Nitrogen Fixation Is an Energy-Demanding Process Because of the Strong

question 19

Multiple Choice

Nitrogen fixation is an energy-demanding process because of the strong ________ bond between the two nitrogen atoms in the N₂ molecule.

• A) single covalent
• B) double covalent
• C) triple covalent
• D) ionic
• E) hydrogen

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Definitions:

Conifers

A group of gymnosperm trees and shrubs known for bearing cones and needle-like or scale-like leaves, often found in cooler parts of the world.

Pine Trees

A genus of trees or shrubs, mostly evergreen conifers in the Pinaceae family, known for needle-like leaves and woody cones.

Pollen

Fine to coarse powder containing the microgametophytes of seed plants, which produce male gametes (sperm cells).

Dioecious

Having male and female reproductive structures on separate plants; compare with monoecious.