Answer: ABBBB

Explanation:
‘Anti’ is a prefix used to indicate the opposite of something such as ‘anti inflamatory’, ‘Ante’
Means before. Eg ante meridian. The context suggests that ‘anti’ is the correct word. Hence B
‘Quell’ is to contain or put down and is better that stop.’ Aural’ has to do with hearing while oral refers to speech
‘Averse to’ is to be disinclined. ‘Adverse’ means opposite of something. Hence B
‘To flout’ is to break or overlook a law or a rule. ‘To flaunt’ is to make a deliberate display of something Hence B.

Answer: AAAAA

Explanation:
‘Denotes’ means to indicate something while ‘cannotes’ it to make you think of a particular idea or quality. Denotes is the apt word. Hence A
‘Had been’ cannot be used with the present tense denotes. Hence A
‘Effluents’ are the liquid wastes that come out of factories. Since cigars are expensive it is a habit of rich or ‘affluent’
‘Altar’ is a table in a church. ‘Alter’ means to change, which suits the context. Hence A.
‘Hangar’ is a place where aircraft are parked. ‘Hanger’ is something we hang our clothes on. Hence A.

Answer: BAAAA

Explanation:
‘Supplement’ is to add something to something that is already whole. ‘Complement’ is to add a part to make something whole. The context suggests that the scholarly approach gives the book a good finish. Hence B.
Since the context suggests something is added, the proposition ‘by’ is apt. Hence A
‘Exhausting’ is tiring ‘Exhaustive’ means a comprehensive or thorough search. Hence A
‘Envelop’ is to surround while an ‘envelope’ is paper cover in which letters are sent. The context suggests that ‘envelop’ is apt. Hence A.
‘Etymology’ is the study of the origin and history of development of words. Entymology is the study f insects. Linguists can only quarrel over words. Hence A.

Answer: AABAA

Explanation:
A ‘gourmand’ is a good eater who is not fussy at all about food while a ‘gourmet’ is an expert or a connoisseur of food. ’Gourmand’ is apt in the context. Hence A
Particular about is correct. Hence A
‘Graceful’ is full of grace in movement, style or form. It means beautiful, elegent. Gracious means good, kind and courteous. Hence B
‘On the grounds’ is an expression which means as a cause / reason. Hence A
‘Heuristic’ is a method based on trial and error. Whereas ‘hermetic’ means closed, obscure or even occult. Hence A

Answer: ABABA

Explanation:
An ‘honourary’ post is one without remuneration. ’Honourable’ means worthy of respect. The context suggests that she does ‘free’ work. Hence A
‘At’ is the correct preposition to be used here. Hence B
Hypercritical is excessively critical while ‘hypocritical’ has come to mean grossly insincere. It is excessive criticism that can demoralise. Hence A
Immanent’ is something that is inherent. ‘Imminent’ means likely to happen very soon. Hence B
An ‘informant’ gives information while an ‘informer’ gives incriminating evidence. The context suggests that ‘informer’ is apt. Hence A 

Answer: ABBBA

Explanation:
Being critical about low quality and high prices is a rational thing. Hence A
‘Depricate’ means to criticize while ‘depreciate’ is to go down in value. One will definitely be annoyed and become critical if prices go up and quality comes down. Hence B
‘Distinctive’ means characteristic of something while ‘distinct’ means clear, obvious. Hence B
‘Fervid’ also means emotional but it has a negative connotation which ‘fervent’ doesn’t. The context suggests a positive emotion. Hence B
‘Factious’ means divisive while ‘fractious’ means peevish or irritable. ‘Factious’ suits the context . Hence A.