STD 12 - 2. human reproduction — NEET STD 11 Science — Question

Which of the following is responsible for excretion of dilute urine?

The functioning of the kidneys is efficiently monitored and regulated by hormonal feedback mechanisms involving the hypothalamus, JGA and to a certain extent, the heart. From given statements about JGA control, select correct option from below:
(i) It is controlled by Renin-Angiotensin mechanism.
(ii) A fall in glomerular blood flow/glomerular blood pressure/GFR can activate the JG cells to release renin.
(iii) Renin converts angiotensinogen to angiotensin I.
(iv) Angiotensin II. being a powerful vasoconstrictor, increases the glomerular blood pressure and thereby GFR.
(v) Angiotensin I activates the adrenal cortex to release aldosterone.
(vi) Aldosterone causes reabsorption of Na⁺ and water from the distal parts of the tubule. This also leads to an increase in blood pressure and GFR.

The normal shape of diaphragm is

A true breeding plant producing red flowers is crossed with a pure plant producing white flowers. Allele for red colour of flower is dominant. After selfing the plants of first filial generation, the proportion of plants producing red and white flowers in the progeny would be

Triceps muscle joins ulna with

........ is found in the living of stomach and intestine.

What is the cause that right kidney is at slightly lower level than the left kidney in human being?

Which of the following is correctly matched?