Superphosphate fertilizer is prepared by the reaction between 1 Calcium phosphate and Sulphuric hydroxide 2 Sodium phosphate and Sodium nitrate 3 Magnesium phosphate and Sodium nitrate 4 Sodium sulphate and Phosphoric acid

2 Answers   Central Police Forces, Odisha Police,

---

what are advantages & disadvantages of science?

62 Answers   Reliance,

---

How long can arihant stay underwater?

0 Answers  

---

Which is the largest comet?

0 Answers  

---

Explain how you can integrate Life skills in Science Teaching

0 Answers   Mahatma Gandhi University,

---

---

Name any two modern branches of Physical Science

0 Answers   Mahatma Gandhi University,

---

The isotope of uranium capable of sustaining chain reactions is 1 U-235 2 U-238 3 U-239 4 None of these

1 Answers  

---

What is the Nutrition ?

1 Answers  

---

Where is the biggest solar telescope in india situated?

0 Answers  

---

In fireworks, the green flame is produced because of 1 Mercury 2 Sodium 3 Potassium 4 Barium

1 Answers  

---

Which of the following metals remains in liquid form under normal conditions? 1 Uranium 2 Radium 3 Zinc 4 Mercury

4 Answers  

---

The filament of an electric bulb is made of 1 Iron 2 Nichrome 3 tungsten 4 Graphite

9 Answers   Germanium, Google, Graphite India, Tungsten,

---