MEDIUM
8th CBSE
IMPORTANT
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It is easy to cut fruit and vegetables with a sharp knife than with a blunt one because

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Important Questions on Practice Question for Science Olympiad

MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 23 - Practice Question for Science Olympiad>PRACTICE QUESTION FOR SCIENCE OLYMPIAD>Q 27

An electrolyte 

MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 23 - Practice Question for Science Olympiad>PRACTICE QUESTION FOR SCIENCE OLYMPIAD>Q 28

Which of the following is not a contact force?

MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 23 - Practice Question for Science Olympiad>PRACTICE QUESTION FOR SCIENCE OLYMPIAD>Q 29

The process of purification of metal by electrolysis is known as

MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 23 - Practice Question for Science Olympiad>PRACTICE QUESTION FOR SCIENCE OLYMPIAD>Q 30

Fluid friction is minimum for objects that

MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 23 - Practice Question for Science Olympiad>PRACTICE QUESTION FOR SCIENCE OLYMPIAD>Q 31

Which of the following planets have rings around it?

MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 23 - Practice Question for Science Olympiad>PRACTICE QUESTION FOR SCIENCE OLYMPIAD>Q 32
Which of the following is known as black gold?
EASY
8th CBSE
IMPORTANT
Start Up Science>Chapter 23 - Practice Question for Science Olympiad>PRACTICE QUESTION FOR SCIENCE OLYMPIAD>Q 33

The process shown in the figure is

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MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 23 - Practice Question for Science Olympiad>PRACTICE QUESTION FOR SCIENCE OLYMPIAD>Q 34
Bioethanol, biodiesel and biogas are