- The season changes because of the ____________?
- Rousseau advocated an educational method which consisted of removing the child from___________?
- Deficiency of Iodine causes:____________?
- PBA stands for ____________?
- The technique of classroom management where the teacher punishes negative behaviors by removing an unruly student from the rest of the class is called___________?
- Where is the permanent Secretariat of G-20 ____________?
- The treatment of water with _________ improves the taste of water
- The temperature at which water boils depends mainly on ____________?
- The process of coating iron or steel sheet with a thin coat of zinc to prevent iron from rusting is called ____________
- Most polluted lake in the world is ____________?
- The able teacher is one who:____________?
- The natural tendency of the water can be reversed by applying ________ to the salty water part