Biology
Which of these does not belong to the embryo sac of a flower?
- Generative nucleus
- Antipodal cells
- Polar Nuclei
- Synergids
Answer
Generative nucleus
Reason — Embryo sac contains one egg cell, two synergids, three antipodal cells, one large central cell. Generative nucleus is present in pollen grain.
Antipodal cells are present in the embryo sac, located at the chalazal end. Polar nuclei are found in the central cell of the embryo sac. Synergids are located near the egg cell.
Related Questions
The male inflorescence of maize plant is termed as:
- Cob
- Ear
- Tassel
- Silk
Wing and keel petals are found in the flowers of:
- Pea plants
- Vallisneria
- Maize plants
- Dahlia
The given figures A and B show …………… and …………… conditions which favour cross-pollination.
- Herkogamy and Heterostyly
- Heterostyly and Herkogamy
- Herkogamy and Homogamy
- Heterostyly and Homogamy
Look at the table given below and identify the kind of pollination that usually occurs in the flower mentioned.
Flower Kind of pollination Hibiscus P Hydrilla Q Wheat R - P — Entomophily, Q — Hydrophily, R — Anemophily
- P — Hydrophily, Q — Elephophily, R — Anemophily
- P — Ornithophily, Q — Anemophily, R — Elephophily
- P — Ornithophily, Q — Hydrophily, R — Entomophily