MCQExams
0:0:1
CBSE
JEE
NTSE
NEET
Practice
Homework
×
CBSE Questions for Class 8 General Knowledge India: Science And Technology Quiz 17 - MCQExams.com
CBSE
Class 8 General Knowledge
India: Science And Technology
Quiz 17
A scientist is someone who conducts ______________.
Report Question
0%
Social events
0%
Music Events
0%
Scientific Research
0%
None of these
Explanation
A scientist is someone who conduct scientific research knowledge in the area of interest.
Scientific Revolution began in ______________.
Report Question
0%
17th Century
0%
21st Century
0%
16th Century
0%
None of these
Explanation
Scientific Revolution starts in 16th century.
Why does Government of India promote the use of 'Neem-coated Urea' in agriculture?
Report Question
0%
Release of Neem oil in the soil increases nitrogen fixation by the soil microorganisms
0%
Neem coating slows down the rate of dissolution of urea in the soil
0%
Nitrous oxide, which is a greenhouse gas, is not at all released into atmosphere by crop fields
0%
It is a combination of a weedicide and a fertilizer for particular crops fields
Explanation
Neem-coated Urea dissolves slower unlike normal Urea which prevents leaching. In $$2015$$, the Government made it compulsory for the producers of Neem-coat $$75$$ per cent of the Urea they produce. It is believed to check the diversion of the fertiliser (which is highly subsidised) to the chemical industry also.
Scientific research is the _______________.
Report Question
0%
Systematic investigation of scientific theories
0%
Systematic investigation of hypothesis
0%
Both of them are correct
0%
None of them is correct
Explanation
Scientific research is the systematic investigation of scientific theories and hypotheses.
Scientific revolution starts in which year?
Report Question
0%
1546
0%
1548
0%
1543
0%
None of these
Explanation
Scientific revolution starts in year 1543.
COIN, a software programme developed by J. P. Morgan supports:
Report Question
0%
Robotic surgery
0%
Financial accounting
0%
Bitcoin
0%
Interpreting commercial documents
Explanation
J.P. Morgan became the first U.S. bank to create and successfully test a digital coin representing a fiat currency.
It was called Coin and is based on blockchain-based technology. It will enable instantaneous transfer of payments between institutional clients.
A fundamental change in political organisation is called____________.
Report Question
0%
organisation
0%
Reservation
0%
Revolution
0%
None of these
Explanation
A fundamental change in political organisation is called revolution.
The worlds first artificial intelligence lawyer, a robot, is named as:
Report Question
0%
Boss
0%
Watson
0%
Ross
0%
IBM-LaBrain
Explanation
The worlds first artificial intelligence lawyer, a robot, is named as Ross. ROSS has been built by ROSS Intelligence and is built upon IBM cognitive computer Watson.
It has been hired by US-based law firm Baker Hostetler to assist the company and its various teams in legal research..
world wide web
Report Question
0%
is another name of internet
0%
a collection of world wide information
0%
world wide connection of computer
0%
collection of interlinked information
Which of the following is NOT a type of plate boundary?
Report Question
0%
Convergent
0%
Transform
0%
Subduction zone
0%
All of the above are types of plate boundaries
Which of these is NOT one of the main parts of an email?
Report Question
0%
Header
0%
Subject
0%
Body
0%
Reply
Which of the following is NOT an AWS Cloud Platform Service?
Report Question
0%
Networking
0%
Mobile Services
0%
Internet of Things
0%
Analytics
Which of the following factors can impact the open rate of your email campaigns?
Report Question
0%
The amount of links contained in the email
0%
The number of images in your email
0%
The opportunity for customers to opt-out
0%
The subject line of the email
Which feature is provided only with Microsoft Azure Active Directory Premium P2?
Report Question
0%
Self-service group management
0%
Identity protection
0%
MFA
0%
Microsoft Identity Manager
What is the purpose of doing multiple trials in an experiment?
Report Question
0%
To get as much data as possible.
0%
To make sure the procedure is done correctly every time.
0%
Eliminate observations that are not typical and reduce error
0%
To double-check the results so they are the same each time
When using analytics programmes on your website, which of these do not fall under the category of a dimension ?
Report Question
0%
The device users access the site with
0%
The time a user spends on the site
0%
The browser a user uses to visit the site
0%
The geographical location of the user
Analytics can help optimise your website for which of the following?
Report Question
0%
For different devices, navigation & search
0%
For different devices & social media profiles
0%
For email templates & social media profiles
0%
For navigation, search & video campaigns
How do leading questions help you study a history textbook or online course?
Report Question
0%
They encourage you to research additional information.
0%
They ask you to think about what you already know.
0%
They ask you to think about what you just learned.
0%
They require you to look up information in an encyclopedia of history.
In a normal scenario, software from ____________ is deployed to production.
Report Question
0%
Work Branch
0%
Release Branch
0%
Master Branch
0%
All of the above
What is the purpose of doing multiple trials in an experiment?
Report Question
0%
To get as much data as possible.
0%
To make sure the procedure is done correctly every time.
0%
Eliminate observations that are not typical and reduce error
0%
To double-check the results so they are the same each time
What are the three generic phases of software engineering?
Report Question
0%
definition, development, support
0%
what, how, where
0%
programming, debugging, maintenance
0%
analysis, design, testing?
Sometimes my computer breaks when I need it most and I find it very _____.
Report Question
0%
annoyed
0%
annoy
0%
annoying
0%
annoy to me
Which type of password provides the highest level of permissions in bios ?
Report Question
0%
root
0%
supervisor
0%
administrator
0%
power user
Consider the following statements about 'Missile system of India'.
$$1$$. Akash, a surface-to-surface missile, has a range of 25 KM.
$$2$$. Astra, an air-to-air missile, has a range of 60 KM.
$$3$$. Akash and Astra use indigenous Radio-Frequency Seeker.
Which of the given statement(s) is/are correct?
Report Question
0%
$$1$$ and $$2$$
0%
$$2$$ and $$3$$
0%
$$1$$ and $$3$$
0%
$$1, 2$$ and $$3$$
Explanation
Akash Missile is a Surface-to-air missile. It is Capable of destroying aerial targets such as fighter jets, ballistic missiles, cruise missiles. It has a Range – 25 KM (Short range missile). Recently it was test fired with indigenous radio frequency seeker.
Astra is a Beyond visual range air-to-air missile. It can be mounted on a variety of aircrafts including Su-30, MiG-29, LCA Tejas. It is capable of targeting targets at supersonic speeds. Astra can be launched from altitudes of up to 20KM. It has a Range- 60 KM.
Both missiles- Astra and Akash uses indigenous radio frequency seeker.
Which of the following Protozoa causes Malaria?
$$1$$. Plasmodium Malariae
$$2$$. Plasmodium Falciparum
$$3$$. Plasmodium Vivax
$$4$$. Plasmodium Ovale
Choose the correct option.
Report Question
0%
$$1, 2$$ and $$3$$
0%
$$1, 3$$ and $$4$$
0%
All of the above
0%
$$1, 2$$ and $$4$$
Explanation
Human malaria is caused by four different species of Plasmodium: P. falciparum, P. malariae, P. ovale and P. vivax. According to the World Malaria Report 2016, India contributed 89% of the incidence of malaria in the South-East Asia region. In India, malaria is caused by Parasites Plasmodium falciparum (Pf), found more in forests, and Plasmodium Vivax (Pv) which is more common in plains.
Identify the following.
It is a device that manipulate the virtual objects in a computer program in three dimensions, and is developed by researchers of North Carolina State University.It looks like a plastic cube, with differently colored ball at each
corner.
Report Question
0%
Captive
0%
Tactile
0%
Gloom
0%
Capacitive
Explanation
Researchers at North Carolina State University developed a user- friendly, inexpensive controller for manipulating virtual objects in a computer program in three dimensions, called 'Captive', the device allows users to manipulate objects more quickly with less time lag.
0:0:1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
0
Answered
0
Not Answered
0
Not Visited
Correct : 0
Incorrect : 0
Report Question
×
What's an issue?
Question is wrong
Answer is wrong
Other Reason
Want to elaborate a bit more? (optional)
Practice Class 8 General Knowledge Quiz Questions and Answers
<
>
Support mcqexams.com by disabling your adblocker.
×
Please disable the adBlock and continue.
Thank you.
Reload page