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
Fill in the blanks: 1. Angle between _________ and _________ is called as the angle of reflection. 2. Angle of incidence is always _______ angle of reflection.
Q.2
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.3
In a desert climate, plants often have adaptations to conserve water. What is a common adaptation in desert plants?
1. Broad leaves for maximum sunlight absorption
2. Thick, waxy skin to reduce water loss
3. Rapid growth during rainy seasons
4. Shallow root systems for quick water absorption
Q.4
Look at the pictures of sealing wax, wooden statue and catechu and identify the similarity between them correctly:
Q.5
Which of the following pairs is/are INCORRECT?
Name of the acid
Where is it found?
P. Acetic acid
Vinegar
Q. Citric acid
Orange
R. Formic acid
Spinach
S. Oxalic acid
Ant's sting
Q.6
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.7
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.8
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?
Q.9
Which of the following statements are correct? 1. Flowers bearing stamens and pistil are bisexual flowers. 2. An ovule bears a female gamete. 3. Flowers bearing pistil only are neutral flowers. 4. Budding in yeast is sexual reproduction.
Q.10
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 _____________.
Your Score: 0/10
Answers to Sample Questions from CREST Olympiads:
Q.1
b
Q.2
d
Q.3
b
Q.4
a
Q.5
d
Q.6
b
Q.7
a
Q.8
c
Q.9
b
Q.10
b
Answers to Sample Questions from CREST Olympiads:
Q.1 : b | Q.2 : d | Q.3 : b | Q.4 : a | Q.5 : d | Q.6 : b | Q.7 : a | Q.8 : c | Q.9 : b | Q.10 : b
