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प्रश्न
Name a waste gas released by the plants only during the day time.
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उत्तर
The waste gas released by plants only during the day time is oxygen (O2).
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संबंधित प्रश्न
Explain the term haemodialysis.
Draw a diagram of the human excretory system and label the various parts.
What gaseous waste products are excreted by plants?
State whether the following statement is true or false:
Some organisms store wastes in body parts.
Put a tick mark (✓) against the most appropriate alternative in the following statement :
In human beings, urea is produced in :
Name the following:
The outer region of kidney containing the Bowman's capsule.
Name the following:
The vein in which urea concentration is maximum
Write down the functional activity of the following parts,
Henle's loop ………………
Correct and rewrite the statement by changing the biological term that is underlined for the statement:
The kidney is composed of number of neurons.
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:
Where is most water reabsorbed ?
Explain the functioning of kidney.
Write the functional activity of the following structure: Henle’s loop
Choose the correct option.
Which one of the following organisms would spend maximum energy in the production of nitrogenous waste?
Hypotonic filtrate is formed in _______.
Identify the INCORRECT match.
Adult frog is an amphibian, its mode of excretion is ______.
Osmoregulation maintains the osmolarity of blood at about ______.
In order to maintain homeostasis or constant internal environment . ______' is essential.
Plants use completely different process for excretion as compared to animals. Which one of the following processes is NOT followed by plants for excretion?
What is the purpose of making urine in the human body?
