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प्रश्न
Fill in the blank.
....................... are present in the stem of pine tree that make the pinewood strong and durable.
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उत्तर
Resins are present in the stem of pine tree that make the pinewood strong and durable.
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संबंधित प्रश्न
Name the basic filtration unit present in the kidney.
Correct the statement by changing the underlined word.
Normal pale colour of the urine is due to the presence of the pigment Melanin.
In humans, urea is formed in
Given below is a set of five terms. Rewrite the terms in their correct order so as to be in logical sequence.
Afferent arteriole, renal vein, secondary capillary network, glomerulus, efferent arteriole.
Given below is a diagram of a human kidney, cut open longitudinally. Answer the following:
(i) Give definition of excretion.
(ii) Name the unit of kidney.
(iii) Why does the cortex of kidney show dotted appearance?
(iv) List the functions of the kidney.
Write the functional activity of the following structure: Nephron
Write the functional activity of the following structure: Aldosterone
Complete the diagram/chart with correct labels/ information. Write the conceptual details regarding it.
In a person the tubule part of the nephron is not functioning at all. What will its effect be on urine formation?
Why is the rate of breathing in aquatic organisms much faster than in terrestrial organisms?
