Why is food necessary for human body ?

2 Answers  

---

The element required for solar energy conversion is 1 Beryllium 2 Silicon 3 Tantalum 4 Ultra pure carbon

2 Answers   SSC,

---

Which scientists gave detailed information about nebula?

0 Answers  

---

wheather lightning will attack a aeroplane during flying if not why

2 Answers   TCS,

---

Papepr is manufactured by 1 Wod and resin 2 Wood, sodium and bleaching powder 3 Wood and bleaching powder 4 Wood, calcium, hydrogen sulphite and resin

1 Answers  

---

What is the Metabolism ?

2 Answers  

---

The final products of combustion of ethane are 1 Carbon and oxygen 2 Ethylene and Hydrogen 3 Water and Carbon monoxide 4 Carbon dioxide and water

2 Answers  

---

it is not advisable to sleep under a tree at night becouse trees release

1 Answers  

---

Which of the following is a chemical change? 1 Oxidation 2 Reduction 3 Sublimation 4 Decomposition

2 Answers  

---

Why Colours is Important in Our Daily Life???

1 Answers  

---

What does the Haversion central canal in each osteon contains?

1 Answers   Jindal,

---

What is the wavelength of visible spectrum? 1 1300A-3000A 2 3900A-7600A 3 7800A-8000A 4 8500A-9800A

1 Answers  

---