CBSE Questions for Class 8 General Knowledge India: Science And Technology Quiz 17 - MCQExams.com

A scientist is someone who conducts  ______________.
  • Social events
  • Music Events
  • Scientific Research
  • None of these
Scientific Revolution began in ______________.
  • 17th Century
  • 21st Century
  • 16th Century
  • None of these
Why does Government of India promote the use of 'Neem-coated Urea' in agriculture?
  • Release of Neem oil in the soil increases nitrogen fixation by the soil microorganisms
  • Neem coating slows down the rate of dissolution of urea in the soil
  • Nitrous oxide, which is a greenhouse gas, is not at all released into atmosphere by crop fields
  • It is a combination of a weedicide and a fertilizer for particular crops fields
Scientific research is the _______________.
  • Systematic investigation of scientific theories
  • Systematic investigation of hypothesis
  • Both of them are correct
  • None of them is correct
Scientific revolution starts in which year?
  • 1546
  • 1548
  • 1543
  • None of these
COIN, a software programme developed by J. P. Morgan supports:
  • Robotic surgery
  • Financial accounting
  • Bitcoin
  • Interpreting commercial documents
A fundamental change in political organisation is called____________.
  • organisation
  • Reservation
  • Revolution
  • None of these
The worlds first artificial intelligence lawyer, a robot, is named as:
  • Boss
  • Watson
  • Ross
  • IBM-LaBrain
world wide web
  • is another name of internet
  • a collection of world wide information
  • world wide connection of computer
  • collection of interlinked information
Which of the following is NOT a type of plate boundary?
  • Convergent
  • Transform
  • Subduction zone
  • All of the above are types of plate boundaries
Which of these is NOT one of the main parts of an email?
  • Header
  • Subject
  • Body
  • Reply
Which of the following is NOT an AWS Cloud Platform Service?
  • Networking
  • Mobile Services
  • Internet of Things
  • Analytics
Which of the following factors can impact the open rate of your email campaigns?
  • The amount of links contained in the email
  • The number of images in your email
  • The opportunity for customers to opt-out
  • The subject line of the email
Which feature is provided only with Microsoft Azure Active Directory Premium P2?
  • Self-service group management
  • Identity protection
  • MFA
  • Microsoft Identity Manager
What is the purpose of doing multiple trials in an experiment?
  • To get as much data as possible.
  • To make sure the procedure is done correctly every time.
  • Eliminate observations that are not typical and reduce error
  • 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 ?
  • The device users access the site with
  • The time a user spends on the site
  • The browser a user uses to visit the site
  • The geographical location of the user
Analytics can help optimise your website for which of the following?
  • For different devices, navigation & search
  • For different devices & social media profiles
  • For email templates & social media profiles
  • For navigation, search & video campaigns
How do leading questions help you study a history textbook or online course?
  • They encourage you to research additional information.
  • They ask you to think about what you already know.
  • They ask you to think about what you just learned.
  • They require you to look up information in an encyclopedia of history.
In a normal scenario, software from ____________ is deployed to production.
  • Work Branch
  • Release Branch
  • Master Branch
  • All of the above
What is the purpose of doing multiple trials in an experiment?
  • To get as much data as possible.
  • To make sure the procedure is done correctly every time.
  • Eliminate observations that are not typical and reduce error
  • To double-check the results so they are the same each time
What are the three generic phases of software engineering?
  • definition, development, support
  • what, how, where
  • programming, debugging, maintenance
  • analysis, design, testing?
Sometimes my computer breaks when I need it most and I find it very _____.
  • annoyed
  • annoy
  • annoying
  • annoy to me
Which type of password provides the highest level of permissions in bios ?
  • root
  • supervisor
  • administrator
  • 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?
  • $$1$$ and $$2$$
  • $$2$$ and $$3$$
  • $$1$$ and $$3$$
  • $$1, 2$$ and $$3$$
Which of the following Protozoa causes Malaria?
$$1$$. Plasmodium Malariae
$$2$$. Plasmodium Falciparum
$$3$$. Plasmodium Vivax
$$4$$. Plasmodium Ovale
Choose the correct option.
  • $$1, 2$$ and $$3$$
  • $$1, 3$$ and $$4$$
  • All of the above
  • $$1, 2$$ and $$4$$
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.
1001784_5dbf47b2e4694ba3bf015bb7b2213a11.png
  • Captive
  • Tactile
  • Gloom
  • Capacitive
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