Which of the Following Correctly Describes the Patterns of Flowering

question 78

Multiple Choice

Which of the following correctly describes the patterns of flowering in bearded irises and chrysanthemums?

• A) Bearded irises flower when the night is shorter than a critical length, and chrysanthemums also flower when the night is shorter than a critical value.
• B) Bearded irises flower when the night is longer than a critical length, and chrysanthemums also flower when the night is longer than a critical value.
• C) Bearded irises flower when the night is longer than a critical length, whereas chrysanthemums flower when the night is shorter than a critical value.
• D) Bearded irises flower when the night is shorter than a critical length, whereas chrysanthemums flower when the night is longer than a critical value.

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