Volvox reproduction -Biology

Volvox reproduction -Biology
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The sexual reproduction is absent in (a) Spirogyra (b) Nostoc (c) Ulothrix (d) Volvox.

Description : The sexual reproduction is absent in (a) Spirogyra (b) Nostoc (c) Ulothrix (d) Volvox.

Last Answer : b) Nostoc

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) The sporophyte in Riccia is more developed than that in Polytrichum. (D) Sexual reproduction in Volvox is isogamous. (E) The spores of slime moulds lack cell walls. How many of the above statements are correct? (a) Two (b) Three (c) Four (d) One

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

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 reproduction in Fucus, Volvox and Albugo is oogamous. (D)The sporophyte in liverworts is more elaborate than that in mosses. (E) Both, Pinus and Marchantia are dioecious. How many of the above statements are correct? (a) Three (b) Four (c) One (d) Two

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

Where do volvox live? -Biology

Description : Where do volvox live? -Biology

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Volvox heterotrophic or autotrophic. -Biology

Description : Volvox heterotrophic or autotrophic. -Biology

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Is a volvox multi celled or single celled?

Description : Is a volvox multi celled or single celled?

Last Answer : What is the answer ?

How many cells do volvox?

Description : How many cells do volvox?

Last Answer : What is the answer ?

Describe locomotion of Euglena and volvox?

Description : Describe locomotion of Euglena and volvox?  

Last Answer : Locomotion in Euglena: Euglena move with the help of flagellum. Whipping action of flagellum caused it to rotate and at the same time it move forward. It does not move in straight line but it moves ... path. Locomotion of Volvox: It floats freely over water surface and looks like a minute ball.  

The correct sequence of plants in a hydrosere is (a) Volvox → Hydrilla → Pistia → Scirpus → Lantana → Oak (b) Pistia → Volvox → Scirpus → Hydrilla → Oak → Lantana (c) Oak → Lantana → Volvox → Hydrilla → Pistia → Scirpus (d) Oak → Lantana → Scirpus → Pistia → Hydrilla → Volvox.

Description : The correct sequence of plants in a hydrosere is (a) Volvox → Hydrilla → Pistia → Scirpus → Lantana → Oak (b) Pistia → Volvox → Scirpus → Hydrilla → Oak → Lantana (c) Oak → Lantana → Volvox → Hydrilla → Pistia → Scirpus (d) Oak → Lantana → Scirpus → Pistia → Hydrilla → Volvox.

Last Answer : (a) Volvox → Hydrilla → Pistia → Scirpus → Lantana → Oak

Isogamous condition with non-flagellated gametes is found in (a) Volvox (b) Fucus (c) Chlamydomonas (d) Spirogyra.

Description : Isogamous condition with non-flagellated gametes is found in (a) Volvox (b) Fucus (c) Chlamydomonas (d) Spirogyra.

Last Answer : (d) Spirogyra.

An example of colonial alga is (a) Volvox (b) Ulothrix (c) Spirogyra (d) Chlorella

Description : An example of colonial alga is (a) Volvox (b) Ulothrix (c) Spirogyra (d) Chlorella

Last Answer : (a) Volvox

Which of the following pairs is of unicellular algae? (a) Laminaria and Sargassum (b) Gelidium and Gracilaria (c) Anabaena and Volvox (d) Chlorella and Spirulina

Description : Which of the following pairs is of unicellular algae? (a) Laminaria and Sargassum (b) Gelidium and Gracilaria (c) Anabaena and Volvox (d) Chlorella and Spirulina

Last Answer : (d) Chlorella and Spirulina

Nuclear membrane is absent in (a) Penicillium (b) Agaricus (c) Volvox (d) Nostoc.

Description : Nuclear membrane is absent in (a) Penicillium (b) Agaricus (c) Volvox (d) Nostoc.

Last Answer : (d) Nostoc.

True nucleus is absent in (a) Vaucheria (b) Volvox (c) Anabaena (d) Mucor.

Description : True nucleus is absent in (a) Vaucheria (b) Volvox (c) Anabaena (d) Mucor.

Last Answer : (c) Anabaena

An example of colonial alga is : (1) Volvox (2) Ulothrix (3) Spirogyra (4) Chlorella

Description : An example of colonial alga is : (1) Volvox (2) Ulothrix (3) Spirogyra (4) Chlorella

Last Answer : (1) Volvox

Nuclear membrane is absent in (1) Nostoc (2) Penicillium (3) Agaricus (4) Volvox

Description : Nuclear membrane is absent in (1) Nostoc (2) Penicillium (3) Agaricus (4) Volvox

Last Answer : (1) Nostoc

Distinguish between a gamete and zygote. Explain their roles in sexual reproduction -Biology

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.

Give two reasons for the appearance of variations among the progeny formed by sexual reproduction. -Biology

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.

Can you consider cell division as a type of reproduction in unicellular organism? Give one reason. -Biology

Description : Can you consider cell division as a type of reproduction in unicellular organism? Give one reason. -Biology

Last Answer : Unicellular organisms reproduce by asexual reproduction which is simple division of parent cell into two daughter cells. Now, these two daughter cells grow into mature organism. Hence, cell division can be considered as mode of reproduction in single celled organisms

What is the importance of DNA copying in reproduction? -Biology

Description : What is the importance of DNA copying in reproduction? -Biology

Last Answer : DNA copying has following importance in reproduction: It maintains the characteristics of species. It maintains the continuity of life. From this, the characteristics and features of organisms are ... progeny. It produces variations in organisms which is the basis of evolution of new species.

What are the two types of Reproduction? -Biology

Description : What are the two types of Reproduction? -Biology

Last Answer : There are two types of reproduction: asexual and sexual reproduction. Though asexual reproduction is faster and more energy efficient, sexual reproduction better promotes genetic diversity through new combinations of alleles during meiosis and fertilization.

Why is reproduction essential for organisms? -Biology

Description : Why is reproduction essential for organisms? -Biology

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Why is vegetative reproduction also considered as a type of asexual reproduction? -Biology

Description : Why is vegetative reproduction also considered as a type of asexual reproduction? -Biology

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Distinguish between asexual and sexual reproduction. -Biology

Description : Distinguish between asexual and sexual reproduction. -Biology

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Explain reproduction in algae. -Biology

Description : Explain reproduction in algae. -Biology

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Explain sexual reproduction in bacteria. -Biology

Description : Explain sexual reproduction in bacteria. -Biology

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Difference between Sexual and Asexual reproduction in plants? -Biology

Description : Difference between Sexual and Asexual reproduction in plants? -Biology

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Explain vegetative reproduction in higher plants. -Biology

Description : Explain vegetative reproduction in higher plants. -Biology

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What means of asexual reproduction do the fungi exhibit? -Biology

Description : What means of asexual reproduction do the fungi exhibit? -Biology

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which is a better mode of reproduction: sexual or asexual?why? -Biology

Description : which is a better mode of reproduction: sexual or asexual?why? -Biology

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Methods of reproduction in lichens -Biology

Description : Methods of reproduction in lichens -Biology

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Asexual reproduction in lichens -Biology

Description : Asexual reproduction in lichens -Biology

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Sexual reproduction in lichens -Biology

Description : Sexual reproduction in lichens -Biology

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Chlamydomonas reproduction -Biology

Description : Chlamydomonas reproduction -Biology

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Vegetative reproduction in algae. -Biology

Description : Vegetative reproduction in algae. -Biology

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Polysiphonia reproduction -Biology

Description : Polysiphonia reproduction -Biology

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What is oogamous reproduction? -Biology

Description : What is oogamous reproduction? -Biology

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Pteridophytes reproduction. -Biology

Description : Pteridophytes reproduction. -Biology

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Is fragmentation a mode to reproduction or it comes under regeneration? -Biology

Description : Is fragmentation a mode to reproduction or it comes under regeneration? -Biology

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Is fragmentation a mode to reproduction or it comes under regeneration? -Biology

Description : Is fragmentation a mode to reproduction or it comes under regeneration? -Biology

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Is the reproduction cycle for the Norwalk Virus lytic or lysogenic? -Biology

Description : Is the reproduction cycle for the Norwalk Virus lytic or lysogenic? -Biology

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Is the reproduction cycle for the Norwalk Virus lytic or lysogenic? -Biology

Description : Is the reproduction cycle for the Norwalk Virus lytic or lysogenic? -Biology

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Why are offspring formed by asexual method of reproduction referred as clones? -Biology

Description : Why are offspring formed by asexual method of reproduction referred as clones? -Biology

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Why are offspring formed by asexual method of reproduction referred as clones? -Biology

Description : Why are offspring formed by asexual method of reproduction referred as clones? -Biology

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Why is oogamy the most evolved type of reproduction? -Biology

Description : Why is oogamy the most evolved type of reproduction? -Biology

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Why is oogamy the most evolved type of reproduction? -Biology

Description : Why is oogamy the most evolved type of reproduction? -Biology

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Answer: Cell Biology is the study of structure and reproduction of cells.

Description : Answer: Cell Biology is the study of structure and reproduction of cells.

Last Answer : Which philosopher conjectured that if the moon did not move, it would fall upon the earth?

In which branch of biology is the reproduction of organisms discussed ?

Description : In which branch of biology is the reproduction of organisms discussed ?

Last Answer : Biology The study of the reproduction of organisms is discussed in embryology.