Environmental Science
What is meant by ex-situ conservation?

Conservation of forest eco system
Conservation of a species outside its natural habitat
Conservation of plants
Conservation of a species by protecting its habitat along with all other species living there

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Environmental Science
Our seasons are caused by:

The changing distance between the earth and the sun
The angle at which sunlight reaches the earth
All of these
Only (b) and (c) are correct
The length of the daylight hours

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Environmental Science
Frost forms when:

Objects on the ground cool below the dew point temperature.
Water vapor changes into ice without first becoming a liquid.
The dew point is 32oF or below.
All of these

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