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 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.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
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.4
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.5
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.6
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.7
Picture 1 shows an athlete running a race and picture 2 shows a biker riding a bike on a rough mountain. What is the similarity seen between these two pictures?
Q.8
What is the similarity between quinine, sandalwood oil and eucalyptus oil?
Q.9
Fill in the blank:
_________________ helps in the efficient supply of oxygen to all the cells of the body.
Q.10
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.
Your Score: 0/10
Answers to Sample Questions from CREST Olympiads:
Q.1
a
Q.2
d
Q.3
d
Q.4
d
Q.5
a
Q.6
d
Q.7
d
Q.8
b
Q.9
b
Q.10
d
Answers to Sample Questions from CREST Olympiads:
Q.1 : a | Q.2 : d | Q.3 : d | Q.4 : d | Q.5 : a | Q.6 : d | Q.7 : d | Q.8 : b | Q.9 : b | Q.10 : d
