Osmoregulation
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Indicate whether the following statements are true or false:
(a) Micturition is carried out by a reflex.
(b) ADH helps in water elimination, making the urine hypotonic.
(c) Protein-free fluid is filtered from blood plasma into the Bowman’s capsule.
(d) Henle’s loop plays an important role in concentrating the urine.
(e) Glucose is actively reabsorbed in the proximal convoluted tubule.
What is meant by the term osmoregulation?
300 and 900 respectively
600 and 300 respectively
1200 and 300 respectively
300 and 1200 respectively
- Epiphytes
- Psammophytes
- Halophytes
- Parasites
- PCT
- Henle's loop
- DCT
- Collecting duct
- Stenohaline
- Stenothermic
- Eurythermic
- Euryhaline
- Sodium chloride
- Ammonia
- Lysine
- Urea
During summer when there is water Loss, ADH is increased or decreased?
What is meant by the term osmoregulation?
- Epiphytes
- Psammophytes
- Halophytes
- Parasites
(a) Micturition is carried out by a reflex.
(b) ADH helps in water elimination, making the urine hypotonic.
(c) Protein free fluid is filtered from blood plasma into bowman's capsule.
(d) Henle's loop plays an important role in concentrating the urine.
(e) Glucose is actively reabsorbed in proximal convoluted tubule.
(f) Human urinary system is simple tubular system like malpighian tubule.
- True−a, b, f, False−c, d, e
- True−b, e, f, False−a, c, d
- True−d, e, f, False−a, b, c
- True−a, c, d, e, False−b, f
- Lungs
- Kidney
- Small intestine
- Stomach
- Cells A, C, D and E absorb water from B
- Water diffuses into B from other cells
- B actively absorb water from neighbour cell
- No movement of water will occur
- Epiphytes
- Psammophytes
- Halophytes
- Parasites
- Cuscuta
- Rafflesia
- Santalum
- Monotropa
- Osmoregulation
- Thermoregulation
- Both A and B
- Vasoconstriction
The increase of ADH causes an individual to excrete
sugars
more water
less water
both a and c are correct
Where is ADH produced?
hippocampus
kidneys
hypothalamus
liver
- Pennatula
- Porpita
- Gorgonia
- Physalia
- Increase in water retention by kidney
- Decrease in water retention by kidney
- Increase in ion exchange by kidney
- Decrease in ion exchange by kidney
- Iron
- Oxygen
- Protein
- None of the above
- Planktons only
- Nektons only
- None of the above
- Both nektons and planktons
- True
- False
Name the plant and animal hormone on the basis of the function given below:
- Increases blood pressure to increase ultrafiltration……………
List I | List II | ||
A | Eurythermal | 1 | Able to live within narrow range of temperature |
B | Stenothermal | 2 | Species appear similar to another |
C | Conformers | 3 | Organisms of stable environments where internal environment can vary with external |
D | Dormancy | 4 | Temporary suspension of growth and development in organisms life cycle |
5 | Tolerating wide range of temperature |
- A- 5, B- 1, C- 3, D- 4
- A- 5, B- 1, C- 2, D- 4
- A- 3, B- 5, C- 4, D- 1
- A- 1, B- 2, C- 3, D- 4
Indicate whether the following statements are true or false:
(a) Micturition is carried out by a reflex.
(b) ADH helps in water elimination, making the urine hypotonic.
(c) Protein-free fluid is filtered from blood plasma into the Bowman’s capsule.
(d) Henle’s loop plays an important role in concentrating the urine.
(e) Glucose is actively reabsorbed in the proximal convoluted tubule.
- Osmoregulation
- Thermoregulation
- Both A and B
- Vasoconstriction