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
Kevin's teacher asked him to identify the correct order of the processes listed below to purify water and make it safe for drinking.
(i) Filtration
(ii) Sedimentation
(iii) Chlorination
(iv) Addition of chemicals
Which of the following is the correct order that Kevin arranged?
Q.2
Which of the following is not an application of heat?
Q.3
Physical changes are temporary and can be easily reversed to their previous form. Which of the following physical changes is not a reversible change?
Q.4
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?
Q.5
Given below are some adaptations shown by animals: (i) Beautiful coloured feathers (ii) Long tail (iii) Thick fur (iv) Subcutaneous fat and thick skin (v) Poison glands (vi) Longer beaks (vii) Keen eyesight (viii) Smaller sized limbs and ears Which of the above adaptations are rainforest adaptations?
Q.6
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.7
Fill in the blanks:
The simple form of nutrients obtained after digestion gets absorbed in __(I)__. The remaining matter goes into the __(II)__ where an excess of __(III)__ is absorbed. The remaining waste is called __(IV)__ and it is pushed into the rectum where it is stored before leaving the body through the anus.
Q.8
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.9
Look at the pictures shown below and identify the similarity between them correctly:
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
c
Q.2
d
Q.3
a
Q.4
c
Q.5
c
Q.6
b
Q.7
d
Q.8
d
Q.9
b
Q.10
d
Answers to Sample Questions from CREST Olympiads:
Q.1 : c | Q.2 : d | Q.3 : a | Q.4 : c | Q.5 : c | Q.6 : b | Q.7 : d | Q.8 : d | Q.9 : b | Q.10 : d
