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
Read the statements below and choose the correct one: 1. Eucalyptus trees release pure water vapour into the atmosphere if planted along sewage ponds. 2. Cooking oil and fats if thrown in drains harden and block pipes. 3. Open drains overflow in the rainy season and is a breeding place of flies and mosquitoes.
Q.2
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.
Q.3
Read the following statements and choose the correct one: Statement 1: Conduction can happen only if the objects are in contact. Statement 2: Conduction can happen only if their temperatures are not the same.
Q.4
Which of the following is/are chemical change(s)?
Formation of clouds
Formation of rust
Tearing of a paper
Formation of black coating on the walls of the tube light
Q.5
Match column I with column II and select the correct option from the codes given:
Column I
Column II
1. Shearing
a. Washing sheared skin to remove dirt
2. Scouring
b. Removal of fleece of sheep
3. Sorting
c. Anthrax
4. Fatal blood disease
d. Hair of different textures separated
Q.6
Look at the pictures of sealing wax, wooden statue and catechu and identify the similarity between them correctly:
Q.7
Fill in the blanks:
The water which is lost through the stomata is replaced by water from the _______ vessels in the leaf. Evaporation of water molecules from leaf's cells creates a suction which pulls the water from the _______ cells of the root.
Q.8
Fill in the blanks: 1. The light material which floats during wastewater treatment is _______________. 2. _______________ is produced during wastewater treatment. 3. Wastewater from ______________ may contain radioactive materials.
Q.9
Choose the INCORRECT statement from the following options related to photosynthesis:
Q.10
Read the clues carefully and answer the question that follows: Clue 1: I live in tropical rainforests. Clue 2: I have a long and large beak. Clue 3: I can reach for fruits on branches which are not easily reachable. Who am I?
Your Score: 0/10
Answers to Sample Questions from CREST Olympiads:
Q.1
d
Q.2
b
Q.3
d
Q.4
d
Q.5
c
Q.6
a
Q.7
a
Q.8
d
Q.9
c
Q.10
c
The CREST Science Olympiad is an international Olympiad exam. This exam requires efficient preparation to achieve good grades in the examination. Practicing Science Olympiad previous years’ question papers for class 7 is one of the best techniques to excel in preparation. These papers help students obtain a better grasp of the types of questions, patterns, and so on. Atleast attempt sample papers for the past few years before appearing for the final exam. Participants can download Science Olympiad previous year paper from this page.
Answers to Sample Questions from CREST Olympiads:
Q.1 : d | Q.2 : b | Q.3 : d | Q.4 : d | Q.5 : c | Q.6 : a | Q.7 : a | Q.8 : d | Q.9 : c | Q.10 : c
