The placenta is attached to the developing seed near the
1. testa
2. hilum
3. micropyle
4. chalaza
Endosperm, a product of double fertilisation in angiosperms is absent in the seeds of
1. | Coconut | 2. | Orchids |
3. | Maize | 4. | Castor |
The hilum is a scar on the:
The aleurone layer in maize grain is especially rich in:
1. | Proteins | 2. | Starch |
3. | Lipids | 4. | Auxins |
The scutellum observed in a grain of wheat or maize is comparable to which part of the seed in other monocotyledons?
1. Cotyledon
2. Endosperm
3. Aleurone layer
4. Plumule
1. | B | 2. | C |
3. | D | 4. | A |
The wheat grain has an embryo with one large, shield-shaped cotyledon known as?
1. epiblast
2. coleorrhiza
3. scutellum
4. coleoptile
Which one of the following statements is correct?
1. | The seed in grasses is not endospermic |
2. | Mango is a parthenocarpic fruit |
3. | A proteinaceous aleurone layer is present in maize grain. |
4. | A sterile pistil is called a staminode. |