Which of the following trees is not a soft wood variety
1). Fir
2). Mahogany
3). Pine
4). Spruce
2. Which of the following gases is most predominant in theSun
3. Which one of the following planets takes the same number ofdays for rotation and revolution
4. The term 'syzygy' is referred to when the :
5. The speed of rotation of the earth is:
6. Raipur is the capital of which Indian State?
7. Which type of forest is most widespread in India?
8. The World's longest river is
9. _______ determines colour, texture, chemical properties, mineral content and permeability of soil.