Advertisements
Advertisements
प्रश्न
Explain the difference between the excretory system of humans and plants.
Advertisements
उत्तर
| Excretory system in humans | Excretory system in plants |
| Humans have a well-developed excretory system for the elimination of nitrogenous wastes. | Plants do not have a well-developed excretory system for the elimination of nitrogenous wastes. |
| The human excretory system comprises the kidneys, blood vessels that join them, ureters, urinary bladder, and urethra. | Plants use different strategies for excretion. |
| Excretion is in the form of urine produced to filter out the waste products, like urea and uric acid, from the blood. | Excretion is by means of tannins, gums, essential oils, etc stored in special cells. |
APPEARS IN
संबंधित प्रश्न
How is the amount of urine produced regulated?
The nephrons discharge their urine at ______.
The form in which glucose in stored in liver.
the biological/technical terms for the hormone increasing reabsorption of water by kidney tubules
The given diagram represents a nephron and its blood supply. Study the diagram and answer the following questions:
(i) Label parts 1, 2, 3 and 4.
(ii) State the reason for the high hydrostatic pressure in the glomerulus.
(iii) Name the blood vessel which contains the least amount of urea in this diagram.
(iv) Name the two main stages of urine formation.
(v) Name the part of the nephron which lies in the renal medulla.
Define excretion.
In summer the urine is slightly thicker than in winter explain the reason.
Choose the odd one out in the following series:
Proximal convoluted duct, loop of Henle, vein.
Differentiate between:
Renal cortex and Renal medulla.
Given below is a simple diagram of the human kidney cut open longitudinally. Answer the following questions:
c
(v) Write two differences in the composition of the blood flowing through blood vessels A and B.
Give Technical Term:
The duct which transports urine from the kidney to the urinary bladder.
Choose the Odd One Out:
Hypotonic filtrate is formed in _______.
Answer the following question.
Why do we get bad breath after eating garlic or raw onion?
Complete the diagram/chart with correct labels/ information. Write the conceptual details regarding it.
Complete the diagram/chart with correct labels/ information. Write the conceptual details regarding it.
Adult frog is an amphibian, its mode of excretion is ______.
Two green plants are kept separately in oxygen-free containers, one in the dark and the other in continuous light. Which one will live longer? Give reasons.
The statement given below is false. Rewrite the correct form of the statement by changing the underlined word.
The pigment urochrome is the breakdown product of the haemoglobin of dead RBCs.
