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Showing posts with label NDA NA Questions. Show all posts
Showing posts with label NDA NA Questions. Show all posts

Monday 12 October 2015

Which one of the following gases is found in highest quantity in Exosphere?

Question 102 Which one of the following gases is found in highest quantity in Exosphere?

A) Hydrogen
B) Helium
C) Nitrogen
D) Oxygen

Answer: Hydrogen

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concealed antonyms, concealed opposite words

Choose word opposite in meaning(antonyms) to the underlined word

Question 22 He concealed his thoughts very cleverly.

A) emphasized
B) expressed
C) affirmed
D) revealed
Answer: revealed

Concealed antonyms: shown, disclosed, confessed, revealed, uncovered, unwraped etc.

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denounced antonyms, denounced opposite words

Choose word opposite in meaning(antonyms) to the underlined word

Question 23 The proposal was denounced by one and all.
A) renounced
B) recommended
C) announced
D) commended

Answer:commended

Explanation: 

Denounced antonyms: praised, commended, allowed, lauded etc.

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skeptical antonyms, opposite in meaning, skeptical meaning

Choose word opposite in meaning(antonyms) to the underlined word

Question 24 She was skeptical about the safety of the new drug.

A) doubtful
B) certain
C) hopeful
D) sanguine
Answer: certain
Explanation:

Skeptical meaning: not easily convinced; having doubts or reservations.

skeptical antonyms: certain, convinced, optimistic

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coherent antonyms, coherent meaning

Choose word opposite in meaning(antonyms) to the underlined word
Question 25 The answers to the questions were coherent.

A) relaxed
B) loose
C) consistent
D) disconnected
Answer: disconnected
Explanation:

coherent antonyms: confused, disorderly, irrational, obscure, unintelligible, unmethodical, unreasonable, disconnected etc.

coherent meaning: which is logical and consistent

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Altruistic meaning, Altruistic antonyms

Choose word opposite in meaning(antonyms) to the underlined word

Question 26 It was no altruistic motive that prompted him to help her.

A) selfish
B) inhuman
C) brutal
D) wicked
Answer: selfish

Explanation: Altruistic meaning : showing a disinterested and selfless concern for the well-being of others; unselfish.

Altruistic Antonyms : selfish, Self-centered, Greedy, Self-interested

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The first Indian Satellite, Aryabhatt, was launched in the year

Question 53 The first Indian Satellite, Aryabhatt, was launched in the year:

A) 1972
B) 1975
C) 1976
D) 1979
Answer: 1975

Explanation: It was launched by the Soviet Union on 19 April 1975.

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Which one of the following sea routes is the shortest from point to point?

Question 54 Which one of the following sea routes is the shortest from point to point?

A) Kolkata to Yangoon
B) Kolkata to Chennai
C) Chennai to Port Blair
D) Mumbai to Colombo

Answer: Chennai to Port Blair

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Which one of the following is not a Green House Gas?

Question 55 Which one of the following is not a Green House Gas?

A) Water vapours
B) Methane
C) Ozone
D) Carbon Monoxide

Answer: Carbon Monoxide

Explanation: The primary greenhouse gases in Earth's atmosphere are water vapor, carbon dioxide, methane, nitrous oxide, and ozone.

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Muscle fatigue is due to accumulation of

Question 56 Muscle fatigue is due to accumulation of:

A) Cholesterol
B) Lactic acid
C) Lipoic acid
D) Triglycerides

Answer: Lactic acid

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The absolute zero, i.e., temperature below which is not achievable, is about

Question 57 The absolute zero, i.e., temperature below which is not achievable, is about:

A) 0 degree Celcius
B) - 273 K
C) - 273 degree Celcius
D) -300 degree celcius

Answer:  -273 degree Celcius

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Which one of the following is not a sea port?

Question 60. Which one of the following is not a sea port?

A) Paradeep
B) Haldia
C) Diamond Harbour
D) Dhamra

Answer: Diamond Harbour

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mixture of CO and H2 is

Question 61 Consider the following reaction:
CH4(g) + H2O(g) ------>(1270 K)   ---> CO(g) + 3H2(g)

In the reaction given above, the mixture of CO and H2 is:

A) natural gas
B) water gas
C) producer gas
D) industrial gas

Answer: water gas

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The Manas National Park is situated in the State of

Question 64 The Manas National Park is situated in the State of: 

A) Madhya Pradesh
B) Jharkhand
C) Assam
D) West Bengal

Answer: Assam

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Addition of gypsum to cement

Question 65 Addition of gypsum to cement

A) reduces setting time of cement
B) produces very light colour cement
C) increase setting time of cement
D) shining surface is formed

Answer:  increase setting time of cement

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The IST meridian 82 and 1/2 degree E (82.5 E) passes through a number of states in India. Which one of the following sets of States is correct in this respect?

Question 71 The IST meridian 82 and 1/2 degree E (82.5 E) passes through a number of states in India. Which one of the following sets of States is correct in this respect?

A) Uttarakhand, Uttar Pradesh, Chhatisgarh and Andhra Pradesh
B) Uttar Pradesh, Jharkhand, Chhatisgarh and Odisha
C) Uttarakhand, Uttar Pradesh, Madhya Pradesh and Chattisgarh
D) Uttar Pradesh, Odisha, Andhra Pradesh and Chhatisgarh

Answer: Uttar Pradesh, Odisha, Andhra Pradesh and Chhatisgarh

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Boric acid is an acid because its molecule

Question 72 Boric acid is an acid because its molecule:

A) accepts OH negative ion from water releasing proton
B) Combines with proton from water
C) containes replaceable H positive ion
D) gives up a proton

Answer: accepts OH negative ion from water releasing proton

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Explanation by reaction :
B(OH)3 + H2is in a disfavored equilibrium with B(OH)
4
 + H+
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Who among the following discovered the antibiotic producing fungus from Penicillium genus?

Question 73 Who among the following discovered the antibiotic producing fungus from Penicillium genus?

A) Louis Pasteur
B) Sir Alexander Fleming
C) Stanley Prusiner
D) Robert Hooke

Answer: Sir Alexander Fleming

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Sunday 11 October 2015

Which one among the following places is not an iron-ore mining area?

Question 76 Which one among the following places is not an iron-ore mining area?

A) Badampahar
B) Zawar
C) Bailadila
D) Anantpur

Answer: Zawar

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The main constituent of Vinegar is

Question 78 The main constituent of Vinegar is:

A) Acetic acid
B) Ascorbic acid
C) Citric acid
D) Tartaric acid

Answer: Acetic acid

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