11th Class Biology Sample Paper Biology Sample Paper-3

  • question_answer
    Complete the following paragraph by selecting the option that correctly fills the blanks (i) - (iv). The kidneys have built-in mechanisms for the regulation of glomerular filtration rate. One such efficient mechanism is carried out by (i). It is a special sensitive region formed by cellular modifications in the (ii) and the (iii) at the location of their contact. A fall in GFR can activate the JG cells to release (iv) which can stimulate the glomerular blood flow and thereby the GFR back to normal.

    (i) (ii) (iii) (iv)
    ANF PCT Efferent arteriole Angiotensin

    (i) (ii) (iii) (iv)
    ANF DCT Afferent arteriole Renin

    (i) (ii) (iii) (iv)
    JGA PCT Efferent arteriole Angiotensinogen

    (i) (ii) (iii) (iv)
    JGA DCT Afferent arteriole Renin

    Correct Answer: D

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