In a flowering plant, the male gametophyte is the_______. It is formed in the_______ of a flower. Pollination occurs when pollen lands on the_______ of a flower of the same plant species. The pollen grain growsa tube through the________ of the carpel to the ovary at the base of the carpel. The tube enters an ovule through an______opening in the of the ovule.

In a flowering plant, the male gametophyte is the___. It is formed in the_ of a flower. Pollination occurs when pollen lands on the_ of a flower of the same plant species. The pollen grain growsa tube through the of the carpel to the ovary at the base of the carpel. The tube enters an ovule through an__opening in the of the ovule.

BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)

10th Edition

ISBN:9781305967359

Author:STARR

Publisher:STARR

Chapter27: Reproduction And Development Of Flowering Plants

Section: Chapter Questions

Problem 3SA

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Similar questions

Seeds are mature _______ ; fruits are mature_______ . a. ovaries; ovules c. ovules; ovaries b. ovules; stamens d. stamens; ovaries
Which of the following statements regarding plants is false?a. Meiosis within anthers produces spores that develop intopollen.b. Meiosis within ovules produces spores that develop into anembryo sac.c. The male gametophyte is a pollen grain, and the femalegametophyte is an embryo sac.d. Meiosis directly produces sperm and egg cells in plants
The pollen lands on which part of the flower? a. stigma b. style c. ovule d. integument
After fertilization, the _______________ develop(s) into a fruit and the _______________ develop(s) into a seed. (a) ovary; ovule (b) polar nuclei; ovule (c) ovary; endosperm (d) ovule; ovary (e) ovule; polar nuclei
Identify the part of the flower based on the function. a.) Male reproductive part b.) Makes the pollen (male sex cells) c.) Holds up the anther d.) Female reproductive part e.) Top part of the carpel with sticky surface to trap pollen f.) Joins the stigma and the ovary g.) Contains the ovules (female sex cells)
The immature male gametophytes of pine are called (a) ovules (b) stamens (c) seed cones (d) pollen grains (e) polar nuclei
After pollination and fertilization, as the ovule develops into a seed, the ovary matures into a _________________. Many of these have three parts. The _________________ is the skin or peel. The ________________________ is the flesh, and the innermost layer, the ____________________, may be tough like the pit of a cherry.
Callase enzyme which dissolves callose of pollen tetrads to separate four pollens is provided by: (a) pollens (b) tapetum (c) middle layers (d) endothecium.
The small opening in the integument(s) of the angiosperm egg sac through which the pollen tube enters is known as the _________. Select one: a. Microtubule b. Megapyle c. Venter d. Neck-ring cells e. Micropyle f. none of these choices
Which part of the flower forms the fruit?a) Whole flowerb) Only stamens and carpelc) Only ovaryd) Only carpel
Fruits do not form in gymnosperms becausea. in gymnosperms, the seed is surrounded by the ovule.b. in angiosperms, the ovary is surrounded by the ovule.c. in gymnosperms, the ovule is surrounded by the ovary.d. in angiosperms, the ovule is surrounded by the ovary.
In three sentences or less answer the following. Some angiosperms have separate male and female sporophytes i.e. a plant in the diploid phase can only produce male flowers, or female flowers, not both. Provide one selective advantage and one selective disadvantage for plants that exhibit this strategy.