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Test: General Awareness - 8 - NDA MCQ


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20 Questions MCQ Test NDA (National Defence Academy) Mock Test Series 2024 - Test: General Awareness - 8

Test: General Awareness - 8 for NDA 2024 is part of NDA (National Defence Academy) Mock Test Series 2024 preparation. The Test: General Awareness - 8 questions and answers have been prepared according to the NDA exam syllabus.The Test: General Awareness - 8 MCQs are made for NDA 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: General Awareness - 8 below.
Solutions of Test: General Awareness - 8 questions in English are available as part of our NDA (National Defence Academy) Mock Test Series 2024 for NDA & Test: General Awareness - 8 solutions in Hindi for NDA (National Defence Academy) Mock Test Series 2024 course. Download more important topics, notes, lectures and mock test series for NDA Exam by signing up for free. Attempt Test: General Awareness - 8 | 20 questions in 25 minutes | Mock test for NDA preparation | Free important questions MCQ to study NDA (National Defence Academy) Mock Test Series 2024 for NDA Exam | Download free PDF with solutions
Test: General Awareness - 8 - Question 1

The gas used in a refrigerator is  

Detailed Solution for Test: General Awareness - 8 - Question 1

This sudden opening allows the gas to expand, rapidly dropping the pressure and the temperature.

 

Test: General Awareness - 8 - Question 2

The Celsius temperature is a/an  

Detailed Solution for Test: General Awareness - 8 - Question 2

The degree Celsius (°C) can refer to absolute temperature. 

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Test: General Awareness - 8 - Question 3

Light Emitting Diode (LED) converts  

Detailed Solution for Test: General Awareness - 8 - Question 3

Light Emitting Diode (LED) is semiconductor device – a forward bias p-n junction diode which converts electrical energy into light energy. 

Test: General Awareness - 8 - Question 4

Dual Energy X-ray Absorptiometry (DEXA) is used to measure  

Detailed Solution for Test: General Awareness - 8 - Question 4

Dual Energy X-ray Absorptiometry (DEXA) is used to measure the density or strength of bones. 

Test: General Awareness - 8 - Question 5

The main source of energy in sun is  

Detailed Solution for Test: General Awareness - 8 - Question 5

The sun is the star at the center of the solar system. It generates its energy by nuclear fusion of hydrogen nuclei into helium. 

Test: General Awareness - 8 - Question 6

By what mechanism does scent spread all over the room if the lid is opened?  

Detailed Solution for Test: General Awareness - 8 - Question 6

Diffusion refers to the process by which molecules intermingle as a result of their kinetic energy of random motion. 

Test: General Awareness - 8 - Question 7

Which one among the following is not a correct statement?

Detailed Solution for Test: General Awareness - 8 - Question 7

Hydrogen ion has one proton.

Test: General Awareness - 8 - Question 8

Which one among the following colours has the highest wavelength?  

Detailed Solution for Test: General Awareness - 8 - Question 8

Different colours in increasing order of their wavelength: violet, indigo, blue, green, yellow, orange and red. 

Test: General Awareness - 8 - Question 9

Dispersion process forms spectrum due to white light falling on a prism. The light wave with shortest wavelength 

Detailed Solution for Test: General Awareness - 8 - Question 9

The light wave with shortest wavelength i.e. violet refracts the most. 

Test: General Awareness - 8 - Question 10

Magnetic, electrostatic and gravitational forces come under the category of 

Detailed Solution for Test: General Awareness - 8 - Question 10

All these forces don’t need any physical contact to exist hence, non-contact forces. 

Test: General Awareness - 8 - Question 11

Sultan of Delhi who is reputed to have built the biggest network of canals in India was

Detailed Solution for Test: General Awareness - 8 - Question 11

Canal system of Firoz Shah Tughlaq: To support the newly founded city of Hissar-i-Firoza, in 1355, he constructed a double system of canals from the Yamuna to Sutlej.
 

Test: General Awareness - 8 - Question 12

Which among the following musical instruments is the finest example of Hindu-Muslim harmony in a musical instrument?

Detailed Solution for Test: General Awareness - 8 - Question 12

Amir Khusrau emerged as a great musician in the Sultanate period. He invented ‘Sitar’ with a combination of Irani Tambora and Indian Veena. He combined some Indian and Persian melodies elegantly and introduced some new melody styles like Iman, Zilf, and Sajgari, etc.
 

Test: General Awareness - 8 - Question 13

Which of the following region is covered by tropical evergreen forest?

Detailed Solution for Test: General Awareness - 8 - Question 13

In India, tropical evergreen forests are found in the western slopes of the Western Ghats in States such as Kerala and Karnataka.

Test: General Awareness - 8 - Question 14

Which is the highest peak in Andaman and Nicobar islands?

Detailed Solution for Test: General Awareness - 8 - Question 14

Saddle Peak is the highest point of the Andaman and Nicobar Islands.
 

Test: General Awareness - 8 - Question 15

The theory of ‘basic structure of the Constitution’ implies

Detailed Solution for Test: General Awareness - 8 - Question 15

In Kesavananda Bharati’s case, the Supreme Court invoked this doctrine of the basic structure. The doctrine of non-amendability of the basic features of the Constitution implies that there are certain provisions in the Constitution which cannot be amended even by the following prescribed procedure under Article 368.

Test: General Awareness - 8 - Question 16

Which of the following equation is/are INCORRECT?
I. NI = NDP + Net Foreign Income
II. GNP = GDP + Net Foreign Income
III. NDP = GNP – Depreciation 

Detailed Solution for Test: General Awareness - 8 - Question 16

NI=NDP + net foreign income, GNP = GDP + Net income inflow from abroad – Net income outflow to foreign countries & Net Domestic Product = GDP - Depreciation of the Capital goods.
 

Test: General Awareness - 8 - Question 17

The ratio of the intensity of magnetisation to the magnetisation force is known as 

Detailed Solution for Test: General Awareness - 8 - Question 17

In electromagnetism, the magnetic susceptibility is one measure of the magnetic properties of a material. The susceptibility indicates whether a material is attracted into or repelled out of a magnetic field.

Test: General Awareness - 8 - Question 18

The most common lanthanide is-

Detailed Solution for Test: General Awareness - 8 - Question 18

The lanthanides have a bright silvery appearance. Five of the elements (lanthanum, cerium, praseodymium, neodymium, and europium) are very reactive. When exposed to air, they react with oxygen to form an oxide coating that tarnishes the surface.

Test: General Awareness - 8 - Question 19

In old age, skin became wrinkled due to

Detailed Solution for Test: General Awareness - 8 - Question 19

The loss of the elastic tissue (elastin and collagen) in the skin with age causes the skin to hang loosely. This is caused by a flattening of the area where the epidermis and dermis (layer of skin under the epidermis) come together. Skin becomes more easily bruised. This is due to thinner blood vessel walls as we age.

Test: General Awareness - 8 - Question 20

The famous book Systema Naturae is written by– 

Detailed Solution for Test: General Awareness - 8 - Question 20

The 10th edition of Systema Naturae is a book written by Swedish naturalist Carolus Linnaeus and published in two volumes in 1758 and 1759, which marks the starting point of zoological nomenclature.

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