1. | Pavo | 2. | Ornithorhynchus |
3. | Salamandra | 4. | Hippocampus |
Which one of the following hormones reduces blood pressure?
1. Antidiuretic hormone
2. Atrial Natriuretic factor
3. Aldosterone
4. Angiotensin-II
Terrestrial adaptations necessitated the production of :
1. | Highly toxic nitrogenous wastes like urea and uric acid |
2. | Lesser toxic nitrogenous wastes like urea and uric acid |
3. | Lesser toxic nitrogenous wastes like ammonia and urea |
4. | Highly toxic nitrogenous wastes like ammonia and urea |