CREST Science Olympiad Class 7 Previous Year Papers

>>> Join CREST Olympiads WhatsApp Channel for latest updates. CREST Science Olympiad Previous Year Paper PDF for Class 7:

If your web browser doesn't have a PDF Plugin. Instead you can Click here to download the PDF

Syllabus:

Section 1: Heat, Motion and Time, Electric Current and its Effects, Winds, Storms and Cyclones, Light, Acids, Bases and Salts, Physical and Chemical Changes, Weather, Climate and Adaptations of Animals to Climate, Fibre to Fabric, Nutrition in Plants and Animals, Respiration in Organisms, Transportation in Plants and Animals, Reproduction in Plants, Natural Resources and Their Conservation.

Achievers Section: Higher Order Thinking Questions - Syllabus as per Section 1

Sample Paper Previous Year Paper Marking Scheme Free Study Material

Q.1

Q.2

Q.3

Q.4

Q.5

Q.6

Q.7

Q.8

Q.9

Q.10

Q.1	Complete the sentence: The change in the shape of a hot tin can containing water vapour, when cold water is poured on it is because _____________.
	a) pressure outside the can is the same as that inside		b) pressure inside the can becomes less than that outside
	c) pressure inside the can becomes equal to the atmospheric pressure		d) pressure inside the can becomes more than that outside

Q.2	Read the passage given below and fill in the blank: A few plants and all animals are dependent on others for their nutrition and are called heterotrophs. Plants like ___________ are parasites. They take food from the host plant.
	a) cuscuta		b) pitcher plant
	c) bacteria		d) fungi

Q.3	Look at the pictures shown below and identify the similarity between them correctly:
	a) Both are chemical changes.		b) Both are physical changes.
	c) Both show rusting.		d) Both show crystallisation.

Q.4	What is the similarity between quinine, sandalwood oil and eucalyptus oil?
	a) They are not forest products.		b) They are all obtained from the excretory products of plants.
	c) They all help to treat malaria and dengue.		d) They all provide essential oils.

Q.5	Physical changes are temporary and can be easily reversed to their previous form. Which of the following physical changes is not a reversible change?
	a) Bursting of a balloon		b) Squeezing of a balloon
	c) Cooling of a molten wax		d) Cooling of red hot iron

Q.6	Which of the following pair is wrongly classified? Mode of nutrition Examples of plants 1. Autotrophic  Desert plants 2. Heterotrophic  Cuscuta 3. Saprotrophic  Algae
	a) Only 1		b) Only 2
	c) Only 3		d) Both 1 and 2

Q.7	The following statements describe how the transport system in plant works. Which of these is a correct sequence? P - Xylem tubes carry water and mineral salts to other parts of the plant. Q - The leaves make food in the presence of sunlight. R - The leaves receive water and mineral salts. S - Phloem tubes transport food to other parts of the plant. T - Root hairs absorb water and mineral salts from the soil.
	a) P →T →Q →R →S		b) T →P →R →Q →S
	c) T→R →P →Q →S		d) R →Q →T →P →S

Q.8	Complete the following sentence: Pulmonary veins are thick walled blood vessels as they ______________________.
	a) carry oxygenated blood from the heart to the lungs		b) carry oxygenated blood from the lungs to the heart
	c) carry deoxygenated blood from the lungs to the heart		d) carry deoxygenated blood from the heart to the lungs

Q.9	Look at the pictures shown below and spot the similarity between them:
	a) They have buds in their leaves which can give rise to new plants.		b) The roots of these plants give rise to new plants.
	c) They both contain vegetative buds.		d) They produce new plants when their parts get detached from the main plant body.

Q.10	In symbiosis two organisms live together and get benefit from each other which is mutually beneficial to both. Which of the following show this type of relationship?
	a) Pitcher plant		b) Cuscuta
	c) Lichens		d) None of these

Your Score: 0/10

Students can download the CREST Science Olympiad previous year paper pdf for class 7 from this page. Each question in the paper carries 1 mark. The answer key for all the questions is also provided on the last page.

Students who are preparing for the CREST Science Olympiad need to implement some smart study strategies to ace the exam. One such strategy is solving the CREST Science Olympiad previous year papers. These papers help students in developing a deeper understanding of the exam format. Analyzing past years' papers will enable students to recognize:

1. Different types of questions asked in the exam
2. The topics that are frequently asked in the exam
3. The difficulty level of the questions

Students will be better prepared for the CREST Science Olympiad exam if they are aware of the factors mentioned above.

Additional Preparation Resources

Students can also refer to the following resources to level up their CREST Science Olympiad (CSO) exam preparation for class 7 -

1. CREST Science Worksheets Package for class 7 - It is a package of 5 worksheets. The worksheets are in the same pattern as the previous year paper. Hence, very useful for preparation. Existing users can purchase additional practice worksheets by following these steps: Login at https://www.crestolympiads.com/login -> Dashboard -> Additional Practice -> Buy & new users can visit https://www.crestolympiads.com/registration
2. CREST Science Olympiad book for class 7 - The book covers topic-wise reading material, chapter-wise practice questions with answer key & contains the previous year paper. The book is available in both physical and pdf formats. Proceed now to purchase the Olympiad book. Also, students can view & download the first chapter of the Science Olympiad book for class 7 for free.

Note: Don’t forget to download the CREST Science Olympiad past year paper pdf for class 7.