This is Current Affairs MCQs Quizz section with detailed explanations for preparation of screening tests, interviews for government jobs. In this section candidate will learn MCQs on variety of topics from the subject.

Current Affairs Quiz 85

There will be 10 OR LESS number of multiple choice questions in this test. Answer of the questions will change randomly each time you start this test. Practice this test at least 3 times if you want to secure High Marks. At the End of the Test you can see your Test score and Rating.

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Current Affairs Quiz 85

Question 1

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Fresh water on earth is ___ of total water


1. 2.5%

2. 4%

3. 5%

4. 25%

See Answer

Answer

: 2.5%

Explanation

:
Out of all the water on Earth, saline water in oceans, seas and saline groundwater make up about 97% of it. Only 2.5-2.75% is fresh water, including 1.75-2% frozen in glaciers, ice and snow, 0.5-0.75% as fresh groundwater and soil moisture, and less than 0.01% of it as surface water in lakes, swamps and rivers.

Question 2

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The Ozone layer is at height of ___ kilometers from the surface of the earth


1. 10-20

2. 20-30

3. 30-40

4. None

See Answer

Answer

: 20-30

Explanation

:
The ozone layer is mainly found in the lower portion of the stratosphere, from approximately 20 to 30 kilometres (12 to 19 mi) above Earth, although its thickness varies seasonally and geographically.

Question 3

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The thickest layer of the earth is ___


1. Crust

2. Inner Core

3. Outer Core

4. Mantle

See Answer

Answer

: Mantle

Explanation

:
The mantle is the mostly-solid bulk of Earth's interior. The mantle lies between Earth's dense, super-heated core and its thin outer layer, the crust.

Question 4

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Influenza in humans is caused by ____


1. Bacteria

2. Virus

3. Fungi

4. Protist

See Answer

Answer

: Virus

Explanation

:
Influenza, commonly known as "the flu", is an infectious disease caused by an influenza virus

Question 5

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To prevent electric shocks, ___ is placed in circuit


1. Amneter

2. Fuse

3. Diode

4. Voltmeter

See Answer

Answer

: Fuse

Explanation

:
In electronics and electrical engineering, a fuse is an electrical safety device that operates to provide overcurrent protection of an electrical circuit.

Question 6

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The metal which is liquid at room temperature is ____


1. Zinc

2. Magma

3. Crystals

4. Granite

See Answer

Answer

: Magma

Explanation

:
Magma is a mixture of molten or semi-molten rock, volatiles and solids that is found beneath the surface of the Earth, and is expected to exist on other terrestrial planets and some natural satellites.

Question 7

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Electricity produced by burning fossil fuels results in ___


1. A better growth of crops

2. Pollution

3. More benefits

4. More discoveries

See Answer

Answer

: Pollution

Explanation

:
Fossil fuel power plants burn carbon fuels such coal, oil or gas to generate steam that drives large turbines that produce electricity. These plants can generate electricity reliably over long periods of time. However, by burning carbon fuels they produce large amounts carbon dioxide, which causes climate change.

Question 8

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Which mobile phone company recently released Batterygate apology


1. Windows Microsoft

2. Samsung

3. Apple

4. Google

See Answer

Answer

: Apple

Explanation

:
Apple apologizes for iPhone slowdowns and offers $29 battery replacements. Apple released a statement on 28 december, 2017 addressing the company's controversial decision to slow down older phones to protect battery stability.

Question 9

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The product line of Consumer electronic devices managed by Google is ____


1. Blackberry

2. Nexus

3. Google Earth

4. Oppo

See Answer

Answer

: Nexus

Explanation

:
Google Nexus is a line of consumer electronic devices that run the Android operating system. Google manages the design, development, marketing, and support of these devices.

Question 10

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Entomology is the study of ___


1. Insects

2. Animals

3. Skin Diseases

4. Eyes

See Answer

Answer

: Insects

Explanation

:
Entomology is the scientific study of insects, a branch of zoology.




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