1. Oxygen transport is a function of ?
2. In plants water is carried upwards by
?
3. The animal that excretes uric acid ?
4. Nephrons are found inside
?
5. The rate of heart beat is accelerated by hormone ?
6. Lizards, snakes, crocodiles and turtles belong to the class ?
7. Animals that feed only on dead flash are ?
8.Carbohydrates are mainly needed for ?
9. Most of the enzymes are ?
10. The liver destroys old ?