Where do superior and inferior vena cava open into?

Inferior vena cava opens into

Venae cavae open into

The given figure is of circulatory system. Identify the labelled parts (A-D) from the list (i-vii). (i) Pulmonary circulation (ii) Systemic circulation (iii) Superior vena cava (iv) Inferior vena cava (v) Aorta (vi) Veins and venules (vii) Arterioles and capillaries

The corpora quadrigemina, composed of the superior and inferior colliculus, is located in the

5 kg of superior quality of sugar is mixed with 25 kg of inferior quality sugar. The price of superior quality and inferior quality sugar is Rs 35 and Rs 23 respectively. Find the average price per kg of the mixture.

Where do earthworms live ?

Blood from superior vena cava flows into ______

The opening of superior vena cava is guarded by