Description : External agencies are not required in a) natural vegetative propagation b) sexual reproduction c) bisexual reproduction d) trisexual reproduction
Last Answer : a) natural vegetative propagation
Description : Principal source of antibiotic is/are (1) Streptomyces (2) Micromonospora (3) Rhizopus (4) Nocardia
Last Answer : Ans. ((c))
Description : Which of the following shows heterothallism? (a) Rhizopus (b) Cycas (c) Bacterium (d) Ricinus
Last Answer : Ans. ((a))
Description : Fungus without mycelium is: (a) Puccinia (b) Rhizopus (c) Saccharomyces (d) Mucor
Description : Describe the process of asexual reproduction in Rhizopus?
Last Answer : i) Rhizopus reproduces by spore formation. ii) Spores are single celled and thick walled. iii) Spores are produced in sporangium (at the tip of sporangiophores). iv) On releasing ... When these spores find suitable conditions, they germinate for form new mycelium of Rhizopus.
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 : What is the type of reproduction, sexual or asexual, that occurs in platyhelminthes?
Last Answer : Platyhelminthes may present sexual or asexual reproduction.
Description : What is organ reproduction ?
Last Answer : Reproduction that takes place when a part of the body is broken or an organ is transformed without producing any kind of asexual molecule or germ cell is called organ reproduction.
Description : What is asexual reproduction ?
Last Answer : Asexual reproduction is the process of making gametes or gametes in the process of miosis and the formation of separate offspring from a single organism without the attachment of gametes of two different sexes.
Description : What are the main types of reproduction ?
Last Answer : There are mainly two types of reproduction. Namely: asexual and sexual.
Description : Mary’s biological concept of species is mainly based on: (a) Morphological traits (b) Reproductive isolation (c) Modes of reproduction (d) Morphology and reproduction
Last Answer : Ans. ((b))
Description : Describe some asexual processes occurring in animal reproduction. What is the chief disadvantage of this form of reproduction?
Last Answer : Parthenogenetic development of unfertilized eggs as a regular procedure in the production of male ants and bees and Artificial stimulation of sea urchin eggs induces cleavage. Although the egg is ... In almost all animal organisms, asexual reproduction is only a supplement to sexual reproduction.
Description : Write short notes on leaves that help in vegetative reproduction
Last Answer : Ans: Leaves which have epiphyllous buds help in vegetative reproduction. Such leaves are called as reproductive leaves. In Bryophyllum, notches of leaf margins have epiphyllous buds which upon shedding strike ... buds arise at the leaf tip and in Begonia from the wounded regions of leaf.
Description : Artificial methods of reproduction do not include a) Rhizome b) cutting c) layering d) budding
Last Answer : a) Rhizome
Description : Advantages of Artificial Methods of Vegetative Reproduction include a) Crops with better quality b) Crops with more yield c) Ability to produce plants with desirable qualities d) All of these
Last Answer : c) Ability to produce plants with desirable qualities
Description : Do worm reproduce only through sexual reproduction?
Last Answer : yes, well they can. But there is one more way the can. If youput them in a box i the dark they could do more
Description : Reproduction of plants through seeds are also called: a. Asexual propagation b. Vegetative propagation c. Sexual propagation d. Tissue culture
Last Answer : Sexual propagation
Description : Cell ‘A’ with O.P = 10 atm and T.P =5 atm is in contact with cell ‘B’ having O.P = 15 atm and T.P = 12 atm. The flow of water will be: (a) From A to B (b) Equal flow (c) From B to A (d) No flow
Description : What kind of germination occurs in garlic ?
Last Answer : Garlic causes tuber type germination.
Description : Vegetative propagation in mint occurs by:a) Rhizomeb) Suckerc) Runnerd) Offset
Last Answer : b) Sucker
Description : In Which kind of organisms is the phenomenon found wherein the female kills the male after copulation? -Do You Know?
Last Answer : answer:
Description : How is fecundation done in insects (external or internal)? Is there copulation between insects?
Last Answer : Fecundation in insects is internal, with copulation.
Description : Ovipositor is used for A A. Protecting eggs B. Releasing eggs C. Hatching eggs D. Copulation
Last Answer : Protecting eggs
Description : Approximately how many eggs does a female silkworm lay in 24 hours after the proper copulation with the male moth in India ? (A) 200(B) 1200 (C) 100 (D) 400 (E) None of these
Last Answer : (B) 1200
Description : Meiotic division of the secondary oocyte is completed (a) prior to ovulation (b) at the time of copulation (c) after zygote formation (d) at the time of fusion of a sperm with an ovum.
Last Answer : (d) at the time of fusion of a sperm with an ovum.
Description : In Which kind of organisms is the phenomenon found wherein the female kills the male after copulation?
Last Answer : Spider
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 : $ 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.