1. Respiration
2. Neurosecretion
3. Excretion
4. Olaction
Excretion
1. Descending limb of loop Henle
2. Ascending limb of loop Henle
3. Collectingducts
4. Distal convoluted tubule
Descending limb of loop Henle
1. A= cortex, b = nephron, c= pelvis, d= medulla, e= ureter
2. A= cortex, b = medulla, c= nephron, d= pelvis, e= ureter
3. A= nephron, b = cortex, c= medulla, d= ureter, e= pelvis
4. A= nephron, b = cortex, c= medulla, d= pelvis, e= ureter
5. A= nephron, b = ureter, c= pelvis, d= medulla, e= cortex
A= nephron, b = cortex, c= medulla, d= pelvis, e= ureter
1. NH2
2. Urea
3. NH3
4. NH4
NH3
1. Dialyzing liquid
2. Dialyzer
3. Bubble trap
4. Blood pump
Dialyzer
1. Uricotelic when plenty of water is available
2. Uricotelic under conditions of water scarcity
3. Ammonotelic when plenty of water is available
4. Ureotelic when plenty of water is available
Ammonotelic when plenty of water is available
1. Endothelial cells
2. Liver cells
3. Juxtaglomerular cells
4. Macula densa cells
Liver cells
1. Archaeopteryx between the reptiles and mammals
2. Lung fish between pisces and reptiles
3. Duck-billed platypus between the reptiles and mammals
4. Sphenodon between the reptiles and birds
Duck-billed platypus between the reptiles and mammals
1. Vermiform appendix
2. Cervical vertebrate
3. Atlas
4. None of these
Vermiform appendix
1. Already evolved
2. A size of rats and mice
3. Both (a) and (b)
4. Not yet evolved
Both (a) and (b)