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प्रश्न
State whether the following statement is true or false:
Some organisms store wastes in body parts.
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उत्तर
This statement is true.
Explanation:
Some organisms store waste substances in certain body parts (such as leaves, bark, or old tissues). These wastes are removed later when those parts fall off or are shed. For example, many plants store waste in leaves and bark.
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संबंधित प्रश्न
The kidneys in human beings are a part of the system for ______.
Why is it necessary to excrete waste products?
Blood in the renal artery or renal vein (Which one has more urea?)
Name a waste gas released by the plants only during the night time.
Name the two waste products of the human body which are produced in the body cells.
A dialysis machine contains long tubes coiled in a tank containing dialysing solution:
Name the main waste which passes into the dialysing solution.
How are waste products excreted in Amoeba?
With which human organ system (or human systems) is the glomerulus associated?
Draw a neat labelled diagram of the human excretory system.
What is urethra?
Write True (T) or False (F) for the following statement. Rewrite the false statement in the correct form.
Urine is devoid of blood cells.
In humans, urea is formed in
Name the following:
The vein in which urea concentration is maximum
In summer the urine is slightly thicker than in winter explain the reason.
Choose the correct answer:
What happens if one kidney is removed from the body of human being?
Choose the odd one out in the following series:
Renal fat, renal capsule, nerve.
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 ?
Osmoregulation maintains the osmolarity of blood at about ______.
