Which animal moves by 'lengthening' and 'shortening' its body alternately by using its circular and longitudinal muscles?
Q7. Consider the following statements: The quinary sector of the economy is the category in which one finds workers who are labeled as white collar Quinary activities refer to the activities performed by the highest level of decision makers or policy makers.
Which of the above statement(s) is/are correct?
Consider the following statements:
Only 2
Both of these
None of these
Only 1