General Science MCQ For Competitive Exam Set 39

General Science MCQ For Competitive Exam

India’s most important competitive Exams and MCQs like UPSC, IAS, RAILWAY, SSC and many more competitive exams have a syllabus regarding the History and we are providing all the important topics of the Ancient, Medieval and Modern Indian History in PDH format which is easily downloadable. We also provide important General Knowledge and General science MCQs For competitive Exam given below.

General Science MCQ For Competitive Exam

Q1.  The property of a substance to absorb moisture from the air on exposure is called

(A) osmosis

(B) deliquescence

(C) efflorescence

(D) desiccation

Q2. In which of the following activities silicon carbide is used?

(A) Making cement and glass

(B) Disinfecting water of ponds

(C) cutting very hard substances

(D) Making casts for statues

Q3.  The average salinity of sea water is

(A) 3%

(B) 3.5%

(C) 2.5%

(D) 2%

Q4. When an iron nail gets rusted, iron oxide is formed

(A) without any change in the weight of the nail

(B) with a decrease in the weight of the nail

(C) with an increase in the weight of the nail

(D) without any change in color or weight of the nail

Question Answer
1. B
2. C
3. B
4. C

Read More

General Knowledge MCQs For SSC

General Knowledge MCQs For UPSC

About admin

Check Also

Indian Polity MCQ For Competitive Exam Set 37

Indian Polity MCQ For Competitive Exam India’s most important competitive Exams and MCQs like UPSC, IAS, RAILWAY, SSC …

Leave a Reply

Your email address will not be published. Required fields are marked *