Which of the Following Characteristics Was Not Necessary for Plants

question 49

Multiple Choice

Which of the following characteristics was not necessary for plants to colonize land?

• A) Vascular tissue for moving water throughout the plant
• B) A waxy cuticle to reduce water loss
• C) The ability to screen ultraviolet radiation
• D) The development of thick spore walls to protect the spores from dehydration
• E) Development of embryos protected inside other tissues

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Definitions:

Social Referencing

This is the process by which people look to others in an environment to get cues on how to understand or react to uncertain situations or events.

Separation Anxiety

Distress of an infant or young child when a primary caregiver leaves the child in someone else’s care. Usually begins in the second half of the first year, demonstrating the infant’s capacity to recall the absent caregiver, and is viewed as a sign of attachment to that caregiver.

Easy Babies

A temperament type described by Thomas and Chess. These babies are placid, not very active, show positive affect, and are regular in their rhythms, making them easier to care for than other babies.

Slow-To-Warm Babies

Describes infants who show a cautious response to new experiences or people, gradually becoming comfortable over time.