Chlorophyll contains _____metal.

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1. What Color does chlorophyll not absorb?

   A. Red B. Blue C. Green D. Yellow Submitted by: Syed Shan Ali Shah...

2. Milk contains water

   A. 70% B. 75% C. 87% D. 90%...

3. The Stevenson screen contains all of these EXCEPT:

   A. Wet bulb thermometer B. Maximum thermometer C. Ordinary thermometer D. Anemometer Submitted by: Mansoor Ul Haque...

4. Air contains maximum amount of__________?

   A. oxygen B. nitrogen C. hydrogen D. carbon dioxide Submitted by: ABDUL HAYEE...

5. Air contains volume of carbon dioxide approximately?

   A. 3% B. 33% C. 0.3% D. 0.03% Submitted by: Ashfaque Ali Khoso...

6. 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...

7. Which of following contains cobalt?

   A. Vitamin K B. Chlorophyll C. Vitamin B12 D. Haemoglobin Submitted by: Mansoor Ahmed Suhag...

8. The ozone molecule contains which type of bonding__________?

   A. Dative bond B. Covalent bond C. Both A and B D. Ionic Bond Submitted by: Raza Samejo...

9. The Cow’s Milk contains how much amount of water in terms of percentage?

   A. 60% B. 65% C. 72% D. 87% Submitted by: Afzal...

10. ____________ contains 75–80 % of the mass of the atmosphere.

    A. Stratosphere B. Mesosphere C. Thermosphere D. Troposphere Submitted by: Muhammad Abdullah...