Let's first learn the meaning of the words:

Efficacious =productive, effective; producing the result. 

Ineffective = not achieving what you want to achieve.

Hence, option B is the right answer.

Let's first learn the meaning of the words:

Vague = not clear; indistinct; not giving enough information.
e.g. He gave only a vague answer.

Precise = clear and accurate; exact; meticulous.
e.g. Be sure to take precise measurements before you cut the cloth. 

Sharp = clear and definite; having a fine edge

Hence, option C is the correct answer.

Laud = praise for a person or their achievements

Eulogy = a speech or piece of writing that praises someone or something highly, especially a tribute to someone who has just died

Censure = strong criticism or disapproval

Let's first learn the meanings of the words:

Laconic = using very few words.

Loquacious = tending to talk a great deal; talkative.

Sagacious = having or showing keen mental discernment and good judgement; wise or shrewd.

Terse = using few words.

Curt = rudely brief.

Hence, option B is the correct answer. 

Officious means too eager to tell people what to do and having too high an opinion of your own importance. (परेशान करनेवाला, तानाशाही)

Domineering means trying to control other people without thinking about their feelings. (तानाशाही)

Modest mean the quality of not talking about or not trying to make people notice your abilities and achievements. (विनीत)

Stubborn means having or showing a determination not to change one's attitude or position on something, especially in spite of good reasons to do so. (ज़िद्दी)

Mystic means someone who attempts to be united with God through prayer. (रहस्यवादी)

So, option A is the correct answer.

The word Anarchy means: a situation in a country, an organisation in which there is no government, order or control. 
Curfew means a regulation requiring people to remain indoors between specified hours, typically at night.
Permanence is the state or quality of lasting or remaining unchanged indefinitely
Wholesome means conducive to or suggestive of good health and physical well-being
Order means a particular sequence, pattern, or method

Let's first learn the meanings of the words:

Fetter (स्र्कावट) = to restrain someone from making progress or to keep someone within limits. 

Liberate (मुक्त करना) = set (someone) free from imprisonment, slavery, or oppression.

Diminish (कम करना) = make or become less.

Compare (तुलना) = estimate, measure, or note the similarity or dissimilarity between.

Cure (इलाज) = relieve (a person or animal) of the symptoms of a disease or condition.

So, option A is the correct answer.

Conciliatory(मिलाप करनेवाला) = intended or likely to placate or pacify; intended to show that you care about the feelings or opinions of someone who is angry or upset with you:

Soothing(शांतिदायक) = having a gently calming effect; making you feel calm.

Advisory(सलाहकार) = able to give recommendations but having no power to enforce them.

Hence, option B is the correct answer.

Let's first learn the meanings of the words:

Soporific = tending to induce drowsiness or sleep.

Flattering = full of praise and compliments.

Sickening = extremely unpleasant and causing you to feel shock and anger.

Exciting = causing great enthusiasm and eagerness.

Sleep-producing = causing one to fall asleep.

So, option D is the correct answer.

Let's first learn the meanings of the words:

Macabre (भयंकर/मृत्यु का) = disturbing because concerned with or causing a fear of death

Gruesome (कुरूप) = extremely unpleasant and shocking, and usually dealing with death or injury

Pleasant (सुखद) = giving a sense of happy satisfaction or enjoyment

Splendour (भव्यता) = great beauty that attracts admiration and attention

Trash (कचरा) = waste material

Hence, option B is the right answer.