List of top Questions asked in Bihar Board Class X Exam

Which of the following acids is found in vinegar?
Binary fission is found in:
Which hormone is secreted from the pancreas?
Which among the following is responsible for clotting of blood?
Which type of nitrogenous wastes is excreted by living organisms?
The change in body that occurs during adolescence is due to:
The body is balanced by the organ:
The chemical formula of chalk is:
Iodized salt is:
What is the chemical name of Plaster of Paris?
What is present in cathode rays?
Which mode of nutrition is found in fungi?
Which of the following is the male gamete?
An example of a parasitic plant is:
Which one of the following is a covalent compound?
An aqueous solution of ammonium chloride is:
Which of the following is a good conductor of electricity?
The atomic number of magnesium is 12. What is its valency?
Which of the following metals is displaced from its salt solution by iron?
The commercial production of ethyl alcohol is done by which chemical process?
What is the chemical formula of quicklime?
Draw a labelled diagram of human digestive system and explain the digestive process of food.
What is a food chain? Explain it with an example.
Zn + CuSO$_4$ $\rightarrow$ ZnSO$_4$ + Cu, the above reaction is an example of:
On moving from right to left across the period of the modern periodic table, the atomic size: