Indian army has published the notification for SSC Tech 56 men and SSC Tech 27 women for the course commencing at OTA Chennai from April 2021
Which one of the following processes is not a part of long-wave radiation?
Conduction
Scattering
Convection
Radiation
In mid-latitude regions, the diurnal variation in weather is due to
raising air/convection
sinking air/conduction
advection
radiation
Springs are commonly found in which of the following areas?
1) Well jointed rocks 2) Arid areas with underlying rocks 3) Karst topography 4) Tilted strata Select the correct answer using the code given below
1 and 3 only
1, 3 and 4
2 and 4
3 and 4 only
Which one of the following statements about blood elements is correct?
Red blood cells’ number is same as that of white blood cells and platelets.
The number of white blood cells is more than red blood cells.
The number of red blood cells is the highest.
The number of red blood cells is lower than platelets.
Which one of the following statements regarding muscle contracting and relaxation is correct?
It involves movement of Zn+ + ion.
It involves Ca+ + ion of blood.
In involves release of Ca+ + from sarcoplasmic reticulum (SR) and pumping Ca+ + back in SR.
It involves exchange of Na and K.
