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Wednesday, October 1, 2014

CBSE Papers, Questions, Answers, MCQ for Science - 1 October 2014

1. What is the most likely cause of wind blowing?
[A]Uneven heating of the earth
[B]Changing distance between the Sun and the Earth
[C]Humidity of the air
[D]Changing phases of the moon


2. Morning dew is an example of which portion of the water cycle?
[A]Condensation
[B]Transpiration
[C]Evaporation
[D]Precipitation


3. You find an igneous rock that contains large crystals. Large crystal indicate ______________________________________.
[A]Fast cooling produced the rock
[B]Slow cooling produced the rock
[C]Large crystals indicate how long ago the rock formed
[D]Large crystals indicate the source of the rock


4. The preserved remains of once-living organisms are called
[A]Geodes
[B]Fossils
[C]Mitochondria
[D]Meteorites


5. The probability of producing a tall plant from two hybrid tall plants is ______.
[A]0.25
[B]0.5
[C]0.75
[D]1


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