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
Consider the following statements and choose the correct option: Statement 1: When we stand in front of a bonfire, we experience heat transfer primarily by conduction. Statement 2: If you touch a metal spoon that has been placed in a hot cup of tea, you will feel heat transfer from the spoon to your hand. This heat transfer is primarily due to convection.
Q.2
Which of the following pair is wrongly classified?
Mode of nutrition
Examples of plants
1. Autotrophic
Desert plants
2. Heterotrophic
Cuscuta
3. Saprotrophic
Algae
Q.3
A walker follows the path from A and E (figure) over an 80 s time interval. What total distance does the walker cover between A and E?
Q.4
Given below are pictures of corn, papaya and cucumber. Identify the similarity between them correctly:
Q.5
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 _____________.
Q.6
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.7
Look at the figure given below and answer the following question: What are the labelled parts called in an yeast? (plural form)
Q.8
In a respiration experiment, if an organism is placed in a sealed container, and the carbon dioxide concentration is monitored over time, what is the likely outcome as respiration continues?
Q.9
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.
Q.10
Two non-parallel plane mirrors make an angle of 60o with each other. If a beam of light is incident on one mirror at an angle of 30o to the mirror surface, what is the angle between the incident and emerging rays after two reflections?
Your Score: 0/10
Answers to Sample Questions from CREST Olympiads:
Q.1
d
Q.2
c
Q.3
a
Q.4
c
Q.5
b
Q.6
d
Q.7
b
Q.8
a
Q.9
a
Q.10
b
Answers to Sample Questions from CREST Olympiads:
Q.1 : d | Q.2 : c | Q.3 : a | Q.4 : c | Q.5 : b | Q.6 : d | Q.7 : b | Q.8 : a | Q.9 : a | Q.10 : b
