Species in the phyla Hepatophyta, Anthocerophyta and Bryophyta have all the following characteristics, except. Select one: O A. formation of a phragmoplast O B. a dominant gametophyte generation O C. multicellular gametangia D. pollen grains E. rings of cellulose-synthesizing proteins

Q: Recently, the moss Physcomitrella patens had been included among the model organisms in…

A: The moss, Physcomitrella patens is a bryophyte. It occupies a key evolutionary position bridging the…

Q: What is the function of filiform apparatus in an angiospermic embryo sac? (a) Brings about opening…

A: The embryo sac can be defined as the female gametophyte of angiosperms that consist of eight nuclei…

Q: In the life cycle of a bryophyte, represent(s) the gametophyte (haploid) form and represents the…

A: Bryophytes are tiny, non vasuclar, non flowering and seedless land plants and it includes mosses,…

Q: Which of the following is not an adaptation found in most species of land plants? Select one: O A.…

A: Adaptation of organisms is the adjust to new environments or to changes in their current…

Q: Key features of seed plants facilitating life on land include three of the following four traits.…

A: The cuticle is found on all terrestrial plants, even mosses, and it serves as a barrier against UV…

Q: Both chasmogamous and cleistogamous flowers are present in (a) Helianthus (b) Commelina (c) Rosa (d)…

A: The highly modified shoot meant for sexual reproduction in the case of plants. A modified and…

Q: 1.10 All of the following statements about plants are true except one. Select the statement that is…

A: Answer :  The correct answer would be according to the question would be :  Option  B) a protected…

Q: b. basal meristem cells continuously produce new spore-generating. c. the foot develops rhizoids and…

A: Hornworts are the type of bryophyte. Bryophytes have gametophytic as a dominant phase of their life…

Q: Phytochromesa. primarily respond to ultraviolet light.b. exist in two different stable forms.c. have…

A: Plants are multicellular and eukaryotic organisms. Plant body is made of shoot and root. Shoots are…

Q: Callase enzyme which dissolves callose of pollen tetrads to separate four pollens is provided by:…

A: Enzymes are the biocatalyst that catalyzes the biochemical reactions or processes by lowering the…

Q: Seed plants lack which of the following structure(s)? (a) ovules surrounded by integuments (b)…

A: Seed plants are those which produce seeds and are also called as spermatophytes. Gymnosperms and…

Q: Which statement about bryophytes is not correct?   A. They lack xylem and phloem   B. The…

A: Answer - The dominant phase of their life cycle is diploid.

Q: Which of the following statements is not true of the pine life cycle? Select one: O A. the pine tree…

A: The pine plant is found in the gymnosperms. They have naked seeds because the seeds are not covered…

Q: Why is seed dispersal important in the life of plants? What would be the consequences of having…

A: Anatomy and physiology are the branches of biology, anatomy deals with the study of the structure of…

Q: Carpels usually have three parts: a _________________ that catches pollen grains, a _______________…

A: A flower is the reproductive structure of an angiosperm. They give a seemingly unlimited variety of…

Q: Over the course of plant evolution, there has been an increasing dominance ofa. the gametophyte…

A: Most primitive plants are bryophytes which then evolved to form vascular plants of two types i.e.…

Q: 1.  Which group bears stomata only in the sporophyte generation? a. Bryophyta b. Chrysophyta c.…

A: Stomata are pores found in the epidermis of leaves, stems, and other organs that allow gaseous…

Q: In a bisexual flower if androcium and gynoecium mature at different time the phenomeon is known as…

A: Dichogamy is one type of cross-fertilization in which male and female organisms' maturation occurs…

Q: The transport of male gametes in bryophytes and pteridophytes occurs through O A. Birds O B. Wind O…

A: Ans- C) Water The transportation of the gametes is required in bryophytes and pteridophytes because…

Q: Which of the following characteristics of plants is absent intheir closest relatives, the charophyte…

A: Charophytes are classified under freshwater algae, which share certain distinctive traits with the…

Q: In plants,a. a gamete becomes a gametophyte.b. a spore becomes a sporophyte.c. both sporophyte and…

A: Flowering plants show the "alternation of generations" as a stimulating life cycle for sexual…

Q: In which of the given plants, both sporophyte and gametophyte are multicellular and independent?…

A: R.H. Whitaker’s classification system divided the organisms into five major categories. Kingdom…

Q: The following evolutionary trends are seen in the seedless land plants. a. Gametophytes became…

A: Evolution is the process by which an organism inherits or adapts favourable characteristics that…

Q: The seed leaves of a plant are called thea. meristem.b. endosperm.c. cotyledons.d. zygote.

A: Answer: Introduction: Angiosperm are the largest group of vascular green plants, containing 300,000…

Q: a)List two characteristics of plants that make them unique. b)Why do plants need to exchange…

A: Phytomorphology is the investigation of the physical structure and outside construction of plants.…

Q: Which structure is the male gametophyte? the microgametophyte the pollen grain O the megagametophyte…

A: Introduction :  All plants and some algae species have a stage in their life cycle known as the…

Q: Which of the following is not a characteristic of plants? (a) cuticle (b) unicellular gametangia (c)…

A: Introduction :- The outermost covering of plants is the cuticle, which protects leaves, fruits,…

Q: The sporophyte of nonvascular plants A. possesses anthers and archegonia O B. produces spores C. is…

A: Thank you for the question  Answer :- The correct option is B( The sporophytes of non vascular…

Q: All of the following statements about the pine life cycle are false EXCEPT: O Cones are homologous…

A: Pine tree is a Gymnosperm.

Q: Seeds are better for dispersal than spores because: O a. They have bigger reserves of food. O b.…

A: Dispersal: An ecological process by which seeds and fruits are scattered to a distant location from…

Q: In mosses, the sporophyte generation O gives rise to the gametes by meiosis. O has been eliminated.…

A: The mosses are under the plant group bryophyta, that are the simplest and primitive non-flowering…

Q: The green, gametangia-bearing moss plant (a) is the haploid gametophyte generation (b) is the…

A: The moss has the mature sporophyte that stays attached to the gametophyte and  the sporophyte is not…

Q: Which of the following structures is not found in bryophytes? a. a cellulose cell wall b.…

A: All the plants that are capable of using the inorganic materials to form the glucose/ energy from…

Q: In which of the following lineages would you expect to find a triploid (3n) endosperm? anthophyta O…

A: triploid endosperms are the characteristics  of angiosperms. These are used to give nutrition to the…

Q: How do the internal structures of the plant shown compare to a cactus? A. They both have ovaries…

A: A cactus (plural cacti, cactuses, or less generally, cactus) is a plant belonging to the Cactaceae…

Q: In mosses life cycle, the haploid sporophyte is attached to the dominant and diploid gametophyte. O…

A: In mosses  *Dominant, Independent, photosynthetic  phase is --> Haploid Gametophyte…

Q: How may the following trends in plant evolution be adaptive to living on land? (a) dependence on…

A: Introduction Evolution is the process of a species' characteristic changing over several generations…

Q: A prothallus is: O a. Atype of gametophyte. O b. Found in the conifers for transporting the sperm. O…

A: Ferns are a vascular plant group that belongs to the Pteridophytes plant kingdom. They reproduce by…

Q: D Question 12 Which response below is NOT a feature that allowed plants to live on land? zygote…

A:

Q: A botanist travels to an area that has experienced a long, severe drought. While examining the…

A: Bryophytes are nonvascular terrestrial plants of moist habitat. They are mostly found in damp and…

Q: Which of following are found in the gametophyte generation of ?mosses إختر أحد الخيارات protonemata,…

A: There is a first generation moss, the gametophyte. The gametophyte produces a sperm and an egg. They…

Q: Fertilisation in moss occurs when sperms swim from a .. and down the neck of a Options O…

A: Introduction: Mosses refer to a phylum of non-vascular plants. Together with liverworts, they are…

Q: There is an evolutionary trend for more basal plants to be gametophyte dominant, but more derived…

A: The gameto implies gametes and phytate implies plants. The  planets that develop the structure of…

Q: Species in the phyla Hepatophyta, Anthocerophyta and Bryophyta have all the following…

A: Classification, Characteristics, And Habitats Of Bryophytes, Hepatophyta (division Liverworts),…

Q: Which of the following IS found in basal land plants (Embryophyta), but NOT found in Chara?a.…

A: The question says which character is present in the basal land plants (embryophyta) but absent in…

Q: What is the function of the sori found on the underside of the fern fronds a. Gas exchange b.…

A: A fern is a plant which is flowerless and have feathery or leafy fronds. Fern reproduces by spores…

Q: In mosses, the leaves are very primitive because: O a. The leaves do not carry out photosynthesis. O…

A: These are small plants grow in very damp and protected places. Mosses are dioecious. At certain time…

Embryology