Rhizobium fixes atmospheric nitrogen/ha to the soil

Rhizobium fixes atmospheric nitrogen/ha to the soil
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 Ans. 50-100 kg
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Azatobactor can fixes atmospheric nitrogen/ha to the soil.

Description : Azatobactor can fixes atmospheric nitrogen/ha to the soil.

Last Answer : Ans. 20-30 kg

Rhizobium fixes nitrogens in the roots of _____, so they don't need to be fertilized; in fact they add nitrogen to the soil. a. corn b. legumes c. wheat d. grasses e. oats

Description : Rhizobium fixes nitrogens in the roots of _____, so they don't need to be fertilized; in fact they add nitrogen to the soil. a. corn b. legumes c. wheat d. grasses e. oats

Last Answer : b. legumes

Azotobacter fixes atmospheric nitrogen in the soil by— (A) Symbiotically (B) Non-symbiotically (C) Both (A) and (B) (D) None of these

Description : Azotobacter fixes atmospheric nitrogen in the soil by— (A) Symbiotically (B) Non-symbiotically (C) Both (A) and (B) (D) None of these

Last Answer : (A) Symbiotically

There exists a close association between the alga and the fungus within a lichen. The fungus (a) provides protection, anchorage and absorption for the algae (b) provides food for the alga (c) fixes the atmospheric nitrogen for the alga (d) releases oxygen for the alga.

Description : There exists a close association between the alga and the fungus within a lichen. The fungus (a) provides protection, anchorage and absorption for the algae (b) provides food for the alga (c) fixes the atmospheric nitrogen for the alga (d) releases oxygen for the alga.

Last Answer : (a) provides protection, anchorage and absorption for the algae

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)

In waterlogged rice field, atmospheric nitrogen can be fixed to the soil by

Description : In waterlogged rice field, atmospheric nitrogen can be fixed to the soil by

Last Answer : Ans. BGA

Which is the free living soil bacteria in fixes nitrogen? Anatomy: Azotobacter.

Description : Which is the free living soil bacteria in fixes nitrogen? Anatomy: Azotobacter.

Last Answer : Who in 1939 suggested the name meson for middle-weight particles?

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

All of the following statements concerning the actinomycetous filamentous soil bacterium Frankia are correct except that Frankia (a) can induce root nodules on many plant species (b) can fix nitrogen in the free-living state (c) cannot fix specialized vesicles in which the nitrogenase is protected from oxygen by a chemical barrier involving triterpene hopanoids (d) like Rhizobium, it usually infects its host plant through root hair deformation and stimulates cell proliferation in the host’s cortex

Description : All of the following statements concerning the actinomycetous filamentous soil bacterium Frankia are correct except that Frankia (a) can induce root nodules on many plant species (b) can fix ... its host plant through root hair deformation and stimulates cell proliferation in the host's cortex

Last Answer : (b) can fix nitrogen in the free-living state

Rhizobium trifoli is applied for

Description : Rhizobium trifoli is applied for

Last Answer : Ans. Berseem

Rhizobium leguminosarum is applied for

Description : Rhizobium leguminosarum is applied for

Last Answer : Ans. Pea, Lathyrus and Lentil

Rhizobium japonicum culture is applied for crops

Description : Rhizobium japonicum culture is applied for crops

Last Answer : Ans. Soybean and Groundnut

The essential element required by the N fixing bacterium Rhizobium

Description : The essential element required by the N fixing bacterium Rhizobium

Last Answer : Ans. Mo

The common nitrogen-fixer in paddy fields is (a) Rhizobium (b) Azospirillum (c) Oscillatoria (d) Frankia.

Description : The common nitrogen-fixer in paddy fields is (a) Rhizobium (b) Azospirillum (c) Oscillatoria (d) Frankia.

Last Answer : (b) Azospirillum

Select the mismatch. (a) Rhodospirillum – Mycorrhiza (b) Anabaena – Nitrogen fixer (c) Rhizobium – Alfalfa (d) Frankia – Alnus

Description : Select the mismatch. (a) Rhodospirillum – Mycorrhiza (b) Anabaena – Nitrogen fixer (c) Rhizobium – Alfalfa (d) Frankia – Alnus

Last Answer : (a) Rhodospirillum – Mycorrhiza

___ 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 ‘

What is Azofication (a) It is also known as composite fixation of nitrogen. (b) It is also known as free fixation of nitrogen (c) It is also known as nitrogen fixed by Rhizobium bacteria ` (d) It is also known as nitrogen gain through rains or snow

Description : What is Azofication (a) It is also known as composite fixation of nitrogen. (b) It is also known as free fixation of nitrogen (c) It is also known as nitrogen fixed by Rhizobium bacteria ` (d) It is also known as nitrogen gain through rains or snow

Last Answer : (a) It is also known as composite fixation of nitrogen.

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

One of the free-living, anaerobic nitrogen-fixeris (a) Beijerinckia (b) Rhodospirillum (c) Rhizobium (d) Azotobacter.

Description : One of the free-living, anaerobic nitrogen-fixeris (a) Beijerinckia (b) Rhodospirillum (c) Rhizobium (d) Azotobacter.

Last Answer : b) Rhodospirillum

Which two distinct microbial processes are responsible for the release of fixed nitrogen as dinitrogen gas (N2) to the atmosphere? (a) Aerobic nitrate oxidation and nitrite reduction (b) Decomposition of organic nitrogen and conversion of dinitrogen to ammonium compounds (c) Enteric fermentation in cattle and nitrogen fixation by Rhizobium in root nodules of legumes (d) Anaerobic ammonium oxidation and denitrification

Description : Which two distinct microbial processes are responsible for the release of fixed nitrogen as dinitrogen gas (N2) to the atmosphere? (a) Aerobic nitrate oxidation and nitrite reduction (b) ... fixation by Rhizobium in root nodules of legumes (d) Anaerobic ammonium oxidation and denitrification

Last Answer : (d) Anaerobic ammonium oxidation and denitrification

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

______ helps in fixation of nitrogen in rice field in association with root of Cycas plant. a) rhizobium b)fungus c)cyano bacteria d)bacteria

Description : ______ helps in fixation of nitrogen in rice field in association with root of Cycas plant. a) rhizobium b)fungus c)cyano bacteria d)bacteria

Last Answer : c)cyano bacteria

Select the mismatch : (1) Rhodospirillum - Mycorrhiza (2) Anabaena - Nitrogen fixer (3) Rhizobium - Alfalfa (4) Frankia - Alnus

Description : Select the mismatch : (1) Rhodospirillum - Mycorrhiza (2) Anabaena - Nitrogen fixer (3) Rhizobium - Alfalfa (4) Frankia - Alnus

Last Answer : (1) Rhodospirillum - Mycorrhiza

Conversion of soil nitrate into gaseous nitrogen is

Description : Conversion of soil nitrate into gaseous nitrogen is

Last Answer : Ans. Denitrification

The soil deficient in nitrogen content

Description : The soil deficient in nitrogen content

Last Answer : Ans. Black soil

Name the organ that fixes the plant body of Riccia to the soil.

Description :  Name the organ that fixes the plant body of Riccia to the soil.  

Last Answer : Ans: Rhizoid.  

Which one of the following helps in absorption of phosphorus from soil by plants? (a) Glomus (b) Rhizobium (c) Frankia (d) Anabaena

Description : Which one of the following helps in absorption of phosphorus from soil by plants? (a) Glomus (b) Rhizobium (c) Frankia (d) Anabaena

Last Answer : (a) Glomus

6. Name the microorganisms which can fix atmospheric nitrogen in the soil. -Science

Description : 6. Name the microorganisms which can fix atmospheric nitrogen in the soil. -Science

Last Answer : Rhizobium is the answer

Name the microorganisms which can fix atmospheric nitrogen in the soil. -Biology

Description : Name the microorganisms which can fix atmospheric nitrogen in the soil. -Biology

Last Answer : Rhizobium, Clostridium and Azotobacter.

If by radiation all nitrogenase enzyme are inactivated, then there will be no (a) fixation of nitrogen in legumes (b) fixation of atmospheric nitrogen (c) conversion from nitrate to nitrite in legumes (d) conversion from ammonium to nitrate in soil.

Description : If by radiation all nitrogenase enzyme are inactivated, then there will be no (a) fixation of nitrogen in legumes (b) fixation of atmospheric nitrogen (c) conversion from nitrate to nitrite in legumes (d) conversion from ammonium to nitrate in soil.

Last Answer : (a) fixation of nitrogen in legumes

Organisms, which fix atmospheric nitrogen in the soil, fall under the category of (a) bacteria (b) green algae (c) soil fungi (d) mosses.

Description : Organisms, which fix atmospheric nitrogen in the soil, fall under the category of (a) bacteria (b) green algae (c) soil fungi (d) mosses.

Last Answer : (a) bacteria

Atmospheric water is known as

Description : Atmospheric water is known as

Last Answer : Ans. Green water

Atmospheric pressure is measured by

Description : Atmospheric pressure is measured by

Last Answer : Ans. Barometer

Soils having 200 kg available K2O/ha will be — fertile soil for K a. High b. Low c. Medium d. None of these

Description : Soils having 200 kg available K2O/ha will be — fertile soil for K a. High b. Low c. Medium d. None of these

Last Answer : c. Medium

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 enzyme involved in biological nitrogen fixation

Description : The enzyme involved in biological nitrogen fixation

Last Answer : Ans. Nitrogenase

Green manure crops contributes nitrogen ranging from

Description : Green manure crops contributes nitrogen ranging from

Last Answer : Ans. 50-175 kg/ha

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I am getting a Gateway PC with vista preloaded, any ideas where the best forums for advice, bug fixes and tweeks are?

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I over watered lantana in my garden how to fixes leaves turning black?

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Pentose phosphate that fixes CO2 in a C3 plant. -Biology

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In sugarcane plant `^(14)CO_(2)` is fixed in malic acid, in which the enzyme that fixes `CO_(2)` is

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