SSC MCQ Question Ans.Chemistry in our life. Mango is a very popular fruit in Bangladesh. People are afraid of eating fruit because calcium carbide is used to ripen them or preservatives are used. People think there is formalin in fishes, where will they go? The elements used to ripen fruits and as preservatives are chemical … Read more
Last Updated: March 20, 2026 at 4:07 pm
SSC MCQ Question Ans. Mineral Resources- Fossil. Recently Bangladesh Petroleum Corporation declared the invention of the oil field at Koilashtila and Joint. Before this, their declaration was about the invention of the oil field at Haripur. But in fact, it was a gas field. The Little amount of oil has been found there along with … Read more
Last Updated: March 20, 2026 at 4:07 pm
SSC MCQ Question Ans. Mineral Resources: Metal-Nonmetal. Bijoypur, Gopalpur of Durgapur Upazilla of Netrokona district of Bangladesh is one of the best tourist places of Bangladesh. Hill of white clay is seen here beside the attractive lake. This clay rich in Kaolin or aluminum is used in ceramic industries. In the beginning, the people of … Read more
Last Updated: March 20, 2026 at 4:07 pm
SSC MCQ Question Ans. Acid-Base Balance. Lead is extracted from the acidic residue of rejected batteries of vehicles /IPS/ solar panel in 50 furnaces on the beach of river Jamuna at Bera Upazila of Pabna district. People are extremely annoyed at the toxic smoke and bad odor from the furnaces. Crops are not growing in … Read more
Last Updated: March 20, 2026 at 4:07 pm
SSC MCQ Question Ans. Chemistry and Energy. In fact, a chemical bond is a store of energy. Energy is associated with the formation and breaking of chemical bonds. As the number of changing in chemical bond happened in the world, in all cases transformation of energy happened. We perform us every day works using the … Read more
Last Updated: March 20, 2026 at 4:07 pm
SSC MCQ Question Ans. Chemical Reaction. The elements present in nature are changing gradually. There are different kinds of changes. Some of the changes are physical and some are chemical. Every change has some effects. Particularly chemical changes have both good and bad effects. So it is mandatory to have proper knowledge about the effects … Read more
Last Updated: March 20, 2026 at 4:07 pm
SSC MCQ Question Ans. The concept of Mole and Chemical Calculations. In performing a chemical reaction, it is indeed necessary for a chemist to determine what amount of substance is to use as the reactant and what amount of product and byproduct and unwanted substances are produced. Particularly, in chemical industries, this calculation is a … Read more
Last Updated: March 20, 2026 at 4:07 pm
SSC MCQ Question Ans. Chemical Bonds. Inert gases are stable in nature as mono-atomic gases, except these gases the atoms of other elements cannot exist independently in nature. Molecules of fundamental gases are di-atomic like O2, N2, F2, Cl2, Br2, etc. Again molecules of some elements consist of more than two atoms. For example O3, … Read more
Last Updated: March 20, 2026 at 4:06 pm
SSC MCQ Question Ans. Periodic Table. Periodic Table is a conceptual diagram of the properties of the elements expressed in the table. Total of 118 elements is detected up to the year 2012. It is not possible to remember all the properties of each element separately. In Periodic, Table elements are classified on the basis … Read more
Last Updated: March 20, 2026 at 4:06 pm