Advertisements
Advertisements
Question
The main nitrogenous waste formed in the human body:
Options
Uric acid
Ammonia
Urea
Creatinine
Advertisements
Solution
Urea
Explanation:
It is the main waste product classified as nitrogenous. Together with other protein waste products, it is generated in the liver and removed by the kidneys as urine.
RELATED QUESTIONS
Match structures given in Column I with functions given in Column II.
| Column I | Column II | ||
| (i) | Stomata | (a) | Absorption of water |
| (ii) | Xylem | (b) | Transpiration |
| (iii) | Root hairs | (c) | Transport of food |
| (iv) | Phloem | (d) | Transport of water |
| (e) | Synthesis of carbohydrates |
The nephrons discharge their urine at ______.
Write True (T) or False (F) for the following statement. Rewrite the false statement in the correct form.
Urine is devoid of blood cells.
Tick the most appropriate answer.
Quinine is used in the treatment of
Differentiate between
excretion and transpiration
Define the following term:
Micturition
Choose the odd one out in the following series:
Proximal convoluted duct, loop of Henle, vein.
The following diagram represents a mammalian kidney tubule (nephron) and its blood supply.
Parts indicated by the guidelines 1to 8 are as follows:
1. Afferent arteriole from renal artery
2. Efferent arteriole
3. Bowman's capsule
4. Glomerulus
5. Proximal convoluted tubule with blood capillaries
6. Distal convoluted tubule with blood capillaries
7. Collecting tubule
8. U-shaped loop of Henle
Study the diagram and answer the question that follow:
Which structure (normally) contains the lowest concentration of glucose?
Answer the following question:
Explain the human excretory system with the help of a suitable diagram.
Name the Following
The blood vessels which brings pure blood to the kidneys:
