C. two embryos from two sperm cells and two eggs.D. one embryo involving one sperm cell and of endosperm involving a scell.Insect pollinated plants differ from wind pollinated plants in havingA. no petals and light pollensB. small petals and heavy-pollensC. nectar and sticky pollensD. coloured petals and large pollens11.Justify an eudicots plant bears flowers but never produces fruits and seeA. The plant is monoecious.B. The plant is dioecious and bears only pistillate flowers.C. The plant is dioecious and bears only staminate flowers.D. The plant is dioecious and bears both pistillate and staminate flowers.12.Identify the false statement of the apoplastic pathway in water movemenA. It passes through intercellular spaces and cell walls.B. The system of adjacent cell walls is continuous all through the plant.C. It crosses the cell membrane.D. It does not continue to move at the Casparian strips of endodermis.13.14.Select the hormone that promotes cell division and delays senescence inA. AuxinB. CytokininC. GibberellinD. EthyleneJustify the removal off shoot tips as a very useful technique to boost the ptea leaves.A. Auxins prevent leaf drop at early stages.B. Gibberellins delay sinus senescence of leaves.15.

As per the rule answering only 3 answers. kindly repost for other question to be answered.

C. two embryos from two sperm cells and two eggs. D. one embryo involving one sperm cell and of endosperm involving a s cell. Insect pollinated plants differ from wind pollinated plants in having A. no petals and light pollens B. small petals and heavy-pollens C. nectar and sticky pollens D. coloured petals and large pollens 11. Justify an eudicots plant bears flowers but never produces fruits and see A. The plant is monoecious. B. The plant is dioecious and bears only pistillate flowers. C. The plant is dioecious and bears only staminate flowers. D. The plant is dioecious and bears both pistillate and staminate flowers. 12. 13 Identif, the

C. two embryos from two sperm cells and two eggs. D. one embryo involving one sperm cell and of endosperm involving a s cell. Insect pollinated plants differ from wind pollinated plants in having A. no petals and light pollens B. small petals and heavy-pollens C. nectar and sticky pollens D. coloured petals and large pollens 11. Justify an eudicots plant bears flowers but never produces fruits and see A. The plant is monoecious. B. The plant is dioecious and bears only pistillate flowers. C. The plant is dioecious and bears only staminate flowers. D. The plant is dioecious and bears both pistillate and staminate flowers. 12. 13 Identif, the

Biology: The Unity and Diversity of Life (MindTap Course List)

15th Edition

ISBN:9781337408332

Author:Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr

Publisher:Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr

Chapter29: Life Cycles Of Flowering Plants

Section: Chapter Questions

Problem 7SQ: Choose the statement that is true. a. All flowers are pollinated by bees. b. Apple trees are...

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Choose the statement that is true. a. All flowers are pollinated by bees. b. Apple trees are propagated by grafting because they are triploid. c. Carpels function to attract pollinators. d. A coleoptile protects the plumule of eudicot seedlings. e. The arrival of pollen on a receptive seed is called pollination. f. In plants, sperm cells are male gametes. g. Nutrients in fruits nourish new seedlings.
In flowers, the structures that produce male gametophytes are called _______ ;the strcutures that produce female gametophytes are called _______ . a. pollen grains; flowers c. anthers; stigma b. stamen; carpels d. megaspores; microspores
Heliotropism may be related to ________ a. photo tropism b. gravitropism c. photoperiodism d. a and c
After double fertilization: a zygote and ______ form. an ovule endosperm a cotyledon asuspensor
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 pollen lands on which part of the flower? a. stigma b. style c. ovule d. integument
The male reproductive part of the flower, where pollen is located, is called the Question 15 options: a) pistil. b) sepal. c) anther. d) ovary.
2.Read and analyze the question and choices CAREFULLY; more importantly, ALWAYS CHOOSE the BEST answer. Which is described as fine dust that can develop into sperm cells of plants which are usually carried by pollinators? Read and analyze the question and choices CAREFULLY; more importantly, ALWAYS CHOOSE the BEST answer. Stigma Style Anther Pollen grains
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.
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.
The______ are parts of a mature seed. a. stamen, anther, and pollen grain b. embryo, food reserves, and seed coat c. stigma, style, and ovary d. male and female gametophytes