After imbibition, the activation of ____________ starts the growth process.

The embryo grows rapidly, rupturing the covering layers and allowing the ___________ to emerge.

• Embryo allows radicle to emerge as it is a Root making part of a seed.

_________ aids by giving protoplasm with the essential hydration.

• Water aids protoplasm to give hydration.

Predators are more likely to target ___________ birds in a species.

Birds use colors and patterns to ___________ their own species.

Colors can help birds ______________ themselves from predators.

______________ plumage may be worn for the full spring and summer in certain species, while it may only be worn for a few weeks in others.

___________ is a bird with a rare but not unheard-of plumage variation, such as very light or very black plumage, which is commonly a sign of leucism or melanism.

Pick the odd one out.

Melanism is the only genetically programmed plumage coloration system that is controlled directly at the cellular level.

Pick the odd one out.

Pick the odd one out.

Pick the odd one out.

__________plumage refers to the plumage of very young birds that are only a few days or weeks old.

_____________ plumage is still fairly plain to help with hiding, but it may start to display mature colors and patterning.