SilverZone - ITHO PDF Sample Papers for Class 10

Class 10 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.

Resources:

Sample Questions from Olympiad Success:

Q.1

Q.2

Q.3

Q.4

Q.5

Q.6

Q.7

Q.8

Q.9

Q.10

Q.1	What will be the correct order, if the given elements are arranged accordingly from most reactive to least reactive? Fe, Zn, Pt, Cu, H, Au
a)	Zn, Fe, H, Cu, Pt, Au
b)	Au, Pt, Cu, H, Fe, Zn
c)	Fe, Zn, H, Cu, Pt, Au
d)	H, Cu, Au, Pt, Zn, Fe

Q.2	A particular metal forms an invisible protective layer and prevents further oxidation. Identify the metal, its oxide and chemical formula.
a)	Iron, Oron oxide, Fe₂O₃
b)	Aluminium, Aluminum oxide, Al₂O₃
c)	Zinc, Zinc oxide, ZnO
d)	Copper, Copper oxide, CuO

Q.3	Which of the following is not an advantage of organism reproducing through spores?
a)	Large numbers of spores are produced in one sporangium.
b)	Spores are distributed easily by air to far-off places to avoid competition at one place.
c)	They are clones of actual organism leaving them vulnerable.
d)	Spores are covered by thick walls to prevent dehydration under unfavourable conditions.

Q.4

Match the following with correct response.

1.	Fragmentation	A.	Bud like protuberance on the parent body
2.	Multiple Fission	B.	Cell divides and produce many nuclei
3.	Spore formation	C.	Breaks up into two or more small pieces
4.	Budding	D.	Thread-like structure

1-A, 2-C, 3-B, 4-D

1-C, 2-B, 3-D, 4-A

1-B, 2-D, 3-A, 4-C

1-D, 2-A, 3-C, 4-B

Q.5	The figure given below shows the pattern of a magnetic field formed when current flows through a conductor. Which of the following can form the pattern of the given magnetic field?
a)	A solenoid
b)	A straight wire
c)	A coil
d)	A bar magnet

Q.6

Which of the following hormones causes the shedding of leaves and fruits?

Indole acetic acid
Naphthalene acetic acid
Gibberellins
Abscisic acid

Indole acetic acid

Abscisic acid

Naphthalene acetic acid

Gibberellins and Naphthalene acetic acid

Q.7	Consider the following statements about DC motor: Statement A: A commutator is sometimes called split rings. Statement B: The induced current produced in the conductor is direct in nature. Which of the statement is true?
a)	Statement B is true, A is false
b)	Statement A is true, B is false
c)	Both the statements are true
d)	Both the statements are false

Q.8	K⁺, Ar, Ca²⁺ and S^2- have
a)	Same electronic configuration and atomic volume
b)	Different electronic configuration but same I.P
c)	Same electronic configuration but different atomic volume
d)	Same electronic configuration and same I.P

Q.9	Current flows through a conductor connected across a voltage source. Now the resistance of the conductor is reduced to one-sixth to its initial value and connected across the same voltage source. The heating effect in the conductor will become ________.
a)	1/6th
b)	six times
c)	half
d)	three times

Q.10	Which of the following statements are correct? Statement A: Solubility of alcohols in water goes on increasing with increasing molecular weight. Statement B: Boiling point of alcohols goes on increasing with increasing molecular weight.
a)	Neither statement A nor statement B is true.
b)	Statement A is true; Statement B is false.
c)	Both the statements A and B are true.
d)	Statement B is true; Statement A is false.

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Answers to Sample Questions from Olympiad Success:

Q.1 )a	Q.2 )b	Q.3 )c	Q.4 )b	Q.5 )c	Q.6 )b	Q.7 )b	Q.8 )c	Q.9 )b	Q.10 )d

Answers to Sample Questions from Olympiad Success:

Q.1 : a | Q.2 : b | Q.3 : c | Q.4 : b | Q.5 : c | Q.6 : b | Q.7 : b | Q.8 : c | Q.9 : b | Q.10 : d

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