Vidya Sanskar, Munger

Class 8 study materials part 6

May 7, 2020AdminNoticeComments Off on Class 8 study materials part 6

Watch the videos and answer the questions

Questions
1. What is combustion?
2. What is the difference between combustible and noncombustible substances?
3. What are the different types of combustion?
4. Explain rapid combustion , spontaneous combustion and explosion?
5. What is flame?
6. Explain with diagram the structure of flame?

1)संधि की परिभाषा व उनके भेद उदाहरण सहित दीजिए |
2) स्वर संधि की परिभाषा व भेद उदाहरण सहित दीजिए |
3) स्वर संधि के भेद के पॉच -पॉच उदाहरण लिखें|
4) व्यंजन संधि की परिभाषा उदाहरण सहित दीजिए |
5) विसर्ग संधि की परिभाषा उदाहरण सहित दीजिए |
6) दिए गए शब्दों के संधि विच्छेद कीजिए |
नयन, दिगम्बर, मनोनुकूल, निश्छल, चयन, तपोधन, कपीश, रजनीश, भानूदय, नरेंद्र, स्वागत, लोकेश, परोपकार, सदैव, जलौध, महौज, यद्यपि

 

ICT 1) What is Malware and how many types of Malware? Write their name. 2) What is Virus ? How many types of Virus are there? Write their names. 3) Define  the following:-. a. Micro Virus. b. File infective virus. c. Resident viruses. d. Companion virus e. Polymorphic virus 4) What is the difference between general programs and viruses? 5) Name the virus, which damages the boot sector of hard disk? 6) How is the virus transmitted in the computer system? 7) What  infects the whole LAN network? 8) When was the first commercial use of viruses done.

Express each of the following as a fraction :–
1) 45%
2) 86%
3) 55%
4) 25%
5) 95%
Express each of the following as a decimal:–
1) 8%
2) 10%
3) 2%
4) 12%
5) 40%
Find the value of each of the following:–
1) 40% of 80
2) 50% of 100
3) 65% of 3/13
4) 35%of 180
5) 100% of 50
Riya got 90% marks. The maximum marks for the test was 1050. Find the Riya’s total marks.

The class teacher gave 150 tickets to Surendra. He could sell 60% of them. How many tickets did Surendra sell?