academic Session | 2023-2024 |
E. Structured/ Application / Skill Answer Type
Waste Generation and Management Class-9 Biology Concise Solutions
Page 199
Question 1.
The figure given below represents a device. Study the same and answer the following questions:
(a) Identify the device.
(b) Mention the specific purp[ose for which we ca use this device.
(c) Label the guidelines 1, 2, 3 and 4.
(d) Name another similar kind of device which can also be used for the same purpose.
(e) Draw a neat and labelled diagram of the device mentioned by you in part (d) above.
Answer:
(a) Scrubber.
(b) To remove gaseous and particulate air pollutants.
(c) The labelled guidelines are :
- 1 → Clean air
- 2 → Water spray
- 3 → Particulate matter
- 4 → Dirty air
(d) Electrostatic precipitator.
(e) Below is a neat and labelled diagram of an electrostatic precipitator :
— : End of Waste Generation and Management E. Structured/ Application/ Skill Answer Class-9 ICSE Biology Solutions :–
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