Section 1: Crop Production and Management, Microorganisms, Synthetic Fibres and Plastics, Metals and Non-metals, Coal and Petroleum, Combustion and Flame, Conservation of Plants and Animals, Cell, Reproduction and Endocrine System, Force and Pressure, Friction, Sound, Chemical Effects of Electric Current, Some Natural Phenomena, Light, Stars and the Solar System, Pollution of Air and Water.
Achievers Section: Higher Order Thinking Questions - Syllabus as per Section 1
Which of the following is the correct reason for the above-given statement?
Q.2
When the angle between two plane mirrors is 60o, how many multiple images will be formed by the mirrors?
Q.3
Read the following statements and choose the correct option:
Statement 1: The antibiotic penicillin inhibits the growth of bacteria by blocking the process which helps to build its cell membrane.
Statement 2: The cell membrane is selectively permeable because it allows the movement of certain molecules in and out of the cell while the movement of other molecules is prevented.
Q.4
An echo returned in 3 s. What is the distance of the reflecting surface from the source, given that the speed of sound is 342 m s-1?
Q.5
Four classmates were having a discussion about the correct way for sowing seeds. This is what they said:
Richard: Seeds should be sown at right intervals.
Susan: Seeds should be sown at the right depth.
David: Seeds should be sown in dry soil.
Jacob: Seeds should not be sown in highly wet soil.
Which of them was/were incorrect?
Q.6
Susan was walking on ice, her mother advised her to take smaller steps to avoid slipping. Which of the following could be the reason for the smaller steps?
Q.7
Which of the following shows the correct sequence (in the increasing order) of heat energy received per unit area from the Sun measured on Earth, Mars and Jupiter?
Q.8
Consider the following statements and choose the correct option:
Statement 1: Jack observed a species of single-celled organisms in a laboratory that reproduce by dividing into two daughter cells, each genetically identical to the parent. This type of reproduction is called budding.
Statement 2: Mark observed a type of asexual reproduction in yeast cells, where a smaller cell grows off the surface of a larger cell and eventually separates. This type of reproduction is called regeneration.
Q.9
The sound produced by a tuning fork travel from air to glass. Which of the following physical quantities remains the same?
Velocity
Frequency
Wavelength
Amplitude
Q.10
Which of the following statement(s) is not correct?
Your Score: 0/10
Answers to Sample Questions from CREST Olympiads:
Q.1
c
Q.2
a
Q.3
b
Q.4
d
Q.5
b
Q.6
c
Q.7
a
Q.8
d
Q.9
b
Q.10
a
Are you a student who is participating this time in the CREST Science Olympiad? Science Olympiad previous years’ question papers for class 8 is one of the best ways to summarise your months of Olympiad exam preparation. Students can use these sample papers to assess what they've studied for the exam. It acts as a mirror, reflecting candidates' weak and strong points. Students can download the Science Olympiad sample papers for class 8 for free on this page. Get a hold of these.
Science Olympiad questions have numerous advantages. It gives an indication of the types of questions that will be asked in the actual exam. Always remember to include sample papers practice in your Olympiad exam preparation guide.
Answers to Sample Questions from CREST Olympiads:
Q.1 : c | Q.2 : a | Q.3 : b | Q.4 : d | Q.5 : b | Q.6 : c | Q.7 : a | Q.8 : d | Q.9 : b | Q.10 : a
