What Adaptations Should One Expect of the Seed Coats of Angiosperm

question 60

Multiple Choice

What adaptations should one expect of the seed coats of angiosperm species whose seeds are dispersed by frugivorous (fruit-eating) animals, as opposed to angiosperm species whose seeds are dispersed by other means?
1) The exterior of the seed coat should have barbs or hooks.
2) The seed coat should contain secondary compounds that irritate the lining of the animal's mouth.
3) The seed coat should be able to withstand low pHs.
4) The seed coat, upon its complete digestion, should provide vitamins or nutrients to animals.
5) The seed coat should be resistant to the animals' digestive enzymes.

• A) 4 only
• B) 1 and 2
• C) 3 and 5
• D) 3, 4, and 5

---

Definitions:

Filters Category

A classification used in various applications to group different types of filters for easier selection and application.

Groove Music Library

A digital music streaming service and application by Microsoft that allows users to listen to a library of music tracks and manage their playlists.

Mpx Files

File format related to images produced by certain camera models, especially in high resolution; often related to megapixels.

Closed Captioning

Text that appears on a screen to transcribe the audio portion of a video presentation, including dialogue, sound effects, and non-speech elements, typically used for accessibility.