The most abundant element in sea water is?

Related Mcqs:

1. The salinity of sea water is determined by the amount of common salt (Sodium Chloride) in __________ of sea water.

   A. 1 gram
   B. 10 grams
   C. 1 kg
   D. 10 kg

2. The most abundant element in the universe is __________.

   A. Oxygen
   B. Hydrogen
   C. Carbon Dioxide
   D. Silicon

3. The most abundant element in the Earth’s crust is __________?

   A. Oxygen
   B. Hydrogen
   C. Carbon Dioxide
   D. Silicon

4. Which is the most abundant element in the atmosphere?

   A. Nitrogen
   B. Hydrogen
   C. Nickle
   D. Oxygen

   Submitted by: Arsalan hashmi

5. The most abundant element in human body is __________?

   A. Hydrogen
   B. Blood
   C. Oxygen
   D. Protein

   Submitted by: Mansoor Ahmed Suhag

6. Sea water (Salt water) freezes at ?

   A. Same temperature as fresh water.
   B. Slightly higher temperatures than fresh water.
   C. Slightly higher temperature than fresh water.
   D. Sea water does not freeze

   Submitted by: Mansoor Ahmed Suhag

7. The second most abundant metal found in the earth’s crust is_____________?

   A. Silicon
   B. Aluminium
   C. Calcium
   D. Sodium

   Submitted by: Ashfaque Ali Khoso

8. Which of the following celestial bodies contains abundant quantities of helium-3, a potential source of energy?

   A. Earth
   B. Venus
   C. Moon
   D. Saturn

   Submitted by: Malik Asghar Hussain

9. Which of the following noble gases is abundant in air?

   A. Neon
   B. Helium
   C. Argon
   D. Methane

   Submitted by: Malik Asghar Hussain

10. What is the most abundant form of matter in the universe?

    A. Plasma
    B. Liquid
    C. Gas
    D. Solid

    Submitted by: Dr Hikmat Khan