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
A plastic comb is rubbed with dry hair whereas a glass rod is rubbed with a piece of silk cloth. Which of these will get positively charged?
A. Plastic comb B. Glass rod C. Dry hair D. Silk cloth
Q.3
Which of the following can lead to menstruation in a 21-year-old woman after ovulation? A. Sperms not available for fertilisation B. Oviducts blocked C. Sperms available for fertilisation D. Oviducts not blocked
Q.4
Choose the correct option and complete the following sentence:
The formation of sulphur trioxide from sulphur dioxide and oxygen is an ____________ reaction.
Q.5
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.6
Which of the following is correct definition of ignition temperature?
Q.7
Fill in the blank:
For showing the full image of an object, the size of the plane mirror should be at least ____________.
Q.8
When a ray of light strikes a plane mirror at an angle of 15o with the mirror, what will be the angle of reflection of the ray?
Q.9
Fill in the blank:
To a small quantity of X, few drops of HCl are added. Consequently, colourless, odourless gas is produced. This gas on passing through lime water turns it milky proving the presence of ____________ of X.
Q.10
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?
Your Score: 0/10
Answers to Sample Questions from CREST Olympiads:
Q.1
c
Q.2
b
Q.3
a
Q.4
c
Q.5
b
Q.6
b
Q.7
b
Q.8
c
Q.9
d
Q.10
c
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 : b | Q.3 : a | Q.4 : c | Q.5 : b | Q.6 : b | Q.7 : b | Q.8 : c | Q.9 : d | Q.10 : c
