Environmental Science
What is meant by ex-situ conservation?

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

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Environmental Science
Which of the following statements is not correct?

During the winter, low relative humidity can irritate the mucus membranes in the nose and throat.
The relative humidity is a measure of the air's actual water vapor content.
The length of human hair changes as the relative humidity changes.
A change in the air temperature can change the relative humidity.

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