NCERT Solutions for Class 8 Science Chapter 2 Microorganisms : Friend and Foe in Hindi PDF Download
Download the Class 8 Science NCERT Solutions in Hindi medium and English medium as well offered by the leading e-learning platform Vedantu. If you are a student of Class 8, you have reached the right platform. The NCERT Solutions for Class 8 Science in Hindi provided by us are designed in a simple, straightforward language, which are easy to memorise. You will also be able to download the PDF file forNCERT Solutions for Class 8 Sciencein Hindi from our website at absolutely free of cost. You can also DownloadNCERT Solutions for Class 8 Mathsto help you to revise complete Syllabus and score more marks in your examinations.
NCERT, which stands for The National Council of Educational Research and Training, is responsible for designing and publishing textbooks for all the classes and subjects. NCERT textbooks covered all the topics and are applicable to the Central Board of Secondary Education (CBSE) and various state boards.
We, at Vedantu, offer freeNCERT Solutionsin English medium and Hindi medium for all the classes as well. Created by subject matter experts, these NCERT Solutions in Hindi are very helpful to the students of all classes.
उत्तर: ऐसी औषधियां जो बीमारी पैदा करने वाले सूक्ष्मजीवों को नष्ट कर देती हैं या उनकी वृद्धि रोक देती हैं प्रतिजैविक कहलाती हैं। इनको चिकित्सक की सलाह के अनुसार ही लेना चाहिए।
NCERT Solutions for Class 8 Science Chapter 2 Microorganisms : Friend and Foe in Hindi
Chapter-wise NCERT Solutions are provided everywhere on the internet with an aim to help the students to gain a comprehensive understanding. Class 8 Science Chapter 2 solution Hindi mediums are created by our in-house experts keeping the understanding ability of all types of candidates in mind. NCERT textbooks and solutions are built to give a strong foundation to every concept. These NCERT Solutions for Class 8 Science Chapter 2 in Hindi ensure a smooth understanding of all the concepts including the advanced concepts covered in the textbook.
NCERT Solutions for Class 8 Science Chapter 2 in Hindi medium PDF download are easily available on our official website (vedantu.com). Upon visiting the website, you have to register on the website with your phone number and email address. Then you will be able to download all the study materials of your preference in a click. You can also download the Class 8 Science Microorganisms : Friend and Foe solution Hindi medium from Vedantu app as well by following the similar procedures, but you have to download the app from Google play store before doing that.
NCERT Solutions in Hindi medium have been created keeping those students in mind who are studying in a Hindi medium school. These NCERT Solutions for Class 8 Science Microorganisms : Friend and Foe in Hindi medium pdf download have innumerable benefits as these are created in simple and easy-to-understand language. The best feature of these solutions is a free download option. Students of Class 8 can download these solutions at any time as per their convenience for self-study purpose.
These solutions are nothing but a compilation of all the answers to the questions of the textbook exercises. The answers/ solutions are given in a stepwise format and very well researched by the subject matter experts who have relevant experience in this field. Relevant diagrams, graphs, illustrations are provided along with the answers wherever required. In nutshell, NCERT Solutions for Class 8 Science in Hindi come really handy in exam preparation and quick revision as well prior to the final examinations.
Important Topics Covered in NCERT Solutions Class 8 Science Chapter 2
The following are the important topics that are covered in the NCERT Class 8 Science Chapter 2.
Introduction to microorganisms
Classification of microbes
Habitat of microorganisms
Use of microorganisms
Commercial use of microorganisms
Medicinal use of microorganisms
Use in soil fertility
Introduction to pathogens
Diseases caused by pathogens in humans
Diseases caused by pathogens in plants
Diseases caused by pathogens in animals
NCERT Solutions Class 8 Science Chapter 2: Key Points at a Glance
The following are the key points that are discussed in Chapter 2 Class 8 NCERT Science.
Organisms that cannot be seen with the naked eye are known as microorganisms.
Numerous microorganisms are unicellular in nature.
Protozoa, bacteria, fungus, and algae are the four classifications of microbes.
Viruses are organisms that have nucleic acid but do not have the ability to replicate.
Depending on the type of microbe, it can be classified as harmful or beneficial.
Commercially, some microorganisms can be utilised to create pharmaceuticals and alcohol.
Microbes that decompose organic waste and dead plants and animals into basic molecules help to clean up the environment.
Pathogens are microorganisms that can cause disease.
Protozoa are responsible for two terrible diseases: dysentery and malaria.
A vaccine is a biological preparation that provides active acquired immunity against a specific disease.
The root nodules of legume plants are home to a variety of microorganisms.
The bacteria residing in the leguminous roots are primarily involved in nitrogen fixation.
FAQs on NCERT Solutions for Class 8 Science Chapter 2 Microorganisms : Friend and Foe in Hindi
1. What are the harmful effects caused by microorganisms as stated in Chapter 2 of NCERT Solutions for Class 8 Science?
Some microorganisms can have adverse effects on humans and are often called pathogens. These microorganisms can reach our body through carriers like mosquitoes and can cause several types of ailments in humans. These microorganisms are bacteria, viruses or protozoa. They can have detrimental effects on plants and animals as well. Hence, despite their many useful effects, microorganisms can be harmful to human beings.
2. Why should I refer to the NCERT Solutions for Class 8 Science Chapter 2?
NCERT Solutions provide exercises, which are important because they are structured in a well-planned hierarchy of difficulty. The exercises discussed are of different types and give you a proper idea of the multiple ways questions could be asked for the same topic. Moreover, good chances are that multiple questions would be asked directly from the content of NCERT books. Referring to the solutions will help clear doubts and get a plausible explanation as well.
3. Are microorganisms our foe?
Microorganisms can be hazardous. Some microbes cause illnesses in humans, plants, and animals. Pathogens are the bacteria that cause illness. Some microbes wreak havoc on food as well. Hence protective measures must be ensured to counter the hazardous microorganism both prior to infection in the form of vaccines and precautionary measures and post-infection in the form of cure and medication.
4. What are the subjects in Class 8?
Mathematics, Science, Social Studies, and English are the disciplines required by CBSE for students in Class 8. Aside from that, students must study an extra language based on their preferences and the regulations of their various schools. Additional languages may include Hindi, Urdu, or Sanskrit, as well as any regional language supervised by the relevant state board. Practice well in all the disciplines. The solutions of all these subjects and their respective chapters can easily be availed on the Vedantu website.
5. What do you mean by microorganism Class 8?
A microorganism, sometimes known as a microbe, is a tiny creature that can survive as a single cell or as a colony of cells. Microorganisms are unicellular organisms that are very varied. All Archaea and Bacteria are microorganisms, according to Carl Woese's classification of the three domains of life.
Viruses and prions, which are typically considered non-living, are mostly excluded from this definition. In case of modules related to this topic or other topics of this chapter, you can find them on the Vedantu website or on the Vedantu app at free of cost.