In the following passage some words have been deleted. Fill in the blanks with the help of the alternatives given.
Passage:
Fundamentally, all human beings possess a combination offixed inherited traits. All individuals possess the .............(1) highly developed nervous system, backbones, erect posture, hair,etc. Therefore, ...........(2) among human beingsarise only in ..............(3) changesofthis basic pattern. Racial differences ..............(4) one of the finest distinctions and are based only on ..........(5) slight differences.
For the following questions answer them individually
Fill in the blank with the most appropriate option.
Devika is the most ........... of them all and has managedto do well in her profession.
Select the most appropriate option to substitute the underlined segment in the given sentence. If there is no need to substitute it, select No improvement.
The rules of chess require that one has to makes only one move at time.