$ Nitrogen fixing bateria always live in symbiosis. ! Symbiosis occurs between the organisms of the same species.

$ Nitrogen fixing bateria always live in symbiosis. ! Symbiosis occurs between the organisms of the same species.
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$ Nitrogen fixing bateria always live in symbiosis. ! Symbiosis occurs between the organisms of the same species. ... D. If both As and R are wrong.
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The most thoroughly studied of the known bacteria- plant interactions is the (a) cyanobacterial symbiosis with some aquatic ferns (b) gall formation on certain angiosperms by Agrobacterium (c) nodulation of Sesbania stems by nitrogen fixing bacteria (d) plant growth stimulation by phosphate- solubilising bacteria.

Description : The most thoroughly studied of the known bacteria- plant interactions is the (a) cyanobacterial symbiosis with some aquatic ferns (b) gall formation on certain angiosperms by Agrobacterium (c) ... stems by nitrogen fixing bacteria (d) plant growth stimulation by phosphate- solubilising bacteria.

Last Answer : (b) gall formation on certain angiosperms by Agrobacterium

$ Mycorrhiza is a type of symbiosis. ! Lichens have phycobiont and mycobiont.

Description : $ Mycorrhiza is a type of symbiosis. ! Lichens have phycobiont and mycobiont.

Last Answer : $ Mycorrhiza is a type of symbiosis. ! Lichens have phycobiont and mycobiont. A. If both As and R are ... is wrong D. If both As and R are wrong.

In which kingdom would you classify the archaea and nitrogen-fixing organisms, if the five kingdom system of classification is used? (a) Plantae (b) Fungi (c) Protista (d) Monera

Description : In which kingdom would you classify the archaea and nitrogen-fixing organisms, if the five kingdom system of classification is used? (a) Plantae (b) Fungi (c) Protista (d) Monera

Last Answer : If the five-kingdom system of classification is used, the Archaea would be classified under the kingdom (d) Monera. This kingdom includes prokaryotic organisms such as bacteria and archaea. Archaea ... systems, such as the three-domain system that separates life into Bacteria, Archaea, and Eukarya.

A nitrogen fixing weed species in wheat a). Lathyrus aphaca b). Medicago denticulata c). Vicia sativa d). All

Description : A nitrogen fixing weed species in wheat a). Lathyrus aphaca b). Medicago denticulata c). Vicia sativa d). All

Last Answer : d). All

$ living organisms can exist alone ! A population is a group of organisms of entirely different species occupying a particular area.

Description : $ living organisms can exist alone ! A population is a group of organisms of entirely different species occupying a particular area.

Last Answer : $ living organisms can exist alone ! A population is a group of organisms of entirely different species occupying ... D. If both As and R are wrong.

$ Anarobic respiration occurs in the aquatic organisms. ! Aquatic organisms are never autotrophic.

Description : $ Anarobic respiration occurs in the aquatic organisms. ! Aquatic organisms are never autotrophic.

Last Answer : $ Anarobic respiration occurs in the aquatic organisms. ! Aquatic organisms are never autotrophic. A. If both ... D. If both As and R are wrong.

$ Amitosis occurs with spindle formation. ! Amitosis occurs during the formation of gametes in diploid organisms.

Description : $ Amitosis occurs with spindle formation. ! Amitosis occurs during the formation of gametes in diploid organisms.

Last Answer : $ Amitosis occurs with spindle formation. ! Amitosis occurs during the formation of gametes in diploid organisms. ... D. If both As and R are wrong.

Which one of the following statements is correct? (a) Legumes fix nitrogen only through the specialized bacteria that live in their roots. (b) Legumes fix nitrogen independently of the specialized bacteria that live in their roots. (c) Legumes fix nitrogen only through specialized bacteria that live in their leaves. (d) Legumes are incapable of fixing nitrogen.

Description : Which one of the following statements is correct? (a) Legumes fix nitrogen only through the specialized bacteria that live in their roots. (b) Legumes fix nitrogen independently of the specialized ... specialized bacteria that live in their leaves. (d) Legumes are incapable of fixing nitrogen.

Last Answer : (a) Legumes fix nitrogen only through the specialized bacteria that live in their roots.

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 process of synthesis of complex organic molecules from simpler ones, by the living organisms is called Anabolisms. ! Anabolism is always useful

Description : $ The process of synthesis of complex organic molecules from simpler ones, by the living organisms is called Anabolisms. ! Anabolism is always useful

Last Answer : $ The process of synthesis of complex organic molecules from simpler ones, by the living organisms is called ... wrong D. If both As and R are wrong.

Can you explain the Haber-Bosch nitrogen fixing process?

Description : Can you explain the Haber-Bosch nitrogen fixing process?

Last Answer : Here is the most complete description of the reaction that I've found. Yes, ammonia (NH3) is the end result. First, hydrogen is derived from natural gas by another process (described in the ... and hydrogen which allows them to combine with less total energy than they would need to combine directly.

Name some non-symbiotic nitrogen fixing prokaryote. -Biology

Description : Name some non-symbiotic nitrogen fixing prokaryote. -Biology

Last Answer : answer:

Nitrogen fixing bacteria is useful in growing which crop? -Do You Know?

Description : Nitrogen fixing bacteria is useful in growing which crop? -Do You Know?

Last Answer : answer:

Select the correct statement: (a) Legumes are incapable of fixing nitrogen (b) Legumes fix nitrogen through bacteria living in fruits root (c) Legumes fix nitrogen only by bacteria present in nodules (d) None of the above

Description : Select the correct statement: (a) Legumes are incapable of fixing nitrogen (b) Legumes fix nitrogen through bacteria living in fruits root (c) Legumes fix nitrogen only by bacteria present in nodules (d) None of the above

Last Answer : Ans. (c)

Non leguminous nitrogen fixing trees

Description : Non leguminous nitrogen fixing trees

Last Answer : Ans. Alnus nepalensis

Nitrogen fixing tree

Description : Nitrogen fixing tree

Last Answer : Ans. Leucaena leucocephala

The nitrogen fixing bacterium found on root surface of rice

Description : The nitrogen fixing bacterium found on root surface of rice

Last Answer : Ans.Azospirillum

Free-living nitrogen fixing microorganisms are - (1) Rhizobia (2) Soil fungi (3) Vesicular arbuscular mycorrhiza (4) Blue green algae

Description : Free-living nitrogen fixing microorganisms are - (1) Rhizobia (2) Soil fungi (3) Vesicular arbuscular mycorrhiza (4) Blue green algae

Last Answer : (1) Rhizobia Explanation: Rhizobia are soil bacteria that fix nitrogen (diazotrophs) after becoming established inside root nodules of legumes. Rhizobia require a plant host; they cannot independently fix nitrogen. In general, they are Gram-negative, motile, non-sporulating rods.

Nitrogen fixing bacteria found in the root nodules of leguminous plant is:- (1) Saprophytic (2) Parasitic (3) Symbiotic (4) Autotrophic

Description : Nitrogen fixing bacteria found in the root nodules of leguminous plant is:- (1) Saprophytic (2) Parasitic (3) Symbiotic (4) Autotrophic

Last Answer : (3) Symbiotic Explanation: Many legumes have root nodules that provide a home for symbiotic nitrogenfixing bacteria called rhizobia. This relationship is particularly common in nitrogen-limited conditions. .

Nitrogen fixing bacteria is useful in growing which crop?

Description : Nitrogen fixing bacteria is useful in growing which crop?

Last Answer : Legume

Write an example of nitrogen fixing algae?

Description : Write an example of nitrogen fixing algae?

Last Answer : Cyanobacteria

Name two nitrogen fixing bacteria?

Description : Name two nitrogen fixing bacteria?

Last Answer : Rhizobium & Azetobactor

What is meant by nitrogen fixing bacteria?

Description : What is meant by nitrogen fixing bacteria? 

Last Answer : The bacteria that convert nitrogen of the air into compounds of nitrogen and thus increase fertility of the soil are called nitrogen fixing bacteria.  

A free living nitrogen-fixing cyanobacterium which can also form symbiotic association with the water fern Azolla is (a) Tolypothrix (b) Chlorella (c) Nostoc (d) Anabaena.

Description : A free living nitrogen-fixing cyanobacterium which can also form symbiotic association with the water fern Azolla is (a) Tolypothrix (b) Chlorella (c) Nostoc (d) Anabaena.

Last Answer : (d) Anabaena.

A prokaryotic autotrophic nitrogen fixing symbiont is found in (a) Alnus (b) Cycas (c) Cicer (d) Pisum.

Description : A prokaryotic autotrophic nitrogen fixing symbiont is found in (a) Alnus (b) Cycas (c) Cicer (d) Pisum.

Last Answer : (b) Cycas

A nitrogen-fixing microbe associated with Azolla in rice fields is (a) Spirulina (b) Anabaena (c) Frankia (d) Tolypothrix.

Description : A nitrogen-fixing microbe associated with Azolla in rice fields is (a) Spirulina (b) Anabaena (c) Frankia (d) Tolypothrix.

Last Answer : (b) Anabaena

___ is the example of associative, nonsymbiotic nitrogen fixing organism. (A) Rhizobium (B) Azorhizobium (C) Pseudomonas ‘ (D) Azospirillum

Description : ___ is the example of associative, nonsymbiotic nitrogen fixing organism. (A) Rhizobium (B) Azorhizobium (C) Pseudomonas ‘ (D) Azospirillum

Last Answer : (C) Pseudomonas ‘

A non-photosynthetic aerobic nitrogen fixing soil bacterium is (a) Rhizobium (b) Clostridium (c) Azotobacter (d) Klebsiella.

Description : A non-photosynthetic aerobic nitrogen fixing soil bacterium is (a) Rhizobium (b) Clostridium (c) Azotobacter (d) Klebsiella.

Last Answer : (c) Azotobacter

Which of the following is free-living aerobic non- photosynthetic nitrogen-fixing bacterium? (a) Nostoc (b) Azospirillum (c) Rhizobium (d) Azotobacter

Description : Which of the following is free-living aerobic non- photosynthetic nitrogen-fixing bacterium? (a) Nostoc (b) Azospirillum (c) Rhizobium (d) Azotobacter

Last Answer : (d) Azotobacter

Which of the following is a flowering plant with nodules containing filamentous nitrogen-fixing microorganism? (a) Crotalaria juncea (b) Cycas revoluta (c) Cicer arietinum (d) Casuarina equisetifolia

Description : Which of the following is a flowering plant with nodules containing filamentous nitrogen-fixing microorganism? (a) Crotalaria juncea (b) Cycas revoluta (c) Cicer arietinum (d) Casuarina equisetifolia

Last Answer : (d) Casuarina equisetifolia

Nitrogen fixing bacteria make combination with cells of the roots of - a) Pulses b) Rice c) Wheat d) Sugarcane

Description : Nitrogen fixing bacteria make combination with cells of the roots of - a) Pulses b) Rice c) Wheat d) Sugarcane

Last Answer : a) Pulses

What is the use of biochar in farming? 1. Biochar can be used as a part of the growing medium in vertical farming. 2. When biochar is a part of the growing medium, it promotes the growth of nitrogen fixing microorganisms. 3. When biochar is a part of the growing medium, it enables the growing medium to retain water for longer time. Which of the statements given above is/ are correct? a) 1 and 2 only b) 2 only c) 1 and 3 only d) 1, 2 and 3

Description : What is the use of biochar in farming? 1. Biochar can be used as a part of the growing medium in vertical farming. 2. When biochar is a part of the growing medium, it promotes the growth of nitrogen fixing microorganisms. 3. ... are correct? a) 1 and 2 only b) 2 only c) 1 and 3 only d) 1, 2 and 3

Last Answer : d) 1, 2 and 3

In the five kingdom system of classification, which single kingdom out of the following can include blue-green algae, nitrogen fixing bacteria and methanogenic archaebacteria? (a) Plantae (b) Protista (c) Monera (d) Fungi

Description : In the five kingdom system of classification, which single kingdom out of the following can include blue-green algae, nitrogen fixing bacteria and methanogenic archaebacteria? (a) Plantae (b) Protista (c) Monera (d) Fungi

Last Answer : (c) Monera

Symbiotic nitrogen fixing bacteria is — a. Azotobacter b. Azospirillum c. Rhizobium d. None of these

Description : Symbiotic nitrogen fixing bacteria is — a. Azotobacter b. Azospirillum c. Rhizobium d. None of these

Last Answer : c. Rhizobium

Which nitrogen fixing bacteria is found in leguminuous plant?

Description : Which nitrogen fixing bacteria is found in leguminuous plant?

Last Answer : Rizobium

Which root contain nitrogen fixing bacteria?

Description : Which root contain nitrogen fixing bacteria?

Last Answer : Nodulated root

Which of the following is a free living nitrogen fixing bacterium present in the soil

Description : 19.Which of the following is a free living nitrogen fixing bacterium present in the soil (a)Nitrosomonas (b)Rhizobium (c)Azotobacter (d)Pseudomonas

Last Answer : ANS.(C) Azotobacter

A nitrogen-fixing microbe associated with Azolla in rice fields is (1) Tolypothrix (2) Spirulina (3) Anabaena (4) Frankia

Description : A nitrogen-fixing microbe associated with Azolla in rice fields is (1) Tolypothrix (2) Spirulina (3) Anabaena (4) Frankia

Last Answer : (3) Anabaena

1. Which nitrogen fixing bacteria is found in leguminuous plant? 2. A person to be qualified for standing in a panchayat election what age must have he attained? 3. Mirage is observed in a desert due to the phenomenon of which reflection? 4. What is the best representative of the acid igneous rocks? 5. During which Sikh Guru Arjun Dev was killed?

Description : 1. Which nitrogen fixing bacteria is found in leguminuous plant? 2. A person to be qualified for standing in a panchayat election what age must have he attained? 3. Mirage is observed in ... coal reserves of India are found in which state? 20. Which Sultan provided employment to unemployeds?

Last Answer : Answer : 1. Rizobium 2. 21 years 3. Total reflection 4. Granite 5. Jahangir 6. Karnataka 7. Foreign Institutional Investors 8. Mycorrhizae 9. Barren Island 10. Aurobindo Ghosh 11. M. Hidayatullah 12. ... 16. New Delhi 17. Muscles ear lobe 18. Neelam Sanjiva Reddy 19. Jharkhand 20. Firoz shah Tughlaq

Free-living nitrogen fixing microorganisms are (1) Rhizobia (2) Soil fungi (3) Vesicular arbuscular mycorrhiza (4) Blue green algae

Description : Free-living nitrogen fixing microorganisms are (1) Rhizobia (2) Soil fungi (3) Vesicular arbuscular mycorrhiza (4) Blue green algae

Last Answer : Rhizobia

The interaction between two living organisms of different species which is beneficial to both but is not obligatory because they can live without each

Description : The interaction between two living organisms of different species which is beneficial to both but is not obligatory because they can live without each

Last Answer : The interaction between two living organisms of different species which is beneficial to both but ... or symbiosis C. Commensalism D. Amensalism

$ When the total number of chromosomes is not the exact multiple of the haploid number of an organisms, the phenomenon is called euploidy. ! Euploidy

Description : $ When the total number of chromosomes is not the exact multiple of the haploid number of an organisms, the phenomenon is called euploidy. ! Euploidy

Last Answer : $ When the total number of chromosomes is not the exact multiple of the haploid number of an organisms, the ... wrong D. If both As and R are wrong.

$ Phagotrophs take solid nutrition. ! Photosynthetic organisms are called Producers.

Description : $ Phagotrophs take solid nutrition. ! Photosynthetic organisms are called Producers.

Last Answer : $ Phagotrophs take solid nutrition. ! Photosynthetic organisms are called Producers. A. If both As and R are ... wrong D. If both As and R are wrong.

$ The first photosynthetic organisms which show oxygenic photosynthesis were cyanobacteria. ! Photosynthesis by Eubacteria is Anoxygenic.

Description : $ The first photosynthetic organisms which show oxygenic photosynthesis were cyanobacteria. ! Photosynthesis by Eubacteria is Anoxygenic.

Last Answer : $ The first photosynthetic organisms which show oxygenic photosynthesis were cyanobacteria. ! Photosynthesis by ... If both As and R are wrong.

$ Morphology deals with the study of external characters of the organisms ! Physiology deals with the study the various functions of a living organism

Description : $ Morphology deals with the study of external characters of the organisms ! Physiology deals with the study the various functions of a living organism

Last Answer : $ Morphology deals with the study of external characters of the organisms ! Physiology deals with the study the ... D. If both As and R are wrong.

$ Exo-biology is a branch of biology. ! It deals with the study of external characters of the living organisms.

Description : $ Exo-biology is a branch of biology. ! It deals with the study of external characters of the living organisms.

Last Answer : $ Exo-biology is a branch of biology. ! It deals with the study of external characters of the living ... is wrong D. If both As and R are wrong.

$ Kingdom Monera includes the unicellular prokaryotic organisms. ! Eukaryotes are the organisms which have a eukaryotic nucleus and double membraned o

Description : $ Kingdom Monera includes the unicellular prokaryotic organisms. ! Eukaryotes are the organisms which have a eukaryotic nucleus and double membraned o

Last Answer : $ Kingdom Monera includes the unicellular prokaryotic organisms. ! Eukaryotes are the organisms which have a ... D. If both As and R are wrong.

$ The zyhote developes into a multicellular organisms. ! Each cell is totipotent.

Description : $ The zyhote developes into a multicellular organisms. ! Each cell is totipotent.

Last Answer : $ The zyhote developes into a multicellular organisms. ! Each cell is totipotent. A. If both As and R are ... is wrong D. If both As and R are wrong.

$ Unicellular eukaryotes are the simplest organisms. ! Prokaryotes have the mitochondria whereas eukaryotes are without mitochondria.

Description : $ Unicellular eukaryotes are the simplest organisms. ! Prokaryotes have the mitochondria whereas eukaryotes are without mitochondria.

Last Answer : $ Unicellular eukaryotes are the simplest organisms. ! Prokaryotes have the mitochondria whereas eukaryotes are ... . If both As and R are wrong.

$ Euglena is an organisms with a controversial position in classification of living organisms. ! Euglena has parasitic nutrition.

Description : $ Euglena is an organisms with a controversial position in classification of living organisms. ! Euglena has parasitic nutrition.

Last Answer : $ Euglena is an organisms with a controversial position in classification of living organisms. ! Euglena has ... D. If both As and R are wrong.