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Class 7  >  GK Olympiad for Class 7  >  Olympiad Test Level 2: Technological Developments and Inventions- 2 Download as PDF

Olympiad Test Level 2: Technological Developments and Inventions- 2


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10 Questions MCQ Test GK Olympiad for Class 7 | Olympiad Test Level 2: Technological Developments and Inventions- 2

Olympiad Test Level 2: Technological Developments and Inventions- 2 for Class 7 2023 is part of GK Olympiad for Class 7 preparation. The Olympiad Test Level 2: Technological Developments and Inventions- 2 questions and answers have been prepared according to the Class 7 exam syllabus.The Olympiad Test Level 2: Technological Developments and Inventions- 2 MCQs are made for Class 7 2023 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Olympiad Test Level 2: Technological Developments and Inventions- 2 below.
Solutions of Olympiad Test Level 2: Technological Developments and Inventions- 2 questions in English are available as part of our GK Olympiad for Class 7 for Class 7 & Olympiad Test Level 2: Technological Developments and Inventions- 2 solutions in Hindi for GK Olympiad for Class 7 course. Download more important topics, notes, lectures and mock test series for Class 7 Exam by signing up for free. Attempt Olympiad Test Level 2: Technological Developments and Inventions- 2 | 10 questions in 10 minutes | Mock test for Class 7 preparation | Free important questions MCQ to study GK Olympiad for Class 7 for Class 7 Exam | Download free PDF with solutions
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Olympiad Test Level 2: Technological Developments and Inventions- 2 - Question 1
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He was an Italian scien tist who discovered the principle of the pendulum. He observed the movement of the lamp hanging from the ceiling and noticed that its oscillatory movement was constant. Who was he?

Olympiad Test Level 2: Technological Developments and Inventions- 2 - Question 2
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There are two basic branches of soil science, ____(i)____ is concerned with the influence of soils on living things, particularly plans and ____(ii)____ is focussed on the formation, morphology and classification of soils in their natural environment. Select the option which correctly fills the blanks.

Olympiad Test Level 2: Technological Developments and Inventions- 2 - Question 3
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Which organization has discovered the presence of Neon Gas in Moon’s atmosphere?

Olympiad Test Level 2: Technological Developments and Inventions- 2 - Question 4
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A pacemaker is meant for
Olympiad Test Level 2: Technological Developments and Inventions- 2 - Question 5
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What is the theme of the 2015 Indian Science Congress?
Detailed Solution for Olympiad Test Level 2: Technological Developments and Inventions- 2 - Question 5

Science and Technology for Human Development.

Olympiad Test Level 2: Technological Developments and Inventions- 2 - Question 6
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He was a Canadian voyageur who is known for his part in experiments on digestion in humans, conducted on him by the American Army physician William Beaumont between 1822 and 1833. Who was he?
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He was Alexis St. Martin

Olympiad Test Level 2: Technological Developments and Inventions- 2 - Question 7
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Trimix is a breathing gas, consisting of th ree gases and is often used in deep comercial diving. These three gases are
Olympiad Test Level 2: Technological Developments and Inventions- 2 - Question 8
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The device shown in the picture is used for measuring growth in plants. It was invented in the early twentieth century by Sir Jagdish Chandra Bose. Name the device.
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The device is known as Crescograph

Olympiad Test Level 2: Technological Developments and Inventions- 2 - Question 9
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The Bristol Robotics Laboratory invented a robot which can digest organic matter for fuel and then excretes the waste. What is the name of this robot?
Olympiad Test Level 2: Technological Developments and Inventions- 2 - Question 10
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This Indian scientist was kn ighted in 1929 and won the Nobel Prize for physics in 1930 for his observations on the change in wavelength of light that occurs when a light beam is deflected by molecules. This effect has been named by him. Who is this great scientist?
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