IOA International Science Olympiad Grade 6 Sample Paper 2019 : internationalolympiadacademy.com

Organisation : International Olympiad Academy
Exam : International Science Olympiad
Document Type : Sample Paper
Class : Grade 6
Year : 2019
Website : https://www.internationalolympiadacademy.com/

IOA Science Olympiad Sample Paper

International Science Olympiad Grade 6 Sample Papers 2019

Science Olympiad Grade 6 Sample Paper

1. Jiya observed a cell under microscope. She saw a transparent jelly – like substances in the cell. What was that substance?
(A) Cytoplasm
(B) Nucleus
(C) Cell membrane
(D) Vacuole

2. The shape of the shadow does not depend upon ______.
(A) The shape of the object
(B) The position of the source of light
(C) The size of the object
(D) The size of the source of light

3. The chemical used to avoid drying of the material for temporary mount is
(A) Wax
(B) Oil
(C) Glycerin
(D) Alcohol

4. A biology lab teacher is covering the leaf with black paper as shown in the diagram, before testing the leaf for the presence of starch. Choose appropriate reason for this.
I. The black paper blocks the sunlight due to which the leaf will be unable to prepare food
II. This will remove already stored starch in the leaf
III. It has no effect on starch test
(A) Only I
(B) Only II
(C) Only III
(D) All of them

5. Which of the following is a single or simple flower?
I. Chrysanthemum II. Marigold III. Sunflower IV. Petunia
(A) I and II
(B) IV
(C) II and IV
(D) III and IV

6. One of the two thicker wires, which provide support to the filament, is connected directly to ____________.
(A) The metal case at the base of the bulb and the other to the metal tip at the center of the base
(B) The positive terminal of the electric cell and the other to the negative terminal of the electric cell
(C) The positive terminal of the electric portable generator and the other to the negative terminal
(D) Both the positive and negative terminals of the electric sockets

7. Which of the following statement is correct about a switch?
I. Because of it only, we are able to turn on or off any electrical appliance
II. When the switch is in ‘on’ mode, the circuit gets complete and thus, an electric current will flow through the circuit
III. When it is in ‘off’ mode, the circuit gets breaks and thus, an electric current will not flow through the circuit
(A) I, II and III (B) II and III (C) Only I (D) None of the above

8. Identify the safety rules to be observed while handling an electrical appliance.
I. Do not connect many electrical appliance to one power point
II. Do not use electrical appliances with damaged insulating materials of exposed wires
III. Switch on or off the electrical appliances with wet hand
(A) I and III (B) I and II (C) I, II and III (D) None of the above

9. What adaptation does a grasshopper has which helps it to avoid being caught by its predator?
I. Its taste bud
II. It can hop away quickly
III. It can camouflage itself in the grass
IV. It has poisonous stings
(A) I and II (B) II and III (C) I and IV (D) I, II, III and IV

10. Arrange the following steps showing the process of pollination in correct sequence.
I. Insects get attracted by the colour and smell of flowers
II. Pollination is the process in which pollens are transferred from the anther to the stigma of flower
III. During this process, pollen-grains stick to their body and wings and are transferred to stigma of different flowers, when insects visit them.
IV. Insects go and sit on the flower to suck nectar
(A) I, II, III, IV (B) I, III, II, IV (C) II, I, IV, III (D) II, III, IV, I

11. Following classifications have been made on the basis of solubility of substance. Identify the group resembling all water soluble substance.
(A) Glucose, potassium permanganate and wax
(B) Common salt, cough syrup and sugar
(C) Ink, carbon monoxide and cooking oil
(D) Sugar, nitrogen and baking soda

12. Which of the following statement is correct? The hand-picking method is used to separate the components of mixture when
I. The size of unwanted substance is same as of useful ones
II. The shape of unwanted substance is same as of useful ones
III. The colour of unwanted substance is same as of useful ones
IV. The unwanted material is present in small quantify
(A) Only I (B) Only IV (C) Both I and III (D) Both III and IV

13. Which one of the following is not prepared by weaving?
(A) Shirt (B) Saree (C) Sweater (D) Dhoti

14. “X is the process of arranging two sets of yarn together to make fabrics” “Y is the process in which a single yarn is converted into fabric” What is X and Y in above statements?
(A) X – Knitting Y – Spinning
(B) X – Weaving Y – Knitting
(C) X – Retting Y – Ginning
(D) X – Ginning Y – Retting

15. Which type of force is experienced when a south pole of a magnet is brought near to the north pole of another magnet?
(A) Force of attraction
(B) Force of repulsion
(C) No force is experienced
(D) Both A and B

16. Lines of magnetic force P. Never cross over Q. Always go from north to south R. Are closer together when the magnetic field is weak.
(A) P, Q and R are true
(B) P and Q are true
(C) P and R are true
(D) Only P is true

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