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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 14 September 2015

Washing Soda is the common name for

NDA NA Exam I 2015 Questions

Question 84 Washing Soda is the common name for

A) Calcium Carbonate
B) Magnesium Carbonate
C) Sodium Carbonate
D) Potassium Carbonate

Answer: Sodium Carbonate

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Which one of the following Indian states has the highest proportion of area under forest cover?

NDA NA Exam I 2015 Questions

Question 85 Which one of the following Indian states has the highest proportion of area under forest cover?

A) Madhya Pradesh
B) Sikkim
C) Mughalaya
D) Mizoram

Answer: Madhya Pradesh

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Gametophytes of sexually reproducing flowering plants are

NDA NA Exam I 2015 Questions

Question 88 Gametophytes of sexually reproducing flowering plants are

A) Haploid
B) Diploid
C) Tetraploid
D) Polyploid

Answer: Haploid

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Which one among the following does not wet the walls of the glass vessel in which it is kept?

NDA NA Exam I 2015 Questions

Question 94 Which one among the following does not wet the walls of the glass vessel in which it is kept?

A) Water
B) Alcohol
C) Mercury
D) Phenol

Answer: Mercury

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Permanent hardness of water is due to presence of

NDA NA Exam I 2015 Questions

Question 95 Permanent hardness of water is due to presence of

A) sulphates of sodium and potassium
B) sulphates of magnesium and calcium
C) carbonates of sodium and magnesium
D) bicarbonates of magnesium and calcium

Answer: sulphates of magnesium and calcium

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'Yakuts' are the nomadic herders of

NDA NA Exam I 2015 Questions

Question 98 'Yakuts' are the nomadic herders of

A) Gobi
B) Sahara
C) Tundra
D) Kalahari

Answer: Tundra

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The full form of CFL is

NDA NA Exam I 2015 Questions

Question 104 We use CFL to save electrical energy and to provide sufficient light. The full form of CFL is

A) Condensed filament light
B) Compact filament lamp
C) Condensed fluorescent lamp
D) Compact fluorescent lamp

Answer: Compact fluorescent lamp

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Green-house gas

NDA NA Exam I 2015 Questions
Question 106 When heat rays are reflected from Earth, gases like Carbon dioxide, Nitrous oxide do not allow them to escape back to the space causing our planet to heat up. These gases are known as
A) Noble gas
B) Green-house gas
C) Hot gas
D) Blue gas

Answer: Green-house gas

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Which one of the following weather conditions indicates a sudden fall in barometer reading?

NDA NA Exam I 2015 Questions

Question 110 Which one of the following weather conditions indicates a sudden fall in barometer reading?

A) Stormy weather
B) Calm weather
C) Cold and dry weather
D) Hot and sunny weather

Answer: Stormy weather

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Precursor of which one of the following vitamins comes from Beta- Carotene?

NDA NA Exam I 2015 Questions

Question 115 Precursor of which one of the following vitamins comes from Beta- Carotene?

A) Vitamin A
B) Vitamin C
C) Vitamin D
D) Vitamin K

Answer: Vitamin A

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'Lub-dup' sound is produced due to action of

NDA NA Exam I 2015 Questions

Question 116 'Lub-dup' sound is produced due to action of

A) Large intestine
B) Lungs
C) Heart
D) Oesophagus

Answer: Heart

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Thermal conductivity of aluminium, copper and stainless steel increases in the order

NDA NA Exam I 2015 Questions

Question 118 Thermal conductivity of aluminium, copper and stainless steel increases in the order

A) Copper < Aluminium < Stainless Steel
B) Stainless Steel < Aluminium < Copper
C) Aluminium < Copper < Stainless Steel
D) Copper < Stainless Steel < Aluminium

Answer: Stainless Steel < Aluminium < Copper

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Perspiration cools the body because

NDA NA Exam I 2015 Questions

Question 119 Perspiration cools the body because

A) presence of water on the skin is cooling
B) evaporation requires latent heat
C) water has a high specific heat
D) water is a poor conductor of heat

Answer: evaporation requires latent heat

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ratio of the mass of Earth to the mass of the Moon

NDA NA Exam I 2015 Questions
Question 120 The radius of the Moon is about one-fourth that of the Earth and acceleration due to gravity on the Moon is about one-sixth that on the Earth. From this, we can conclude that the ratio of the mass of Earth to the mass of the Moon is about
A) 10
B) 100
C) 1000
D) 10000
Answer:  100

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Which of the following country/countries successfully inserted a spacecraft into Mars' orbit by maiden attempt?

NDA NA Exam I 2015 Questions

Question 121 Which of the following country/countries successfully inserted a spacecraft into Mars' orbit by maiden attempt?

A) USA
B) USA and Russia
C) India
D) China

Answer: India

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The European Space Agency (ESA) successfully landed a spacecraft on a speeding comet

NDA NA Exam I 2015 Questions

Question 122 The European Space Agency (ESA) successfully landed a spacecraft on a speeding comet that lies 310 million miles  away from Earth. As a result, the scientists may find out

A) the age of the Sun
B) the age of the Universe
C) new fundamental atomic particles
D) the role of the comets in bringing organic matter and water to Earth

Answer: the role of the comets in bringing organic matter and water to Earth

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Who among the following Nobel laureates has recently announced to put his Nobel Medal under auction?

NDA NA Exam I 2015 Questions

Question 123 Who among the following Nobel laureates has recently announced to put his Nobel Medal under auction?

A) Kailash Satyarthi
B) JD Watson
C) Mikhail Gorbachev
D) Jody Williams

Answer: JD Watson

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climate deal adopted between USA and China in November 2014

NDA NA Exam I 2015 Questions

Question 124 Which among the following statements with regard to a climate deal adopted between USA and China in November 2014 is not correct?

A) China committed to cap its output of carbon pollution by the year 2030 or earlier
B) China committed to increase its use of zero emission energy to 20% by the year 2030
C) USA agreed to reduce its emmissions by 26% -28% below its year 2005 level in the year 2025
D) Both the countries agreed to completely phase out coal technologies by the year 2020
Answer: Both the countries agreed to completely phase out coal technologies by the year 2020

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Which one among the following books is centered around 'environment'?

NDA NA Exam I 2015 Questions

Question 125 Which one among the following books is centered around 'environment'?

A) the Late, Great Planet Earth
B) Silent Spring
C) Here I stand
D) And Then One Day

Answer: Silent Spring

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Explanation : Silent Spring is book written by Rachel Carson and published in 1962 on environmental science.
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Who among the following cricket players has not died while playing a match?

NDA NA Exam I 2015 Questions

Question 126 Who among the following cricket players has not died while playing a match?

A) Wasim Raja
B) Phillip Hughes
C) Raman Lamba
D) Vijay Hazare

Answer: Vijay Hazare

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