SilverZone - ITHO PDF Sample Papers for Class 8
Class 8 sample paper & practice questions for International Talent Hunt Olympiad (ITHO) level 1 are given below. Syllabus for level 1 is also mentioned for these exams. You can refer these sample paper & quiz for preparing for the exam.
Q.1 |
PVC is a very durable and long lasting material which can be used in a variety of applications, either rigid or flexible, white or black and a wide range of colours in between. PVC is an example of ___________. |
| a) |
polyester |
| b) | thermoplastic |
| c) | thermosetting plastic |
| d) | acrylic |
Q.2 |
Select the correct option and complete the following statement. Electrolysis of an aqueous solution of sodium chloride produces __________________. |
| a) |
chlorine gas at anode |
| b) | hydrogen gas at cathode |
| c) | chlorine gas at cathode |
| d) | Both a and b |
Q.3 |
Which among the following is found only in plant cell? |
| a) |
Smooth endoplasmic reticulum |
| b) | Nuclear pore |
| c) | Centrosome |
| d) | Leucoplast |
Q.4 |
Which of the following comes as results of incomplete combustion of fuel such as petrol and diesel? |
| a) |
Nitrogen oxide |
| b) | Sulphur dioxide |
| c) | Carbon monoxide |
| d) | Carbon dioxide |
Q.5 |
Choose the correct option and complete the following sentence: Sweat, saliva, tears and mucus contains ________. p. Chromosomes q. Lysozymes r. Ribosome s. Golgi bodies |
| a) |
p only |
| b) | q only |
| c) | p and r |
| d) | r and s |
Q.6 |
A student obtained a sharp image of the grills of a window on a screen using a concave mirror. His teacher remarked that for getting better results a well-lit distant object (preferably the Sun) should be focused on the screen. What should be done for this purpose? |
| a) |
Move the screen and the mirror towards the object. |
| b) | Move the screen and the mirror away from the object. |
| c) | Move the screen slightly away from the mirror. |
| d) | Move the mirror slightly towards the screen. |
Q.7 |
A load of 1 kg produces an extension of 5 cm when it is hung from a spring. The spring and load are placed in a lift which accelerates upwards at 2 m/s2. What is the extension of the spring? |
| a) |
4 cm |
| b) | 5 cm |
| c) | 6 cm |
| d) | 8 cm |
Q.8 |
Which of the following is NOT a characteristic feature of sexual reproduction? A) It involves the fusion of two reproductive cells. B) It leads to the creation of genetically diverse offspring. C) Fertilization may take place inside or outside the body of the female. D) The offspring receives its characteristics from one parent only. |
| a) |
Only A |
| b) | Only B |
| c) | Only D |
| d) | B and D |
Q.9 |
Some students were asked to arrange forces due to rolling, static and sliding frictions in increasing order. Identify the correct order of forces: |
| a) |
Rolling, Static, Sliding |
| b) | Static, Rolling, Sliding |
| c) | Sliding, Static, Rolling |
| d) | Rolling, Sliding, Static |
Q.10 |
An aluminium strip is kept immersed in freshly prepared ferrous sulphate solution taken in a test tube, the change observed is that ___________. |
| a) |
green solution slowly turns colourless |
| b) | lower end of test tube become slightly warm |
| c) | a colourless gas with the smell of burning sulphur is observed |
| d) | light green solution changes to blue |
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Answers to Sample Questions from Olympiad Success:
Q.1 : b | Q.2 : d | Q.3 : d | Q.4 : c | Q.5 : b | Q.6 : c | Q.7 : c | Q.8 : c | Q.9 : d | Q.10 : a
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