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
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.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
Which of the following is not an application of heat?
Q.4
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.5
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.6
What is the labelled part A called?
Q.7
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.8
Look at the pictures shown below and spot the similarity between them:
Q.9
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.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
b
Q.2
c
Q.3
d
Q.4
b
Q.5
b
Q.6
a
Q.7
d
Q.8
b
Q.9
b
Q.10
b
Answers to Sample Questions from CREST Olympiads:
Q.1 : b | Q.2 : c | Q.3 : d | Q.4 : b | Q.5 : b | Q.6 : a | Q.7 : d | Q.8 : b | Q.9 : b | Q.10 : b
