Biology
Answer
Differences between Testa and Tegmen are:
| Testa | Tegmen |
|---|---|
| Testa is the protective outer covering of the seed coat. | Tegmen is the protective inner part of the seed coat. |
| Testa is smooth, thicker and impermeable. | Tegmen is thin and membranous. |
| Testa protects the seed from insect, bacteria as well as mechanical injury. | Tegmen protects the embryo from dehydration and mechanical damages. |
Related Questions
Differentiate between Radicle and Plumule
Give two main functions of a fruit.
Match the columns:
Column A Column B a) Radicle (i) Shoot b) Plumule (ii) Store food material c) Cotyledon (iii) Root d) Testa (iv) Absorb water needed for germination e) Micropyle (v) Protection of seed Differentiate between Hilum and Micropyle