Read carefully the terms given below. Which of the following set is the correct combination of organs that do not carry out any digestive functions?

The enzyme trypsin (present in the pancreatic juice) activates the inactive enzyme chymotrypsinogen into chymotrypsin.  Chymotrypsinogen + Trypsin --------> Chymotrypsin  (Inactive)                      ...

(a) Movement of water molecules from a region of higher concentration to a region of lower concentration through a semipermeable membrane

Analogous organs are those organs which have different structural designs and origin but perform similar functions. Homologous organs are those which have the same basic structural design and origin but perform...

(d) Plant, vegetable, butter milk

D. forelimbs of a cow, a duck and a lizard

(a) True (b) False (c) True (d) False Explanation: When an object is thrown vertically up in the air, its speed becomes zero at maximum height. However, it has acceleration equal to the acceleration due...

(a) True (b) False (c) False (d) True (e) True Explanation: (a) The magnitude of a vector is a number. Hence, it is a scalar. (b) Each component of a vector is also a vector. (c) Total path...

(a) False The net acceleration of a particle in circular motion is not always directed along the radius of the circle toward the centre. It happens only in the case of...

(a) False Despite being a scalar quantity, energy is not conserved in inelastic collisions. (b) False Despite being a scalar quantity, temperature can take negative values. (c) False Total path length is a scalar quantity....

False Frictional force acts opposite to the direction of motion of the centre of mass of a body. In the case of rolling, the direction of motion of the centre of...