An object is moving along a straight line is
called as _____________
called as _____________
Anonymous Quiz
17%
Motion
41%
Line-motion
27%
Rectilinear motion
15%
All of these
Which of the following is/are permanent changes?
Anonymous Quiz
20%
Physical change
60%
Chemical change
20%
Both (a) & (b)
0%
None
👍3
Which of the following is/are chemical changes?
Anonymous Quiz
15%
Cooking of food
19%
Ripening of fruit
63%
Both (a) & (b)
3%
None
Which of the following is/are products formed ; reaction of coal with oxygen ?
Anonymous Quiz
64%
CO2
6%
O2
26%
Both (a) & (b)
5%
CO
Complete the reaction:
CuSO4 + ___ —> ZnSO4 + ___
CuSO4 + ___ —> ZnSO4 + ___
Anonymous Quiz
21%
Cu, Zn
73%
Zn, Cu
5%
S , Cu
1%
Zn , S
In a chemical reaction,
Reactants are on __ side as products are on _____ side.
Reactants are on __ side as products are on _____ side.
Anonymous Quiz
78%
Left , right
14%
Right , Left
8%
Both are correct
0%
None
In a chemical reaction,
Liquid state is represented by ___ .
Liquid state is represented by ___ .
Anonymous Quiz
61%
l
22%
Aq
15%
Both are correct
2%
None
_____ is a terrestrial ecosystem .
Anonymous Quiz
66%
A natural forest
11%
Lake
7%
Pond
16%
Aquarium
An ecosystem includes _____
Anonymous Quiz
26%
all living organisms
4%
non living objects
68%
both living and non living components
2%
sometimes living sometimes non living
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Happy Learning 😃💐
Happy Learning 😃💐