What Are Stars Mainly Made Of ?
What Are Stars Mainly Made Of ?
Ice | |
Rock | |
Balls Of Gass | |
Light |
پاک اسٹڈی لائبریری اپنی خدمات کو بہتر کرنے کے لئے نئے سوفٹ وئیر انسٹال کررہی ہے ۔ اس لئے آئندہ کچھ دن آپ کو کچھ صفحات تک رسائی میں مشکلات کا سامنا ہوسکتا ہے ۔ جس کے لئے ہم معذرت خواہ ہیں۔
Pak Study Library is installing new software to improve its services. herefore, in the next few days, you may face difficulties in accessing some pages. sorry for the inconvenience.
What Are Stars Mainly Made Of ?
Ice | |
Rock | |
Balls Of Gass | |
Light |
What Are Considered The Building Blocks Of Matter?
Atoms | |
Protons | |
Molecules | |
Elements |
What Animal Has Longest Gestation Period Of About 640 To 660 Days Or 95 Weeks Of Any Land Animal ?
Elephant | |
None Of These | |
Blue Whale | |
Opossum |
What Amount Of Fats Give Energy Of 9.3 K Calories?
0.5 Gram | |
2.0 Gram | |
4.1 Gram | |
1.0 Gram |
Weather Describe The Condition Of --- At Any One Time.
The Ionosphere | |
The Atmosphere | |
The Land Surface | |
The Earth |
Water Vapour Turns Into Clouds In The Atmosphere When:
It Rains | |
The Temperature Rise | |
Dew Point Is Reached | |
Evaporation Takes Place |
Water Vapour Beyond The Dew Point Result In-----?
Condensation | |
Precipitation | |
Formation Of Ice | |
Hailstorm |
Water Vapor Is -------?
A Snowflake | |
A Rain Drop | |
A Cloud Droplet | |
A Gas |
Water Is Heated In A Kettle. The Inside Water Is Heated By Convection. A Person Sitting Near The Fire Receives Heat By ----?
Radiation | |
Conduction | |
Convection | |
Reflection |
Water Is A Universal Solvent For What Reactions?
Biochemical | |
Chemical | |
Physical | |
Nuclear |
Water Is A Highly Effective Coolant For A Car Engine Because -----?
Water Is Good Conductor Of Heat | |
Water Boils At A Comparatively High Temperature | |
Water Has Very High Specific Heat Capacity | |
Evaporation Of Water Produces Lot Of Cooling |
Water Is 50 Times More Viscous Than ------ ?
Alcohol | |
Oil | |
Gases | |
Solid |
Water Has Maximum Density At------?
4°C | |
0°C | |
4.8°C | |
4° K |
Water Has High Density And Minimum Volume At-----?
0°C | |
4°C | |
None Of These | |
100°C |
Water Covers ----- Of The EarthS Surface?
76% | |
67% | |
61% | |
71% |
Vitamins Were Discovered By-----?
Casimir Funk | |
Moesley | |
Frank Whittle | |
Chadwick |
Vitamin D Is Chemically Know As----- ?
None Of These. | |
Calciferol | |
Tocopherol | |
Retinol |
Vitamin C Is Found In-----?
None Of These | |
Seeds | |
Sea Food | |
Fruits And Vegetables |
Vitamin C Is Essential For------?
Brain | |
Growth & Repairing Of Tissues | |
Muscles | |
Appetite |
Vitamin C Deficiency Leads To:------?
Cold | |
Cancer | |
Scurvy | |
Rickets |
Vitamin B3 Is Also Known As-----?
Thiamine | |
Retinol | |
Niacin | |
Riboflavin |
Vitamin B2 Is Also Called As-----?
Ascorbic Acid | |
Riboflavin | |
Niacin | |
Thiamine |
Vitamin B1 Is Also Known As------?
Riboflavin | |
Niacin | |
Thiamine | |
Retinol |
Vitamin B Is Found In-----?
None Of These | |
Fruits And Vegetables | |
Sea Foods | |
Seeds |
Vitamin A Is Found In The------?
Red Vegetables | |
White Vegetables | |
Yellow Vegetables | |
Green Vegetables |