FORESTRY
PLANT AND WOOD ANATOMY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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provides the seed with nourishment.
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aids in the dispersal of seeds.
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protects the seed from drying out.
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causes the seed to reproduce.
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Detailed explanation-1: -What is the outer covering of the seed known as? The outer covering of the seed is known as a seed coat. It protects the embryo from drying out and from any injuries. Seed coats can be thin and soft as well as hard as in coconut shell.
Detailed explanation-2: -The seed coat is made up of two layers-outer testa and inner tegma. The outer part of the seed coat is the testa and is the hard part that protects the seed from drying and denies the entry of water and insects inside the tender embryo. To germinate, the seed coat has to be broken down.
Detailed explanation-3: -The purpose of the seed coat is to protect the seed from physical, temperature-related, or water damage. The seed coat also ensures that the plant seed remain in a state of dormancy until conditions are right for the plant embryo to germinate, or sprout.