A toothcomb rhinarium or moist nose and vertical clinging an
     A toothcomb, rhinarium or moist nose, and vertical clinging and leaping locomotion, is characteristic of  apes  savannah baboons.  prosimians such as lorises and lemurs.  New World monkeys.  The first primates probably evolved from primitive that lived before the Cenozoic era.  Birds  insectivories  grassland herbivories  hominoids  marine mammals  Continental drift refers to  the movement and masses on top of a partially moiten layer of the earth\'s mantle, resulting in movement of the continents over time.  the movement of species from one continent to another in pursuit of  gene flow over large continental regions, the result of population movements.  a dance step performed by Fred Astaire and Ginger Rogers during the Mooene. 
  
  Solution
Ans 16. \'c\' is the correct answer.
Explanation: The given characteristics of are strepsirhines; and the best examples of strepsirhines are lemurs and loris.
Ans 17. \'d\' is the correct answer.
Explanation: Hominoids were the great apes which lived before Cenozoic era. First primates evolved in early Paleocene from these.
Ans 18. a
Continental drift refers to movement of continents on Earth. Option \'a\' gives the statement of continental drift theory.

