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प्रश्न
Differentiate protonephridia from metanephridia.
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उत्तर
| Sr. No. | Protonephridia | Metanephridia |
| 1. | Primitive kidneys are protonephridia | Tubular excretory structures are |
| 2. | These are found in flatworms. | These are found in annelids and molluscs |
संबंधित प्रश्न
Glucose is actively reabsorbed in the proximal convoluted tubule.
Sweat contains water and ______.
Fill in the blank.
.................. carries urine from the kidney to the urinary bladder.
Find the odd one out. Give a reason for your choice.
ureter, kidney, urinary bladder, lung, urethra
Differentiate between the following pairs of term :
Urea and urine
Differentiate between:
Excretion and Secretion.
Write the functional activity of the following structure: Bladder
Column 2 is a list of items related to ideas in Column 1. Match the term in Column 2 with the suitable idea given in Column 1.
| Column 1 | Column 2 | ||
| i | Liver | a | basic unit of the brain |
| ii | Ova | b | stimulated by light |
| iii | Alveoli | c | deoxygenated blood |
| iv | Cochlea | d | part of the sclera |
| v | Vein | e | haploid cell |
| vi | Neuron | f | blind sacs |
| vii | Stomata | g | found in the kidney |
| viii | Grana | h | audio receptors |
| i | diffusion of gases | ||
| j | breakdown of proteins | ||
| k | diploid cell | ||
Choose the correct option.
Which one of the following is not a part of human kidney?
Circle the odd one.
Differentiate the following.
Excretion and Secretion
The point where the ureter arises from the kidney to where it opens into the urinary bladder is about ____________ cm.
Identify the CORRECT statement with reference to nephron.
______ gland is located above the kidney.
In the process of urine formation, the maximum amount of water from the glomerular filtrate is reabsorbed in the ______.
We can produce a concentrated/ dilute urine. This is facilitated by a special mechanism. Identify the mechanism.
Which blood vessel has largest amount of urea?
Arrange and rewrite the term in the group in the correct order so as to be in a logical sequence, beginning with the term that is underlined.
Lungs, Right auricle, Inferior venacava, Pulmonary Artery.
Sodium chloride contained in glomerular filtrate is fully reabsorbed in the renal tubule.
Define the following term:
Kidney
