Endocrine secretions are reached to their target structures by passing through
(A) Blood
(B) Pericardial fluid
(C) Major ducts
(D) Minor ducts

Assertion. Hormones are carried to the target organs by blood. Reason. Endocrine glands lack ducts.

What is the nature of blood passing through blood vessels A, B, C and D respectively ?

The square structure shown in Fig. consists of lour point masses connected by rods of negligible Find the moment of inertia of the structure about the following axes: (a) axis A , passing through the centre of the structure and normal to its plane, (b) axis B passing through one of the point masses and normal to the plane of the structure, (c) axis "CC"' , passing through two adjacent point masses and (d) axis "DD"' , along the diagonal of the structure.

Regarding a Gaussian surface mark the correct option (or) options. (A) must not pass through any discrete charge (B) must pass through any material medium (C) whether conducting or non- conducting may pass through a continuous charge distribution (D) may pass through a region where no material medium

In all the connective tissues the fibres and matrix is secreted by cells except- (A) Bones (B) Cartilages (C) Areolar tissue (D) Blood