Description : An example of colonial alga is (a) Volvox (b) Ulothrix (c) Spirogyra (d) Chlorella
Last Answer : (a) Volvox
Description : An example of colonial alga is : (1) Volvox (2) Ulothrix (3) Spirogyra (4) Chlorella
Last Answer : (1) Volvox
Description : An alga, very rich in protein, is (a) Chlorella (b) Nostoc (c) Spirogyra (d) Ulothrix.
Last Answer : (a) Chlorella
Description : Nuclear membrane is absent in (a) Penicillium (b) Agaricus (c) Volvox (d) Nostoc.
Last Answer : (d) Nostoc.
Description : Nuclear membrane is absent in (1) Nostoc (2) Penicillium (3) Agaricus (4) Volvox
Last Answer : (1) Nostoc
Description : In Ulothrix/Spirogyra, reduction division (meiosis) occurs at the time of (a) gamete formation (b) zoospore formation (c) zygospore germination (d) vegetative reproduction.
Last Answer : (c) zygospore germination
Description : Read the following five statements (A - E) and answer as asked next to them. (A) In Equisetum, the female gametophyte is retained on the parent sporophyte. (B) In Ginkgo, male gametophyte is not independent. (C ... . How many of the above statements are correct? (a) Two (b) Three (c) Four (d) One
Last Answer : (d) One
Description : Read the following statements (A - E) and answer the question which follows them. (A) In liverworts, mosses and ferns gametophytes are free-living. (B) Gymnosperms and some ferns are heterosporous. (C) Sexual ... How many of the above statements are correct? (a) Three (b) Four (c) One (d) Two
Last Answer : (a) Three
Description : Sexual reproduction in Spirogyra is an advanced feature because it shows (a) different sizes of motile sex organs (b) same size of motile sex organs (c) morphologically different sex organs (d) physiologically differentiated sex organs
Last Answer : (d) physiologically differentiated sex organs.
Description : Hormogonia are vegetative reproductive structure of: (a) Spirogyra (b) Ulothrix (c) Oscillatoria (d) Yeast
Last Answer : Ans. ((c))
Description : Hormogonia are the vegetative reproductive structures of (a) Chlamydomonas (b) Spirogyra (c) Oscillatoria (d) Ulothrix
Description : Which one of the following is commonly known as Pond Silk'? (1) Spirogyra (2) Rhizopus (3) Yeast (4) Ulothrix
Last Answer : (1) Spirogyra Explanation: Pond silk is the common name of Spirogyra (algae) because it is very slimy in shape. It is also known as pond silk, water silk, pond scum or mermaid's trees because of its bright green silky appearance. Its filaments shine like silk due to the presence of mucilage.
Description : An alga which can be employed as food for human being is (a) Ulothrix (b) Chlorella (c) Spirogyra (d) Polysiphonia.
Last Answer : (b) Chlorella
Description : Isogamous condition with non-flagellated gametes is found in (a) Volvox (b) Fucus (c) Chlamydomonas (d) Spirogyra.
Last Answer : (d) Spirogyra.
Description : Which one of the following shows isogamy with non-flagellated gametes? (a) Sargassum (b) Ectocarpus (c) Ulothrix (d) Spirogyra
Last Answer : (d) Spirogyra
Description : Columella is a specialized structure found in the sporangium of (a) Spirogyra (b) Ulothrix (c) Rhizopus (d) none of these.
Last Answer : (c) Rhizopus
Description : Which one of the following is commonly known as ‘Pond Silk’? (1) Spirogyra (2) Rhizopus (3) Yeast (4) Ulothrix
Last Answer : Spirogyra
Description : Which of the following species does not have the ability to fix atmospheric nitrogen? (a) Azotobactor (b) Anabaena (c) Nostoc (d) Spirogyra
Description : Which one of the following is wrongly matched? (a) Spirogyra - Motile gametes (b) Sargassum - Chlorophyll (c) Basidiomycetes - Puffballs (d) Nostoc - Water blooms
Last Answer : (a) Spirogyra - Motile gametes
Description : Read the following statements and select the correct option. Statement-I : Nostoc and Bacteria are prokaryotes. Statement-II: Penicillium and Spirogyra are fungi. (1) Only statement I is true (2) Only statement II is true (3) Both statements I and II are true (4) Both statements I and II are false
Last Answer : (1) Only statement I is true
Description : $ Puccinia graminis causes rust disease of wheat. ! Sexual reproduction is absent in fungi imperfecti.
Last Answer : $ Puccinia graminis causes rust disease of wheat. ! Sexual reproduction is absent in fungi imperfecti. A. If ... wrong D. If both As and R are wrong.
Description : Which one of the following matches is correct? (a) Mucor Reproduction by conjugation Ascomycetes (b) Agaricus Parasitic fungus Basidiomycetes (c) Phytophthora Aseptate mycelium Basidiomycetes (d) Alternaria Sexual reproduction absent
Last Answer : (d) Alternaria Sexual reproduction absent
Description : True nucleus is absent in (a) Vaucheria (b) Volvox (c) Anabaena (d) Mucor.
Last Answer : (c) Anabaena
Description : Volvox reproduction -Biology
Last Answer : answer:
Description : Cell wall is absent in (a) Mycoplasma (b) Nostoc (c) Aspergillus (d) Funaria
Last Answer : (a) Mycoplasma
Description : What is the difference between asexual and sexual reproduction?
Last Answer : A: Asexual reproduction is the process of producing offspring without the involvement of gametes or fertilization, while sexual reproduction involves the fusion of gametes from two individuals to produce offspring with genetic diversity.
Last Answer : A: Asexual reproduction involves the production of genetically identical offspring from a single parent, while sexual reproduction involves the fusion of gametes from two parents to produce genetically diverse offspring.
Last Answer : A: Asexual reproduction involves the production of genetically identical offspring from a single parent, while sexual reproduction involves the production of genetically diverse offspring from two parents.
Description : Distinguish between a gamete and zygote. Explain their roles in sexual reproduction -Biology
Last Answer : Gamete represents the sex cell or germ cell in sexual reproduction. ... Zygote is the product of fertilization in which a male and a female gamete fuse with each other. The two fusing ... characters of their parents in their DNA. Fertilization brings characters of both parents into one zygote cell.
Description : Give two reasons for the appearance of variations among the progeny formed by sexual reproduction. -Biology
Last Answer : Now, the two major reasons for appearance of variation among the progeny formed from sexual reproduction are; crossing over in which the DNA gets exchanged between the homologous chromosomes during the meiosis that causes variation in the offspring.
Description : unlike sexual reproduction, vegetative reproduction -General Knowledge
Last Answer : Unlike sexual reproduction, vegetative reproduction: produces offspring by mitosis.
Description : sexual reproduction amongst protozoa is done by _____. -General Knowledge
Last Answer : Sexual reproduction amongst protozoa is done by conjugation of two mature cells.
Description : Distinguish between asexual and sexual reproduction. -Biology
Description : Explain sexual reproduction in bacteria. -Biology
Description : Difference between Sexual and Asexual reproduction in plants? -Biology
Description : which is a better mode of reproduction: sexual or asexual?why? -Biology
Description : Sexual reproduction in lichens -Biology
Description : why does sexual reproduction result in more genetic variation in species?
Last Answer : It combines different sets of DNA, instead of replicating the same set.
Description : In the human anatomy, eggs and Sperm are a form of which of the followingA.Asexual reproduction B.Sexual reproduction C.GametesD.Somatic cells?
Last Answer : The answer is C. Gametes
Description : What is needed for sexual reproduction ?
Last Answer : Fertilization is needed for sexual reproduction.
Description : What is the type of sexual reproduction in plantain state ?
Last Answer : The sexual reproductive anisogamus of the plantain state is of this type.
Description : Why is sexual reproduction called advanced reproduction ?
Last Answer : New characteristics are created in the resulting organism and this is why the characteristics of the mother organism are maintained.
Description : What is sexual reproduction ?
Last Answer : The process by which gametes are produced and the offspring is formed by the union or fertilization of two sex gametes, the male gamete and the female gamete , is called sexual reproduction.
Description : What is the difference between asexual and sexual reproduction ?
Last Answer : asexual reproduction 1. Occurs in lower class organisms. 2. No gametes are created. 3. Biodiversity is not seen. 4. The number of organisms produced is many. 5. Produced organisms are less tolerant. . ... low. 5. The offspring are more tolerant. . Occurs through the union of male and female gametes.
Description : What is sexual reproduction and what is asexual reproduction ?
Last Answer : Sexual reproduction is the method of evolution of evolutionary animals and plants. Some protostas and fungi also perform asexual reproduction in this way. Sexually reproducing organisms are two different ... cells and the union of two germ cells is called asexual reproduction. Data source Wikipedia
Description : How many germ cells mate in sexual reproduction ?
Last Answer : Sexual reproduction involves the union of 2 germ cells
Description : Which gene is responsible for algae and fungi for sexual reproduction?
Last Answer : I think they grow by specific means not sexually.For more knowledge,you should read some articles related to it which will give you a wide view on it.
Description : $ Flower is a modified shoot which helps in sexual reproduction. ! Monoparental reproduction is also called vegetative reproduction.
Last Answer : $ Flower is a modified shoot which helps in sexual reproduction. ! Monoparental reproduction is also called ... D. If both As and R are wrong.
Description : $ Meiosis is a requirements of sexual reproduction. ! Meiosis occurs in somatic cells.
Last Answer : $ Meiosis is a requirements of sexual reproduction. ! Meiosis occurs in somatic cells. A. If both As and R ... is wrong D. If both As and R are wrong.
Description : The phenomenon of alternation of generation between asexual and sexual reproduction in cnidarians.
Last Answer : Name the following: The phenomenon of alternation of generation between asexual and sexual reproduction in cnidarians.