SOF - NSO Level 2 Sample Papers for Class 9

Class 9 sample paper & practice questions for the level 2 of National Science Olympiad (NSO) are given below. Syllabus for level 2 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	A ball of mass 2 kg and another of mass 4 kg are dropped together from a 60 feet tall building. What will be the ratio of their kinetic energies after a fall of 30 feet?
a)	√2 : 1
b)	1 : 4
c)	1 : 2
d)	1 : √2

Q.2	Which of the following statements are true about the nucleus of a cell?
a)	It is bounded by two membranes.
b)	Controls all activities in the cell
c)	Contains genetic information
d)	All of these

Q.3	Which of the following structures helps you to determine that it is not an animal cell? Cell wall and vacuole Mitochondria and ribosome Ribosomes and lysosomes Plasma membrane
a)	Only 1
b)	Only 2
c)	Both 2 and 4
d)	Both 1 and 3

Q.4

Abhi conducted an experiment to investigate what would happen when different cell organelles of a balsam plant leaf are removed. The results are recorded in the table given below.
Identify cell parts P, Q, R and S.

Cell Parts	Outcomes
P	The cell cannot function properly.
Q	Iodine solution remains yellowish brown.
R	The cell cannot control the entry and exit of the substances.
S	The cell loses its regular shape.

P - Nucleus, Q - Chlorophyll, R - Cell wall, S - Cytoplasm

P - Cytoplasm, Q - Chlorophyll, R - Cell wall, S - Nucleus

P - Nucleus, Q - Chloroplast, R - Cell membrane, S - Cell wall

P - Nucleus, Q - Chloroplast, R - Cell wall, S - Cell membrane

Q.5	Which of the following is/are true about P, Q and R?
a)	P - Transports oxygen, Q - Kills bacteria, R - Clots blood
b)	P - Transports carbon dioxide, Q - Produces antibodies , R - Clots blood
c)	P- Transports bacteria, Q- Eats foreign material, R-Clots blood
d)	P - Transports food, Q - Develops immunity, R - Clots blood

Q.6	When a cell is put in a solution of higher concentration ______ occurs and the cell _____.
a)	Endosmosis, swells
b)	Exosmosis, shrinks
c)	Endosmosis, shrinks
d)	Exosmosis, swells

Q.7	Which of these methods is/are used to control water pollution? (i) Preventing the release of factory wastes into nearby streams. (ii) Educating society about the dangers of water pollution. (iii) Using biological control in an agricultural area instead of using pesticides.
a)	Only (i) and (ii)
b)	Only (i) and (iii)
c)	Only (ii), (iii)
d)	(i), (ii) and (iii)

Q.8	A body weighs 12 N on the surface of the moon. What is its weight on the surface of the earth?
a)	72 N
b)	2 N
c)	24 N
d)	Zero

Q.9	There are four balls A, B, C and D which displace 10 mL, 24 mL, 15 mL and 12 mL of a liquid respectively, when immersed completely. Which ball will undergo the maximum apparent loss in weight?
a)	A
b)	B
c)	C
d)	D

Q.10	Which of the following statements is true about tissue?
a)	Cells with similar structures but have different functions.
b)	A diverse group of cells that perform similar functions.
c)	Cells with similar structures and functions.
d)	Cells with different structures but the same function.

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Answers to Sample Questions from Olympiad Success:

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

Answers to Sample Questions from Olympiad Success:

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

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