Cell wall is absent in (a) Mycoplasma (b) Nostoc (c) Aspergillus (d) Funaria

Cell wall is absent in
(a) Mycoplasma (b) Nostoc
(c) Aspergillus (d) Funaria
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1 Answer

Answer :

(a) Mycoplasma
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Related questions

Select the correct combination of the statements (i-iv) regarding the characteristics of certain organisms. (i) Methanogens are archaebacteria which produce methane in marshy areas. (ii) Nostoc is a filamentous blue-green alga which fixes atmospheric nitrogen. (iii)Chemosynthetic autotrophic bacteria synthesize cellulose from glucose. (iv) Mycoplasma lack a cell wall and can survive without oxygenThe correct statements are (a) (ii) and (iii) (b) (i),(ii) and (iii) (c) (ii), (iii) and (iv) (d) (i), (ii) and (iv)..

Description : Select the correct combination of the statements (i-iv) regarding the characteristics of certain organisms. (i) Methanogens are archaebacteria which produce methane in marshy areas. (ii) Nostoc is a filamentous blue-green alga which fixes ... iii) (c) (ii), (iii) and (iv) (d) (i), (ii) and (iv).

Last Answer : (d) (i), (ii) and (iv)

Which among the following are the smallest living cells, known without a definite cell wall, pathogenic to plants as well as animals and can survive without oxygen? (a) Pseudomonas (b) Mycoplasma (c) Nostoc (d) Bacillus

Description : Which among the following are the smallest living cells, known without a definite cell wall, pathogenic to plants as well as animals and can survive without oxygen? (a) Pseudomonas (b) Mycoplasma (c) Nostoc (d) Bacillus

Last Answer : (b) Mycoplasma

Which among the following are the smallest living cells, known without a definite cell wall, pathogenic to plants as well as animals and can survive without oxygen ? (1) Pseudomonas (2) Mycoplasma (3) Nostoc (4) Bacillus

Description : Which among the following are the smallest living cells, known without a definite cell wall, pathogenic to plants as well as animals and can survive without oxygen ? (1) Pseudomonas (2) Mycoplasma (3) Nostoc (4) Bacillus

Last Answer : (2) Mycoplasma

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

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.

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

Which among the following does not have a cell wall? (1) Euglena (2) Paramecium (3) Gonyaulax (4) Mycoplasma

Description : Which among the following does not have a cell wall? (1) Euglena (2) Paramecium (3) Gonyaulax (4) Mycoplasma

Last Answer : (4) Mycoplasma Explanation: Mycoplasma is a genus of bacteria that lacks a cell wall around their cell membrane Without a cell wall, they are unaffected by many common antibiotics such as penicillin or other beta-lactam antibiotics that target cell wall synthesis.

Select the wrong statement. (a) Bacterial cell wall is made up of peptidoglycan. (b) Pili and fimbriae are mainly involved in motility of bacterial cells. (c) Cyanobacteria lack flagellated cells. (d) Mycoplasma is a wall-less microorganism.

Description : Select the wrong statement. (a) Bacterial cell wall is made up of peptidoglycan. (b) Pili and fimbriae are mainly involved in motility of bacterial cells. (c) Cyanobacteria lack flagellated cells. (d) Mycoplasma is a wall-less microorganism.

Last Answer : (b) Pili and fimbriae are mainly involved in motility of bacterial cells.

Which of the following organisms do not have rigid cell wall A Archaea B Chlamydia C Mycoplasma D Rickettsia

Description : Which of the following organisms do not have rigid cell wall A Archaea B Chlamydia C Mycoplasma D Rickettsia

Last Answer : D Rickettsia

Which one of the following features is absent in a virus? (1) reproduce within host cell (2) presence of cell wall (3) fully parasitic in nature (4) presence of either DNA or

Description : Which one of the following features is absent in a virus? (1) reproduce within host cell (2) presence of cell wall (3) fully parasitic in nature (4) presence of either DNA or

Last Answer : (2) presence of cell wall Explanation: A virus has a simple structure. It has no internal cellular structure, no cell wall or cell membrane, just the protein coat that holds the string of nucleic ... is a layer located outside the cell membrane found in plants, fungi, bacteria, algae, and archaea.

Pick up the wrong statement. (a) Some fungi are edible. (b) Nuclear membrane is present in Monera.(c) Cell wall is absent in Animalia. (d) Protists have photosynthetic and heterotrophic modes of nutrition.

Description : Pick up the wrong statement. (a) Some fungi are edible. (b) Nuclear membrane is present in Monera. (c) Cell wall is absent in Animalia. (d) Protists have photosynthetic and heterotrophic modes of nutrition.

Last Answer : (b) Nuclear membrane is present in Monera.

Which one of the following features is absent in a virus ? (1) reproduce within host cell (2) presence of cell wall (3) fully parasitic in nature (4) presence of either DNA or RNA

Description : Which one of the following features is absent in a virus ? (1) reproduce within host cell (2) presence of cell wall (3) fully parasitic in nature (4) presence of either DNA or RNA

Last Answer : presence of cell wall 

Which one of the following is a single cell fungi ? a. Yeast b. Aspergillus c. Penicillium d. Alternaria

Description : Which one of the following is a single cell fungi ? a. Yeast b. Aspergillus c. Penicillium d. Alternaria

Last Answer : a. Yeast

83. Which one of the following is wrong statement ? (1) Nitrosomonas and Nitrobacter are chemoautotrophs (2) Anabaena and Nostoc are capable of fixing nitrogen in free-living state also (3) Root nodule forming nitrogen fixers live as aerobes under free-living conditions (4) Phosphorus is a constituent of cell membranes, certain nucleic acids and all proteins

Description : 83. Which one of the following is wrong statement ? (1) Nitrosomonas and Nitrobacter are chemoautotrophs (2) Anabaena and Nostoc are capable of fixing nitrogen in free-living state also (3 ... living conditions (4) Phosphorus is a constituent of cell membranes, certain nucleic acids and all proteins

Last Answer : Phosphorus is a constituent of cell membranes, certain nucleic acids and all proteins

The smallest living cell is that of a (a) bacterium (b) bread mold (c) mycoplasma (d) virus

Description : The smallest living cell is that of a (a) bacterium (b) bread mold (c) mycoplasma (d) virus

Last Answer : Ans:(c)

The largest cell is ______ a) PPLO b) Mycoplasma c)ostrich egg d)liver cell

Description : The largest cell is ______ a) PPLO b) Mycoplasma c)ostrich egg d)liver cell

Last Answer : c)ostrich egg

Protonema stage of Funaria -Biology

Description : Protonema stage of Funaria -Biology

Last Answer : answer:

Dominant phase in the life cycle of Funaria. -Biology

Description : Dominant phase in the life cycle of Funaria. -Biology

Last Answer : answer:

$ Funaria plant is monoecious. ! Monoecious plants are those which are always unisexual.

Description : $ Funaria plant is monoecious. ! Monoecious plants are those which are always unisexual.

Last Answer : $ Funaria plant is monoecious. ! Monoecious plants are those which are always unisexual. A. If both As and ... wrong D. If both As and R are wrong.

$ The dominant phase in Bryophytes is called Thallus. ! Thallus of Funaria is monoecious and autoicous.

Description : $ The dominant phase in Bryophytes is called Thallus. ! Thallus of Funaria is monoecious and autoicous.

Last Answer : $ The dominant phase in Bryophytes is called Thallus. ! Thallus of Funaria is monoecious and autoicous. A. ... wrong D. If both As and R are wrong.

Retort cells are found in: (a) Funaria (b) Pogonatum (c) Sphagnum (d) Porella

Description : Retort cells are found in: (a) Funaria (b) Pogonatum (c) Sphagnum (d) Porella

Last Answer : Ans. ((c))

Give a detail note on Funaria?

Description : Give a detail note on Funaria? 

Last Answer : Habitat: - It is common moss and found growing at damp places. Size: - Its size is half to an inch. Structure: - It consists of three parts. i) A vertical stem like structure. ii) Leaf ... mosses. At least 30% earth is covered with peat-mosses. In some countries peat is also used as fuel. 

.Which one of the following has haplontic life cycle? (a) Polytrichum (b) Ustilago (c) Wheat (d) Funaria

Description : .Which one of the following has haplontic life cycle? (a) Polytrichum (b) Ustilago (c) Wheat (d) Funaria

Last Answer : (d) Funaria

Zygotic meiosis is characteristic of (a) Fucus (b) Funaria (c) Chlamydomonas (d) Marchantia

Description : Zygotic meiosis is characteristic of (a) Fucus (b) Funaria (c) Chlamydomonas (d) Marchantia

Last Answer : (c) Chlamydomonas

Which one is the most advanced from evolutionary view point? (a) Selaginella (b) Funaria (c) Chlamydomonas (d) Pinus

Description : Which one is the most advanced from evolutionary view point? (a) Selaginella (b) Funaria (c) Chlamydomonas (d) Pinus

Last Answer : (d) Pinus

Which one of the following pairs of plants are not seed producers? (a) Fern and Funaria (b) Funaria and Ficus (c) Ficus and Chlamydomonas (d) Funaria and Pinus

Description : Which one of the following pairs of plants are not seed producers? (a) Fern and Funaria (b) Funaria and Ficus (c) Ficus and Chlamydomonas (d) Funaria and Pinus

Last Answer : (a) Fern and Funaria

Flagellated male gametes are present in all the three of which one of the following sets? (a) Zygnema, Saprolegnia and Hydrilla (b) Fucus, Marsilea and Calotropis (c) Riccia, Dryopteris and Cycas (d) Anthoceros, Funaria and Spirogyra

Description : Flagellated male gametes are present in all the three of which one of the following sets? (a) Zygnema, Saprolegnia and Hydrilla (b) Fucus, Marsilea and Calotropis (c) Riccia, Dryopteris and Cycas (d) Anthoceros, Funaria and Spirogyra

Last Answer : (c) Riccia, Dryopteris and Cycas

. In which one of the following male and female gametophytes do not have free living independent existence? (a) Polytrichum (b) Cedrus (c) Pteris (d) Funaria

Description : . In which one of the following male and female gametophytes do not have free living independent existence? (a) Polytrichum (b) Cedrus (c) Pteris (d) Funaria

Last Answer : (b) Cedrus

Examine the figures A, B, C and D. In which one of the four options all the items A, B, C and D are correct? A B C D (a) Chara Marchantia Fucus Pinus (b) Equisetum Ginkgo Selaginella Lycopodium (c) Selaginella Equisetum Salvinia Ginkgo (d) Funaria Adiantum Salvinia Riccia

Description : Examine the figures A, B, C and D. In which one of the four options all the items A, B, C and D are correct? A B C D (a) Chara Marchantia Fucus Pinus (b) Equisetum Ginkgo Selaginella Lycopodium (c) Selaginella Equisetum Salvinia Ginkgo (d) Funaria Adiantum Salvinia Riccia

Last Answer : (c) Selaginella Equisetum Salvinia Ginkgo

What is common in all the three, Funaria, Dryopteris and Ginkgo? (a) Presence of archegonia (b) Well developed vascular tissues (c) Independent gametophyte (d) Independent sporophyte

Description : What is common in all the three, Funaria, Dryopteris and Ginkgo? (a) Presence of archegonia (b) Well developed vascular tissues (c) Independent gametophyte (d) Independent sporophyte

Last Answer : (a) Presence of archegonia

In which of the following, gametophyte is not independent free living? (a) Pteris (b) Pinus (c) Funaria (d) Marchantia

Description : In which of the following, gametophyte is not independent free living? (a) Pteris (b) Pinus (c) Funaria (d) Marchantia

Last Answer : (b) Pinus

Sperms of both Funaria and Pteris were released together near the archegonia of Pteris. Only its sperms enter the archegonia as (a) Pteris archegonia repel Funaria sperms (b) Funaria sperms get killed by Pteris sperms (c) Funaria sperms are less mobile (d) Pteris archegonia release chemical to attract its sperms.

Description : Sperms of both Funaria and Pteris were released together near the archegonia of Pteris. Only its sperms enter the archegonia as (a) Pteris archegonia repel Funaria sperms (b) Funaria sperms get ... (c) Funaria sperms are less mobile (d) Pteris archegonia release chemical to attract its sperms.

Last Answer : (d) Pteris archegonia release chemical to attract its sperms.

Which one of the following is not common between Funaria and Selaginella? (a) Archegonium (b) Embryo (c) Flagellate sperms (d) Roots

Description : Which one of the following is not common between Funaria and Selaginella? (a) Archegonium (b) Embryo (c) Flagellate sperms (d) Roots

Last Answer : (d) Roots

Dichotomous branching is found in (a) liverworts (b) pteridophytes (c) fern (d) Funaria.

Description : Dichotomous branching is found in (a) liverworts (b) pteridophytes (c) fern (d) Funaria.

Last Answer : (a) liverworts

Archegoniophore is present in (a) Marchantia (b) Chara (c) Adiantum (d) Funaria.

Description : Archegoniophore is present in (a) Marchantia (b) Chara (c) Adiantum (d) Funaria.

Last Answer : a) Marchantia

The plant body is thalloid in (a) Sphagnum (b) Salvinia (c) Marchantia (d) Funaria.

Description : The plant body is thalloid in (a) Sphagnum (b) Salvinia (c) Marchantia (d) Funaria.

Last Answer : (c) Marchantia

Apophysis in the capsule of Funaria is (a) lower part (b) upper part (c) middle part (d) fertile part.

Description : Apophysis in the capsule of Funaria is (a) lower part (b) upper part (c) middle part (d) fertile part.

Last Answer : (a) lower part

Protonema occurs in the life cycle of (a) Riccia (b) Funaria (c) Anthoceros (d) Spirogya

Description : Protonema occurs in the life cycle of (a) Riccia (b) Funaria (c) Anthoceros (d) Spirogya

Last Answer : (b) Funaria

The plant body of moss (Funaria) is (a) completely sporophyte (b) predominantly gametophyte with sporophyte (c) completely gametophyte (d) predominantly sporophyte with gametophyte.

Description : The plant body of moss (Funaria) is (a) completely sporophyte (b) predominantly gametophyte with sporophyte (c) completely gametophyte (d) predominantly sporophyte with gametophyte.

Last Answer : (b) predominantly gametophyte with sporophyte

Elater mechanism for spore dispersal is exhibited by (a) liverworts (b) Marchantia (c) Riccia (d) Funaria.

Description : Elater mechanism for spore dispersal is exhibited by (a) liverworts (b) Marchantia (c) Riccia (d) Funaria.

Last Answer : b) Marchantia

The antherozoids of Funaria are (a) multiciliated (b) monociliated (c) aciliated (d) biciliated.

Description : The antherozoids of Funaria are (a) multiciliated (b) monociliated (c) aciliated (d) biciliated.

Last Answer : (d) biciliated.

Which of the following is responsible for peat formation? (a) Marchantia (b) Riccia (c) Funaria (d) Sphagnum

Description : Which of the following is responsible for peat formation? (a) Marchantia (b) Riccia (c) Funaria (d) Sphagnum

Last Answer : (d) Sphagnum

Zygotic meiosis is characteristic of; (1) Fucus (2) Funaria (3) Chlamydomonas (4) Marchantia

Description : Zygotic meiosis is characteristic of; (1) Fucus (2) Funaria (3) Chlamydomonas (4) Marchantia

Last Answer : (3) Chlamydomonas

The sexual reproductive organs of aspergillus are – (1) Spermatium and Oogonium (2) Antheridium and Oogonium (3) Spermatium and Ascogonium (4) Antheridium and Ascogonium

Description : The sexual reproductive organs of aspergillus are – (1) Spermatium and Oogonium (2) Antheridium and Oogonium (3) Spermatium and Ascogonium (4) Antheridium and Ascogonium

Last Answer : (4) Antheridium and Ascogonium Explanation: Sexual reproduction in Aspergillus is rare and takes place in favourable conditfons. Sex organs are produced on the same mycelium which has produced conidia. Male ... of archicarp as a result of which they become spirally coiled and their tips get fused.

The causative agent of Tuberculosis is (1) Mycobacterium (2) Aspergillus (3) Rhabdovirus (4) HIV.

Description : The causative agent of Tuberculosis is (1) Mycobacterium (2) Aspergillus (3) Rhabdovirus (4) HIV.

Last Answer : (1) Mycobacterium Explanation: Mycobacterium is a genus of Actinobacteria, given its own family, the Mycobacteriaceae. The genus includes pathogens known to cause serious diseases in mammals, ... resistant to a number of antibiotics that disrupt cell-wall biosynthesis, such as penicillin.

Which one of the following microbes forms symbiotic association with plants and helps them in their nutrition? (a) Azotobacter (b) Aspergillus (c) Glomus (d) Trichoderma

Description : Which one of the following microbes forms symbiotic association with plants and helps them in their nutrition? (a) Azotobacter (b) Aspergillus (c) Glomus (d) Trichoderma

Last Answer : (c) Glomus

The organism, used for alcohol fermentation, is (a) Aspergillus (b) Saccharomyces (c) Pseudomonas (d) Penicillium.

Description : The organism, used for alcohol fermentation, is (a) Aspergillus (b) Saccharomyces (c) Pseudomonas (d) Penicillium.

Last Answer : (b) Saccharomyces

The citric acid is produced by (a) Candida utilis (b) Azotobacter suboxydans (c) Aspergillus niger (d) Streptococcus lactis.

Description : The citric acid is produced by (a) Candida utilis (b) Azotobacter suboxydans (c) Aspergillus niger (d) Streptococcus lactis.

Last Answer : (c) Aspergillus niger

Which of the following microorganisms is used for production of citric acid in industries? (a) Aspergillus niger (b) Rhizopus nigricans (c) Lactobacillus bulgaris (d) Penicillium citrinum

Description : Which of the following microorganisms is used for production of citric acid in industries? (a) Aspergillus niger (b) Rhizopus nigricans (c) Lactobacillus bulgaris (d) Penicillium citrinum

Last Answer : (a) Aspergillus niger

Which one of the following is a wrong matching of a microbe and its industrial product, while the remaining three are correct? (a) Yeast – Statins (b) Acetobacter aceti – Acetic acid (c) Clostridium butylicum – Lactic acid (d) Aspergillus niger – Citric acid

Description : Which one of the following is a wrong matching of a microbe and its industrial product, while the remaining three are correct? (a) Yeast – Statins (b) Acetobacter aceti – Acetic acid (c) Clostridium butylicum – Lactic acid (d) Aspergillus niger – Citric acid

Last Answer : (c) Clostridium butylicum – Lactic acid