The Cow || An essay on the cow for class- 3 to 6 || By Dvdn Mishra Classes

               THE  COW

For standard 3 to 6

.......................................................................................

The cow is a domestic animal.

She has four feet and a long tail.

She has two ears and two horns .

The cows are found in every part of India.

All Hindus worship her as "Gaumata". They believe that the cow is as like as "Maa Lakshmi'

The cows are very useful animal as she provide us milk .Her milk is very necessary for growing children as it contain all type of nutrients. There are many food products are made from her milk . Like as sweets, curd ,cheese etc. She also provide us calf which is used by the farmers for ploughing their fields.

Really the cows are very useful animal . So we should take care of them. We should provide them healthy food as well as clean water to drink. We should clean their home regularly.

Gay Lussac's Law Physics Class 11 chapter 1

 DVDN MISHRA CLASSES

Gay lussac'Law (1908)

All gasses participating in a chemical reaction bear a simple whole number ratio to one another and also to the volume the product , if they are in gaseous state . 

All measùrment of volumes being made at STP .

EX :- When hydrogen react react with chloride at STP ,

H2 +Cl2 -----------2HCL

1 volume    1 vol ------2 volume 

1ltr          1 ltr ------2ltr 

Class 10 Science Important mcq with Answer

DVDN MISHRA CLASSES  (DEEPAK SIR )

Class 10th Science Important MCQ With Answer (JAC BOARD )

Chapter :- 1

 Q.1.अभिक्रिया के दौरान बनने वाले  पदार्थ कहलाते हैं ;

a) अभिक्रिया  b) उत्पाद  c) संक्षारण  d) समीकरण 

Q.2.लोहे को जिंक से लेपित करने की क्रिया को कहते है;

a) संक्षारण                      b) गैल्वनिकरण 

 c) विद्युत अपघटन           d) कोई नहीं

Q.3. नाईट्रोजन डाईआक्साइड का (No2) के धुएं का रंग

 होता है ;

        a) भूरा        b) हरा      c) लाल       d) पिला 

Q.4. आलू चिप्स की थैली में कौन सी गैस भरी जाती है?

a) ऑक्सिजन   b) नाईट्रोजन  c) हिलियम  d) मीथेन 

Q.5 दुध से दही बनन कैसी प्रकिया है ?

a) भौतिक   b) रासायनिक   c ) दोनो   d ) कोई नहीं

Q.6. फेरस सल्फेट क्रिस्टल का रंग होता है ;

       a) स्वेत   b) हरा     c) लाल     d) भूरा 

Q.7.सिल्वर क्लोराईड(Agcl ) का रंग कैसा होता है ?

         a) स्वेत    b) हरा    c) लाल   d) भूरा 

Q.8. लाल तप्त लोहे पर जल्वास प्रवाहित करने पर कौन सा यौगिक बनता है ?

       a) FeO    b) Fe2O3   c)Fe3O4   d) Fes

 ANSWER(उत्तर ):- 

1.उत्पाद                           5.रासायनिक 

2.गैल्वनिकरण                  6.हरा 

3.भूरा                              7.स्वेत

4.नाईट्रोजन                      8.Fe3O4

CTET Exam 2020 ।। Very very Important Questions for Ctet exam 2020

CTET PREVIOUS  YEAR PAPER
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👉This video will be very useful
For CTET EXAM 2020. 
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CTET 2020 ।। Preparation for CTET exam 2020