This session will give answer and explanation to all the question. So go ahead learn it!
👍1
👍1
🔥2
The conventional flow of current is from __ to __.
Anonymous Quiz
31%
-ve to +ve
60%
+ve to -ve
6%
-ve to -ve
2%
+ve to +ve
👍2🎉1
👍2
Which of the following is/are permanent changes?
Anonymous Quiz
24%
Physical change
55%
Chemical change
17%
Both (a) & (b)
4%
None
👍2
Which of the following is/are chemical changes?
Anonymous Quiz
15%
Cooking of food
25%
Ripening of fruit
52%
Both (a) & (b)
9%
Evaporation of water
👍2
Which of the following is/are products formed ; reaction of coal with oxygen ?
Anonymous Quiz
60%
CO2
8%
O2
26%
Both (a) & (b)
6%
CO
👍2
Complete the reaction:
CuSO4 + ___ —> ZnSO4 + ___
CuSO4 + ___ —> ZnSO4 + ___
Anonymous Quiz
21%
Cu , Zn
69%
Zn , Cu
4%
S , Cu
6%
Zn , S
👍2🥰1
In a chemical reaction, Reactants are on __ side as products are on _____ side.
Anonymous Quiz
77%
Left , right
16%
Right , Left
7%
Both are correct
1%
None
👍1
In a chemical reaction, Liquid state is represented by _______.
Anonymous Quiz
43%
l
37%
aq
16%
Both are correct
4%
None of these
👍2
Heredity is passing on of ____ characteristics genetically from one generation to another.
Anonymous Quiz
32%
physical
8%
mental
55%
Both (a) & (b)
5%
None
👍1
👍1
Which of the following is/are present in pairs?
Anonymous Quiz
13%
Gene
16%
DNA
67%
Chromosomes
3%
None
👍1
DNA is made up of ______
Anonymous Quiz
15%
Pentose Sugar
13%
Phosphate
15%
Nitrogen bases
57%
All of these
👍2
In RNA , instead of thymine it has ________
Anonymous Quiz
20%
Adenine
60%
Uracil
15%
Cytosine
5%
Guanine
👍2
Which of the following is single stranded?
Anonymous Quiz
59%
RNA
11%
DNA
24%
Both (a) & (b)
5%
None
👍2