The Compositions of Uranus and Neptune Differ Primarily from Those

question 47

Multiple Choice

The compositions of Uranus and Neptune differ primarily from those of Jupiter and Saturn in that the outer two planets contain more:

• A) hydrogen.
• B) helium.
• C) water ice.
• D) carbon dioxide.

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Definitions:

Photosynthetically Derived Food

Nutrients produced by plants through the process of photosynthesis, which are a primary source of energy for herbivores and omnivores.

Dikaryotic

Having two genetically distinct nuclei (n+n).

Genetically Distinct

Describes an organism or cell group that has a unique genetic makeup different from others.

Fungus Cell

A eukaryotic cell belonging to the kingdom Fungi, characterized by a chitin cell wall, absence of chlorophyll, and a unique mode of heterotrophic growth and reproduction.