What are the waves that are used to penetrate solids and are used by doctors?
1). Sound wave
2). X-rays
3). UV rays
4). Mechanical
1. The mechanism of uric acid excretion in nephron is
2. Which is the most stable ecosystem?
3. High milk yielding varieties of cows are obtained by
4. Which one of the following binds with hemoglobin irreversibly?
6. The purest form of water is
7. The instrument used to measure the speed of the wind is
8. Magnetism in materials is due to
9. Tear gas is