Structure of Monocot Embryo

Q. The protective sheath called coleoptile covers ________.

1. plumule of dicots
2. radicle of dicots
3. plumule of monocots
4. radicle of monocots

Q. In the grass family, the cotyledon is called ___________.

1. scutellum
2. coleorrhiza
3. coleoptile
4. epicotyl

Q. Identify the structures marked as A , B and C in the image given below:

1. A- scutellum, B- epicotyl, C- radicle
2. A- scutellum, B- coleoptile, C- coleorrhiza
3. A- epicotyl, B- coleorrhiza, C- coleoptile
4. A- epicotyl, B- scutellum, C- root cap

Q. Select the incorrect statements.
A. Endosperm is formed as a result of syngamy.
B. In dicotyledonous embryo the root tip is covered with a root cap.
C. In monocotyledonous embryo radicle and root cap are enclosed in an sheath called coleoptile.
D. The cotyledon of grasses is known as scutellum.

1. B and D
2. A and B
3. C and D
4. A and C

Q. The single cotyledon present in grass embryo is called .

1. coleoptile
2. coleorrhiza
3. scutellum
4. hypophysis