Advertisements
Advertisements
प्रश्न
With regards to toxicity and the need for dilution in water, how different are ureotelic and uricotelic excretions? Give examples of animals that use these types of excretion?
Advertisements
उत्तर
Ureotelic animals excrete urea with minimum loss of water, e.g., Mammals and terrestrial amphibians. Uricotelic animals excrete uric acid with the least loss of water, e.g., Birds and reptiles.
संबंधित प्रश्न
Define the Glomerular Filtration Rate (GFR).
Glucose is taken back from glomerular filtrate ___________
(A) along with concentration gradient
(B) against concentration gradient
(C) by simple diffusion
(D) by tubular secretion
Put a tick mark (✓) against the most appropriate alternative in the following statement :
Besides water, the urine mainly contains :
Write True (T) or False (F) for the following statement. Rewrite the false statement in the correct form.
Medulla of kidney passes urine into urinary bladder.
Fill in the blank.
When air is humid, the rate of transpiration is ..................
Differentiate between
bowman’s capsule and glomerulus.
Answer the following in detail.
Explain the structure of a nephron with the help of a diagram.
Name the following:
Organ where ultrafiltration occurs.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Sometimes urine may contain certain excess vitamins.
What is micturition?
What solute is normally present in the body to estimate GFR in humans?
Identify the biological term
A liquid which gathers in the bladder.
Identify the biological term
A ball of inter twined capillaries.
The human kidney is histologically divided into ____________.
During ultra:filtration, ____________ is unable to filter through the glomerular capillaries.
Filtration of the blood takes place at ______.
First step in urine formation is ______.
The pH of human urine is approximately ______.
What are the main processes of urine formation?
