Examlex
A sum of money received at a future date is worth less than the same sum of money received today.Why? Explain this with an example.
Nitrogen
A chemical element with symbol N and atomic number 7, essential to all living organisms as a constituent of proteins and nucleic acids.
Essential Elements
Nutrients required for organisms to survive and reproduce, that cannot be synthesized internally and must be obtained from the environment.
Leaf
A flattened structure of a higher plant, typically green and blade-like, that is attached to a stem directly or via a stalk. Leaves are the main organs of photosynthesis and transpiration.
Guttation
The exudation of droplets of water from the pores of plants, typically occurring at night when root pressure is high and transpiration is low.
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