1. potometer
2. porometer
3. auxanometer
4. respirometer
potometer
1. electrolyte balance
2. opening of stomata
3. absorption of water by roots
4. excretion of minerals
absorption of water by roots
1. guard cells swell due to an increase in their water potential
2. guard cells swell by endosmosis due to influx of hydrogen ions(protons)
3. guard cells swell by endosmosis due to efflux of potassium ions
4. guard cells swell due to a decrease in their water potential
guard cells swell due to a decrease in their water potential
1. synthesis and release of prolactin from the posterior pituitary
2. release of lactogenic hormone from the anterior pituitary
3. release of oxytocin from the posterior pituitary
4. release of prolactin-inhibiting factor
release of oxytocin from the posterior pituitary
1. There is little or no insulin secretion
2. Dietary treatment may not suffice
3. There is hyperglycemia
4. All are true
All are true
1. 1 and 5
2. 2,3 and 4
3. 1,3 and 4
4. 2,4 and 5
5. 3 and 5
2,3 and 4
1. ATP
2. cAMP
3. GTP
4. ATP and AMP
cAMP
1. brain
2. testes
3. thyroid
4. All of these
thyroid
1. Water potential increases
2. Osmotic pressure increases
3. Water potential decreases
4. None of the above
Water potential increases
1. decreased production of thyroxine
2. increased production of thyroxine
3. excess GH
4. decreased insulin
decreased production of thyroxine