- 1(current)
Q. No.Subtopic: Â Nitrogenous Excretory Products |
 80%
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The most toxic nitrogenous metabolic waste product is:
| 1. ammonia | 2. urea |
| 3. uric acid | 4. methane |
Subtopic: Â Nitrogenous Excretory Products |
 92%
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Uricotelic mode of passing out nitrogenous wastes is found in
| 1. reptiles and bird | 2. birds and annelids |
| 3. amphibians and reptiles | 4. insects and amphibians |
Subtopic: Â Nitrogenous Excretory Products |
 80%
Match each item in Column I with one in Column II and select the correct match from the codes given:
Codes:
| Column I [Organism] |
Column II [Osmoregulatory and excretory structure] |
||
| A | Flatworms, rotifers, Amphioxus | P | Protonephridia |
| B | Earthworm | Q | Nephridia |
| C | Insects | R | Malpighian tubule |
| D | Prawn | S | Green gland or antennal gland |
| A | B | C | D | |
| 1. | P | Q | R | S |
| 2. | Q | R | S | P |
| 3. | R | S | P | Q |
| 4. | S | P | Q | R |
Subtopic: Â Nitrogenous Excretory Products |
 93%
From NCERT
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- 1(current)
Q. No.
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