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sofworld.org NSO National Science Olympiad Sample Question Paper 2017 – 18

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1 National Science Olympiad Paper

National Science Olympiad Paper

** The NSO is conducted on two dates for Level 1. Each school may select a date for conducting the NSO as per its convenience. Each date of exam has a separate question paper. Change of date for conducting the NSO is not permitted.

Related : Science Foundation NSO National Science Olympiad Sample Question Paper 2016 – 2017 : www.pdfquestion.in/10921.html

Instructions

Level 1: The first level of the test is organized in the respective schools of the participants during school hours.
(i) The level 1 competition is an objective-type test of 60 minutes duration comprising 35 objective-type (Multiple Choice) questions for class 1 to class 4 and 50 objective-type (Multiple Choice) questions for class 5 to class 12.

(ii) The question paper consists of three sections:
For Class 1 to Class 10 :
Section-1: Logical Reasoning
Section-2: Science
Section-3: Achievers Section

More Related Posts:

For Class 11 and Class 12 :
Section-1: Physics/Chemistry
Section-2: Achievers Section
Section-3 : Mathematics/Biology

(iii) There are separate question papers for each class.
(iv) The medium of the test is English.
(v) CBSE, ICSE/ISC and State Board syllabi are followed for setting the test papers.
(vi) The exam is conducted during school hours.

Level 2: The level 2 is conducted for students of class 3 to class 12. The qualifiers to second round would include the following:
** Top 5% of candidates class wise who appear for the 1st level exam. In case of a tie of marks, due weightage to marks scored in different sections will be given. Each section is accorded separate weightage.
** Top 25 rank holders class wise & Zone wise.
** Class topper where at least 10 students from a class appear in the exam & scores 50% qualifying marks. In case registration is received section wise, top rank holder, irrespective of section will qualify for the 2nd level. For section wise registrations, winner(s) of gold medal may not necessarily qualify for the second level.

NSO Sample Papers

The sample paper is designed by experts to make students familiar with the syllabus covered and pattern (followed/marking scheme ) which can help them to make a smart plan and strategy for preparation of exam.
Downloadable sample papers are easy to download. Please click the download button below to view or download the Sample paper.

Class 5

Logical Reasoning :
1. If you are eleventh in a queue starting either end, how many are there in the queue?
(A) 11
(B) 21
(C) 20
(D) 24

3. The mirror image of SON, if the mirror is placed vertically to the left is ____.
(A) NOS
(B) (C)
(D) SON

Science :
4. The term ‘Reduce’ is one of the three R’s (reduce, reuse and recycle) to save the environment. An example of the opposite of reducing is over-packaging which is an anti-environment activity. Which of the following packaging activities is anti-environment?
(A) Filling a cereal box completely
(B) Putting an item in a cardboard box, then putting that box in another box
(C) Putting foam packing material around a fragile item
(D) Packing an item in the smallest possible box

5. If your diet is deficient in sour fruits then you are supposed to suffer from
(A) Rickets
(B) Beri Beri
(C) Scurvy
(D) Night blindness.

6. _____ is a good conductor of electricity.
(A) Metal
(B) Rubber
(C) Plastic
(D) All of these

7. A small baby plant coming out of a seed is called __________.
(A) Grain
(B) Root
(C) Dispersal
(D) Seedling.

8. Which of these is needed to measure the mass of a rock?
(A) A balance
(B) A barometer
(C) A metric ruler
(D) A thermometer

9. Burning of garbage leads to (i) . (i) can cause deadly diseases such as (ii) and asthma. Which of the following options correctly fills the blanks (i) and (ii)?
(A) (i)-Air pollution, (ii)-Lung cancer
(B) (i)-Water pollution, (ii)-Lung cancer
(C) (i)-Soil pollution, (ii)-Cholera
(D) (i)-Water pollution, (ii)-Typhoid

10. The substance that imparts green colour to the plants is known as
(A) Water
(B) Chlorophyll
(C) Carbon dioxide
(D) Calcium.

11. Which of the following are included in first class levers?
1. 2. 3. 4.
(A) 1, 2 and 4
(B) 1 and 2
(C) 3 and 4
(D) 1, 3 and 4

12. Look at the figure. It shows lunar eclipse. Where will be the Earth in it ?
(A) a
(B) b
(C) c
(D) d

13. If there is no rain, crops fail to grow. This condition will lead to
(A) Flood
(B) Drought
(C) Famine
(D) Both (B) and (C).

Achievers Section :
14. Three different types of plants X, Y and Z, were selected by scientists who want to document their methods of seed dispersal. The graphs below show the approximate number of seedlings found at various distances around the parent plant. Which option most correctly lists the methods of seed dispersal of each plant?
X Y Z
(A) Water Explosive action Animal
(B) Wind Animal Water
(C) Wind Animal Explosive action
(D) Explosive action Water Animal

15. Identify 1, 3, 4 and 6 in the given pyramid and select the correct option.
1 3 4 6
(A) Fruits Grains Proteins Sweets and fats
(B) Grains Fruits Proteins Sweets and fats
(C) Proteins Fruits Grains Sweets and fats
(D) Fruits Proteins Fats Grains

Class 6

Logical Reasoning :
1. If A stands for add and B stands for subtract, then 4 A 3 B 3 A 2 stands for __________.
(A) 2
(B) 4
(C) 6
(D) 8

2. Pia walks a distance of 4 metres towards south. Then she turns to the left and walks 3 metres. After this she turns to the right and walks 4 metres. In which direction is she facing now?
(A) North-East
(B) South
(C) North
(D) South-West

3. Find the number of triangles in the given figure.
(A) 25
(B) 20
(C) 21
(D) 26

Science :
6. Read the given statements and select the correct option.
Statement 1 : The process of separation of lint and seeds from harvested cotton fibres is called ginning.
Statement 2 : Process of forming slivers from ginned material is called combing.
(A) Both statements 1 and 2 are true and statement 2 is the correct explanation of statement 1.
(B) Both statements 1 and 2 are true but statement 2 is not the correct explanation of statement 1.
(C) Statement 1 is true and statement 2 is false.
(D) Both statements 1 and 2 are false.

7. We use different parts of different plants as food source. Refer to the labelled figure of a typical plant and select the option that correctly matches an edible
plant part with its example.
(A) P – Broccoli, Q – Cinnamon
(B) R – Cabbage, S – Chilli
(C) T – Cabbage, U – Spinach
(D) Q – Clove, T – Lettuce

8. What adaptation does the given organism show?
(A) Strong hind leg muscles
(B) Hollow bones
(C) Webbed feet
(D) Both (B) and (C)

9. Two cars X and Y are travelling in opposite directions on a narrow road as shown here. Four possible p o s i t i o n s f o r placing a mirror are labelled D, E, F and G. In order to avoid an accident, a mirror could be placed at position _____.
(A) E
(B) D
(C) G
(D) F

10. Three glasses P, Q and R having equal amount of water were taken and equal amount of salt was added to each one of them. After that, P was cooled, Q was heated and R was left undisturbed. Water in which glass will now taste most salty?
(A) P
(B) Q
(C) R
(D) All will taste the same

Achievers Section :
14. Observe the given diagram carefully and fill in the blanks.
(A) Freezing Boiling Condensation Melting Evaporation
(B) Freezing Evaporation Boiling Melting Condensation
(C) Melting Boiling Condensation Freezing Evaporation
(D) Melting Evaporation Condensation Freezing Boiling

15. Read the given passage.
Animals X, Y and Z are found in completely different habitats. Animal X is nocturnal and has developed many characters to conserve as much water as possible in the body. Animal Y has furry body with thick skin. It is large in size and has padded feet. Animal Z is adapted to live on trees, sticky pads on its feet help it to climb trees. Which of the following can you conclude regarding the habitats of these animals?
(A) Animal X lives in a place with annual rainfall of about 80-100 cm.
(B) Animal Y lives in a place where days may be extremely hot and nights can be very cold.
(C) Animal Z lives in an area with annual rainfall of about 20-25 cm.
(D) Animal Y lives in an area where temperature sometimes reach 0°C or fall below it.

Class 7

Logical Reasoning :
1. If ‘+’ means ‘×’, ‘–’ means ‘÷’, ‘×’ means ‘–’ and ‘÷’ means ‘+’, then what will be the value of 16 ÷ 64 – 8 × 4 + 2 = ?
(A) 18
(B) 14
(C) 24
(D) 16

3. How many 5’s are there in the following sequence such that the sum of the two immediately following digits is greater than the sum of the two immediately preceding digits?
3 7 6 5 8 3 2 4 5 5 4 8 7 9 1 5 3 4 8 7 5 9 8 7 6 4
(A) One
(B) Two
(C) Three
(D) Four

4. Anuradha remembers that her friend had visited her after 13th but before 18th of the month, while Anuradha’s sister remembers that Anuradha’s friend had visited after 16th but before 20th. If it was Saturday on 16th, of the month, then on which day of the week, Anuradha’s friend visit her?
(A) Saturday
(B) Monday
(C) Sunday
(D) None of these

Science :
7. X is present in the stomach. However, presence of excess of it causes indigestion, which requires the intake of milk of magnesia to undo the effect of X. What is X?
(A) HCl
(B) H2SO4
(C) NaOH
(D) KOH

8. The part X of the plant shown in the given figure helps out in
(A) Photosynthesis
(B) Respiration
(C) Transpiration
(D) All of these

9. The given diagram shows a series of images of a moving ball captured by a camera. 15 m Direction of moving ball The ball was moving at a constant velocity and the images were taken at a constant rate of 10 per second. What is the speed of the ball?
(A) 30 m s–1
(B) 20 m s–1
(C) 45 m s–1
(D) 15 m s–1

10. The temperature at which no more energy can be removed from matter is called
(A) Absolute zero
(B) Boiling point
(C) 32º F
(D) 32°C

Achievers Section :
14. A painter leans his back against a painted wall while looking into a 1 m long mirror at the opposite end of a rectangular room as shown in the given figure. How much of the painted wall can he see through the given mirror?
(A) 1 m
(B) 2 m
(C) 6 m
(D) 12 m

15. The given diagram shows two plants of the same species. Refer to the diagram and answer the following questions. 1 m long mirror Painted wall Painter 12 m
(i) Which arrow indicates a process that would not lead to sexual reproduction?
(ii) Which arrow represents a type of pollination that would result in greater adaptability of the particular species to potential environmental changes?
(A) (i)-Y, (ii)-Z
(B) (i)-Z, (ii)-X
(C) (i)-Y, (ii)-X
(D) (i)-X, (ii)-Y

Author : Brightlin