Farmers neutralize the effect of Acidity on soil by adding
Anonymous Quiz
40%
Slaked lime
27%
Caustic soda
22%
Gypsm
12%
Baking soda
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CuSO4.5H2O In this Compound the water molecule is called β
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16%
Pure water
22%
Distilled water
53%
Water of crystallization
9%
Soda water
π₯°6π5π4
Which of the following oxides of iron would be obtained on prolonged reaction of iron with steam?
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20%
Feo
46%
Fe3O2
29%
Fe3O4
5%
Feo4
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A non-metal used to preserve food material is:
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17%
Carbon
14%
Sulphur
58%
Nitrogen
12%
Phosphrous
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The metals that float when treated with water are:
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22%
Calcium and iron
37%
Magnesium and sulphur
28%
Sodium and calcium
13%
Magnesium and calcium
π₯6π4π3π1π1
Aqua regia is a freshly prepared mixture of concentrated HNO3 and concentrated HCl in the ratio of:
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26%
1:3
39%
2:3
30%
3:1
4%
None
π₯°5π3π1
In amoeba, food is digested in the:
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32%
Food vacoule
27%
Mitochondria
33%
Pseduopida
8%
Chloroplast
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Forwarded from Shubham Jha - Class 11 & 12 (Shubham Jha)
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π7
female is suffering from an irregular menstrual cycle. The doctor prescribed her some hormonal tablets. Which option shows the hormone she lacks in her body from the endocrine gland?
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62%
Oestrogen
22%
Testrone
12%
Thyroxin
4%
None
π₯°7π5β€2π1
Which of the following salts does not contain water of crystallization?
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23%
Blue vitrol
37%
Baking soda
29%
Gypsm
11%
Washing soda
π₯7π5π4π±2
An aqueous solution turns the red litmus solution blue. Excess addition of which of the following solutions would reverse the change?
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34%
Baking soda
32%
Lime
32%
Hcl
2%
None
π₯°7π3π1
If an object is placed symmetrically between two plane mirrors, inclined at angle of 72 degree, then total no. of images formed:
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15%
5
55%
4
23%
2
7%
1
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