Advertisements
Advertisements
प्रश्न
In which of the following are the largest amounts of nitrogen excreted from a mammalian body?
(a) breath
(b) sweat
(c) urine
(d) faeces
Advertisements
उत्तर
(c) urine
The largest amount of nitrogen is excreted from a mammalian body as urine.
APPEARS IN
संबंधित प्रश्न
Name the Following
The organ which produces urea.
The nephrons discharge their urine at ______.
Name the basic filtration unit present in the kidney.
What is the role of glomerulus in the kidney?
Define excretion. Name the excretory unit of a kidney.
The substance which is not reabsorbed into the blood capillaries surrounding the tuble of a nephron is mainly:
(a) glucose
(b) amino acid
(c) urea
(d) water
State if the following statement is true or false. Correct the statement if it is false.
Liver produces bile pigments from the hemoglobin of broken RBCs.
Tick the most appropriate answer.
The process of removing waste from the body is called
Write down the functional activity of the following parts,
Renal artery ………………
Define the following term:
Micturition
The following diagram represents a mammalian kidney tubule (nephron) and its blood supply.
Parts indicated by the guidelines 1 to 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:
Where does ultrafiltration take place?
Choose the correct answer:
What happens if one kidney is removed from the body of human being?
Given below is a highly simplified diagram of the human kidney cut open longitudinally. Answer the question that follow:
Mention two functions of the kidney.
Choose the Odd One Out:
Answer the following question.
State the role of liver in urea production.
Answer the following question.
Amphibian tadpole can afford to be ammonotelic. Justify.
Plants use completely different process for excretion as compared to animals. Which one of the following processes is NOT followed by plants for excretion?
If a plant is releasing carbon dioxide and taking in oxygen during the day, does it mean that there is no photosynthesis occurring? Justify your answer.
Leaves of a healthy potted plant were coated with vaseline. Will this plant remain healthy for long? Give reasons for your answer.
