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Unicus Science Olympiad (USO) Sample Papers 2020-21 :

Organisation : Unicus Olympiads
Exam Name : Unicus Science Olympiad (USO)
Document Type : Sample Papers
Year : 2020-21
Website :

Unicus Olympiads USO Sample Papers

The sample papers for all the subjects in Unicus Olympiads are designed by a team of experts.

Related / Similar Question Paper : Unicus Cyber Olympiad (UCO) Sample Papers 2020-21


The aim of Unicus sample papers is to give the students a familiarity with the syllabus covered. Also, it will tell the pattern followed and the marking scheme which can help the students prepare nicely for the exam.

USO Class 10 Sample Papers

1. Read the following statement and choose the correct option:
Statement 1: When a body is thrown up, the acceleration due to gravity at the topmost point is zero.
Statement 2: The acceleration due to gravity is always directed downwards towards the centre of the earth for a freely falling body.

a) Statement 1 is correct but statement 2 is incorrect.
b) Statement 1 is incorrect but statement 2 is correct.
c) Both the statements are correct and statement 2 is the correct explanation of statement 1.
d) Both the statements are correct but statement 2 is not the correct explanation of statement 1.

Correct Answer: b 1 Mark

2. Three students made the following statements:
Arun: Hydrophytes float on the water surface due to the presence of aerenchyma.
Krish: Apical meristematic tissue is responsible for growth in length.
Suman: Trunk of tree increase in girth due to cell division in meristematic tissue.

Who among them is/are correct?

a) Only Suman
b) Only Krish
c) Only Suman
d) Arun, Krish and Suman

Correct Answer: d

3. Which of the following is/are incorrectly grouped?
1. Virus – Common cold, Chicken pox, Measles
2. Protozoa – Malaria, Kala-azar, Sleeping sickness
3. Bacteria – Elephantiasis, Typhoid, Cholera

a) Only 1
b) Only 2
c) Only 3
d) Both 2 and 3

Correct Answer: c

4. Arrange the elements Zn, Sn, Ca and Al in the increasing order of their reactivity for replacing Cu from CuSO4 solution:
a) Zn > Sn > Ca > Al
b) Ca > Al > Zn > Sn
c) Ca > Al > Sn > Zn
d) Ca > Sn > Zn > Al

Correct Answer: b

5. Arrange the following agricultural practices in the correct order:
Sowing, Manuring, Irrigation, Harvesting, Ploughing, Levelling

a) Ploughing, Sowing, Levelling, Harvesting, Manuring and Irrigation
b) Ploughing, Levelling, Irrigation, Sowing, Manuring and Harvesting
c) Ploughing, Irrigation, Sowing, Manuring, Harvesting and Levelling
d) Ploughing, Levelling, Sowing, manuring, Irrigation and Harvesting

Correct Answer: d

Classic Section:
Crop Production and Management; Micro-organisms; Synthetic Fibres and Plastics; Metals and Non-metals; Coal and Petroleum, Combustion and Flame; Conservation of Plants and Animals; Reproduction in Animals; Chemical Effects of Electric Current; Some Natural Phenomena, Stars and Solar System; Light, Sound and Pressure; Matter in our Surroundings, Mixtures, Solutions and Colloids; Atoms, Molecules and Structure of Atom; Cells and Tissues; Diversity in Living Organisms; Laws of motion and Gravitation; Force, Work and Energy; Why do we fall ill; Natural Resources; Improvement in Food Resources.

Scholar Section:
Higher Order Thinking Questions – Syllabus as per Classic Section

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