Deficiency of which of the following is associated with night blindness?
A) vitamin A
B) vitamin B1
C) vitamin C
D) vitamin D
A
Environmental & Atmospheric Sciences
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The greatest volume of fresh water is stored in
A. atmosphere. B. glaciers. C. ground water. D. surface water.
Environmental & Atmospheric Sciences
A stove that circulates heated air to uniformly cook food is an example of ________ heat transfer
A) kinetic B) convectional C) conductional D) latent
Environmental & Atmospheric Sciences
____________________ is the most effective stream erosion process
Fill in the blank(s) with correct word
Environmental & Atmospheric Sciences
Several times in the past ________ years, many, or even most, of the species on Earth became extinct in a geologically short time.
A. 541 billion B. 54.1 million C. 541 thousand D. 541 million
Environmental & Atmospheric Sciences