In nephron, water absorption is maximum in
1. proximal convoluted tubule (PCT).
2. ascending limb of Henle.
3. descending limb of Henle.
4. distal convoluted tubule (DCT).
Subtopic: Â Nephron Part 1 |Â Nephron Part 2 |
 79%
Level 2: 60%+
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Loss of water from body occurs by all of the following except:
1. Muscles
2. Lungs
3. Kidney
4. skin
1. Muscles
2. Lungs
3. Kidney
4. skin
Subtopic: Â Formation of Urine |Â Role of other Organs in Excretion |
 89%
Level 1: 80%+
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Malpighian tubules are
1. excretory organs of insects
2. excretory organs of frog
3. respiratory organs of insects
4. endocrine glands of insects
Subtopic: Â Nitrogenous Excretory Products |
 92%
Level 1: 80%+
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Subtopic: Â Nitrogenous Excretory Products |
 86%
Level 1: 80%+
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If the renal blood flow is 1200 mL per minute, what would be renal plasma flow per minute?
| 1. | 540 mL | 2. | 660 mL |
| 3. | 840 mL | 4. | 1040 mL |
Subtopic: Â Formation of Urine |
 71%
Level 2: 60%+
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Consider the given two statements:
| Assertion (A): | Terrestrial adaptation in animals necessitated the production of lesser toxic nitrogenous metabolic wastes. |
| Reason (R): | Terrestrial animals must conserve water. |
| 1. | (A) is True but (R) is False. |
| 2. | Both (A) and (R) are True and (R) correctly explains (A). |
| 3. | (A) is False but (R) is True. |
| 4. | Both (A) and (R) are True but (R) does not correctly explain (A). |
Subtopic: Â Nitrogenous Excretory Products |
 83%
Level 1: 80%+
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Consider the given two statements:
| Assertion (A): | Glomerular filtration is considered as a process of ultra-filtration. |
| Reason (R): | The glomerular capillary blood pressure causes filtration through three layers. |
| 1. | (A) is True but (R) is False. |
| 2. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 3. | (A) is False but (R) is True. |
| 4. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
Subtopic: Â Formation of Urine |
Level 3: 35%-60%
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Consider the given two statements:
| Assertion (A): | ADH prevents diuresis. |
| Reason (R): | ADH facilitates water reabsorption from the latter parts of the tubule. |
| 1. | (A) is True but (R) is False. |
| 2. | Both (A) and (R) are True and (R) correctly explains (A). |
| 3. | (A) is False but (R) is True. |
| 4. | Both (A) and (R) are True but (R) does not correctly explain (A). |
Subtopic: Â Autoregulation of GFR |
 92%
Level 1: 80%+
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Match each item in Column-I with one in Column-II and select the correct match from the codes given:
Codes:
| Column-I | Column-II | ||
| A. | Ammonotelism | P. | Terrestrial amphibians |
| B. | Ureotelism | Q. | Aquatic amphibians |
| C. | Uricotelism | R. | Land snails |
Codes:
| A | B | C | |
| 1. | P | Q | R |
| 2. | Q | P | R |
| 3. | R | Q | P |
| 4. | Q | R | P |
Subtopic: Â Nitrogenous Excretory Products |
 90%
Level 1: 80%+
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Protonephridia are used for osmoregulation and excretion in all the following animals except:
| 1. | Planaria | 2. | Amphioxus |
| 3. | Rotifers | 4. | Prawn |
Subtopic: Â Nitrogenous Excretory Products |
 85%
Level 1: 80%+
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