| 1 |
The temperature of upper mantle is about .................. oC |
- A. 1000
- B. 1500
- C. 2000
- D. 2500
|
| 2 |
The rocks which consist of fossile of animals and plants are called...... rocks. |
- A. Organic
- B. Inorganic
- C. Chemically formed
- D. None of these
|
| 3 |
Fossile of plant and animals are not found in ........ rocks. |
- A. lgneous
- B. Organic
- C. Sedimentary
- D. Metaracorphic
|
| 4 |
---------- is used in fire extinguishers. |
- A. Cement
- B. Gypsum
- C. Salt
- D. Lime stone.
|
| 5 |
The distance between Earth's surface and its centre is. |
- A. 12757 km
- B. 6371 km
- C. 40275 km
- D. 40225 km
|
| 6 |
If the magma solidity horisultaly is cracks, it is called. |
- A. Sial
- B. Sima
- C. Sill
- D. Dyke
|
| 7 |
The melting of ........ results is making of glass. |
- A. Coal
- B. Salt
- C. Quartz
- D. Gypsum
|
| 8 |
In Pakistan how many techtonic collide with each other? |
|
| 9 |
----------- are formed by the aggrogation of unbereak . |
- A. Plates
- B. Core
- C. Rocks
- D. None of these
|
| 10 |
The geographical information system was introduced. |
- A. 1990
- B. 1991
- C. 1992
- D. 1993
|
