Q. Why is IST is ahead of GMT?

Q. Polycot is made by mixing two types of fibers. Write the names of the fibers.

Q. Define oxygen dissociation curve. Can you suggest any reason for its sigmoidal pattern?

Q. Write about life and contributions of Dr. Salim Ali.

Q. Mention any three of the terms of the ‘Treaty of Versailles’.

Q. Adobe photoshop lightroom 5.7.1 serial key

Q. What is the composition of liquefied petroleum gas (LPG) ?

Q. Name the mica producing places of India.

Q. Categorize the materials of the following products into ‘can be recycled’ and ‘cannot be recycled’: Telephone instruments, plastic toys, cooker handles, carry bags, ball point pens, plastic bowls, plastic covering on electrical wires, plastic chairs, electrical switches.

Q. Name the causative agent of malaria. State any two symptoms and two preventive measures of malaria.