A.Eyelids close
B.Eye waters
C.Both (a) & (b)
D.None of these
Related Mcqs:
- The temperature of a furnace falls at the rate of 180?F per hour. The instrument must not be in error by more than 9?F. What maximum time constant is permissible if the instrument has a first-order type response
- If less light falls on a pond surface:?
- Fog that most often forms as warm rain falls into a cold layer of surface air is called __________?
- A thermometer installed, in a vapour compression ammonia system, after the condenser shows elevated reading than the normal. It shows that
- A particle starts from rest and moves in a straight line whose equation of motion is given by S = 2t3 – t2 – 1. The acceleration of the particle after one sec will be
- A particle moves along a rough plane inclined at 30? to the horizontal. The co-efficient of friction between the particle and the plane is 0.1. Its initial velocity is 15 m/sec. The ratio of the velocity of the particle when it move down the plane to that when it move up the plane would be in the regions
- Hydra shows positive responses as well as negative responses, in dim and bright light it shows:
- Glass-sponges’ are found in:
- Which of these is not example of conditioned reflex:
- Which of these illustrates a reflex are:
