Which one of the following elements in plants is not remobilised? (a) Phosphorus (b) Calcium (c) Potassium (d) Sulphur

Which one of the following elements in plants is not
remobilised?
(a) Phosphorus (b) Calcium
(c) Potassium (d) Sulphur
by

1 Answer

Answer :

(b) Calcium
by

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Minerals known to be required in large amounts for plant growth include (a) potassium, phosphorus, selenium, boron (b) magnesium, sulphur, iron, zinc (c) phosphorus, potassium, sulphur, calcium (d) calcium, magnesium, manganese, copper.

Description : Minerals known to be required in large amounts for plant growth include (a) potassium, phosphorus, selenium, boron (b) magnesium, sulphur, iron, zinc (c) phosphorus, potassium, sulphur, calcium (d) calcium, magnesium, manganese, copper.

Last Answer : (c) phosphorus, potassium, sulphur, calcium

Which of the following elements is a constituent of biotin? (a) Magnesium (b) Calcium (c) Phosphorus (d) Sulphur

Description : Which of the following elements is a constituent of biotin? (a) Magnesium (b) Calcium (c) Phosphorus (d) Sulphur

Last Answer : (d) Sulphur

About 98 percent of the mass of every living organism is composed of just six elements including carbon, hydrogen, nitrogen, oxygen and (a) sulphur and magnesium (b) magnesium and sodium (c) calcium and phosphorus (d) phosphorus and sulphur.

Description : About 98 percent of the mass of every living organism is composed of just six elements including carbon, hydrogen, nitrogen, oxygen and (a) sulphur and magnesium (b) magnesium and sodium (c) calcium and phosphorus (d) phosphorus and sulphur.

Last Answer : (d) phosphorus and sulphur.

One of the following mineral is essential for life of animals and rot for plants (a) Calcium (b) Phosphorus (c) Iodine (d) Potassium

Description : One of the following mineral is essential for life of animals and rot for plants (a) Calcium (b) Phosphorus (c) Iodine (d) Potassium

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The three elements most needed in common fertilisers are : (1) Sulphur, Phosphorous and Sodium (2) Nitrogen, Potassium and Phosphorous (3) Phosphorous, Sodium and Nitrogen (4) Calcium, Phosphorous and Potassium

Description : The three elements most needed in common fertilisers are : (1) Sulphur, Phosphorous and Sodium (2) Nitrogen, Potassium and Phosphorous (3) Phosphorous, Sodium and Nitrogen (4) Calcium, Phosphorous and Potassium

Last Answer : Nitrogen, Potassium and Phosphorous

The elements known as primary nutrients for plants (1) Nitrogen, Phosphorus and Potassium (2) Nitrogen, Oxygen and Silicon (3) Potassium, Boron and Nitrogen (4) Nitrogen, Phosphorus and Iron

Description : The elements known as primary nutrients for plants (1) Nitrogen, Phosphorus and Potassium (2) Nitrogen, Oxygen and Silicon (3) Potassium, Boron and Nitrogen (4) Nitrogen, Phosphorus and Iron

Last Answer : (1) Nitrogen, Phosphorus and Potassium Explanation: Nitrogen (N), Phosphorus (P) and Potassium (K) are considered as the three essential or primary nutrients for plants. Together they make up ... need small quantities of iron, manganese, zinc, copper, boron and molybdenum, known as trace elements

The elements known as primary nutrients for plants (1) Nitrogen, Phosphorus and Potassium (2) Nitrogen, Oxygen and Silicon (3) Potassium, Boron and Nitrogen (4) Nitrogen, Phosphorus and Iron

Description : The elements known as primary nutrients for plants (1) Nitrogen, Phosphorus and Potassium (2) Nitrogen, Oxygen and Silicon (3) Potassium, Boron and Nitrogen (4) Nitrogen, Phosphorus and Iron

Last Answer : Nitrogen, Phosphorus and Potassium

Red soil is poor in which of the following nutrients ? (A) Phosphorus and Sulphur (B) Phosphorus and Nitrogen (C) Nitrogen and Zinc (D) Nitrogen and Potassium

Description : Red soil is poor in which of the following nutrients ? (A) Phosphorus and Sulphur (B) Phosphorus and Nitrogen (C) Nitrogen and Zinc (D) Nitrogen and Potassium

Last Answer : (D) Nitrogen and Potassium

Which of the following nutrient is involved in reproduction in plants and germination of pollen grains ? a. Boron b. Calcium c. Potassium d. Sulphur

Description : Which of the following nutrient is involved in reproduction in plants and germination of pollen grains ? a. Boron b. Calcium c. Potassium d. Sulphur

Last Answer : a. Boron

The deficiency of this element leads to older leaves turning purple in colour on the underside. Identify the mineral? [a] Calcium [b] Phosphorus [c] Potassium [d] Iron [e] None of the above

Description : The deficiency of this element leads to older leaves turning purple in colour on the underside. Identify the mineral? [a] Calcium [b] Phosphorus [c] Potassium [d] Iron [e] None of the above

Last Answer : [c] Potassium

If in the rice crop field, the leaves turn narrow, short, erect, and lemon yellowish and the entire field may appear yellowish, then the rice may be deficient of which nutrient? a. Calcium b. Potassium c. Nitrogen d. Phosphorus

Description : If in the rice crop field, the leaves turn narrow, short, erect, and lemon yellowish and the entire field may appear yellowish, then the rice may be deficient of which nutrient? a. Calcium b. Potassium c. Nitrogen d. Phosphorus

Last Answer : c. Nitrogen

The element which is required by the plant in large quantity – (1) Calcium (2) Nitrogen (3) Phosphorus (4) Sulphur

Description : The element which is required by the plant in large quantity – (1) Calcium (2) Nitrogen (3) Phosphorus (4) Sulphur

Last Answer : (2) Nitrogen Explanation: All plants need nitrogen to make amino acids, proteins and DNA, but the nitrogen in the atmosphere is not in a form that they can use. Plants use nitrogen by absorbing either nitrate or ammonium through the roots.

The element absorbed both in cation and anion form is – (1) Sulphur (2) Nitrogen (3) Calcium (4) Phosphorus

Description : The element absorbed both in cation and anion form is – (1) Sulphur (2) Nitrogen (3) Calcium (4) Phosphorus

Last Answer : (2) Nitrogen Explanation: Nitrogen, required in large quantities for healthy plant growth, is supplied either as a cation (ammonium) or an anion (nitrate). The ratio of these two forms of nitrogen in the nutrient solution can have large effects on both the rate and direction of pH changes with time.

The element which is required by the plant in large quantity : (1) Calcium (2) Nitrogen (3) Phosphorus(4) Sulphur

Description : The element which is required by the plant in large quantity : (1) Calcium (2) Nitrogen (3) Phosphorus(4) Sulphur

Last Answer : Nitrogen

The element absorbed both in cation and anion form is (1) Sulphur (2) Nitrogen (3) Calcium (4) Phosphorus

Description : The element absorbed both in cation and anion form is (1) Sulphur (2) Nitrogen (3) Calcium (4) Phosphorus 

Last Answer : Nitrogen

Which one of the following elements is least likely to be found in commercial fertilisers? (1) Nitrogen (2) Phosphorus (3) Potassium (4) Silicon

Description : Which one of the following elements is least likely to be found in commercial fertilisers? (1) Nitrogen (2) Phosphorus (3) Potassium (4) Silicon

Last Answer : (4) Silicon Explanation: Commercial Fertilizers - a substance containing one or more recognized plant nutrients and that is used for its plant nutrient content or that is designated for use or claimed to have value in promoting plant growth.

Which one of the following element is a constituent of protoplasm? (A) Sulphur (B) Calcium (C) Iron (D) Potassium

Description : Which one of the following element is a constituent of protoplasm? (A) Sulphur (B) Calcium (C) Iron (D) Potassium

Last Answer : (B) Calcium

The three numbers on fertilizer represents the value of the three macro-nutrients used by plants represented as NPK for short. What are they? a. Neon, Phosphorous, Krypton b. Nitrogen, Phosphorus, Potassium c. Neon, Potassium, Krypton d. Neon, Potassium, Phosphorous

Description : The three numbers on fertilizer represents the value of the three macro-nutrients used by plants represented as NPK for short. What are they? a. Neon, Phosphorous, Krypton b. Nitrogen, Phosphorus, Potassium c. Neon, Potassium, Krypton d. Neon, Potassium, Phosphorous

Last Answer : b. Nitrogen, Phosphorus, Potassium

The three numbers on fertilizer represents the value of the three macro-nutrients used by plants represented as NPK for short. What are they? a. Neon, Phosphorous, Krypton b. Nitrogen, Phosphorus, Potassium c. Neon, Potassium, Krypton d. Neon, Potassium, Phosphorous

Description : The three numbers on fertilizer represents the value of the three macro-nutrients used by plants represented as NPK for short. What are they? a. Neon, Phosphorous, Krypton b. Nitrogen, Phosphorus, Potassium c. Neon, Potassium, Krypton d. Neon, Potassium, Phosphorous

Last Answer : b. Nitrogen, Phosphorus, Potassium

Which one of the following element is mobile in plants but immobile in soil ? (A) Sulphur (B) Zinc (C) Boron (D) Phosphorus

Description : Which one of the following element is mobile in plants but immobile in soil ? (A) Sulphur (B) Zinc (C) Boron (D) Phosphorus

Last Answer : (D) Phosphorus

Which of the following elements is responsible for maintaining turgor in cells? (a) Magnesium (b) Sodium (c) Potassium (d) Calcium

Description : Which of the following elements is responsible for maintaining turgor in cells? (a) Magnesium (b) Sodium (c) Potassium (d) Calcium

Last Answer : (c) Potassium

Which of the following elements is responsible for maintaining turgor in cells ? (1) Magnesium (2) Sodium (3) Potassium (4) Calcium

Description : Which of the following elements is responsible for maintaining turgor in cells ? (1) Magnesium (2) Sodium (3) Potassium (4) Calcium

Last Answer : (3) Potassium

Which of the following elements is essential for the storage of energy in plants? a. Nitrogen b. Oxygen c. Carbon d. Phosphorus

Description : Which of the following elements is essential for the storage of energy in plants? a. Nitrogen b. Oxygen c. Carbon d. Phosphorus

Last Answer : d. Phosphorus

Which of the following elements is essential for the storage of energy in plants? a. Nitrogen b. Oxygen c. Carbon d. Phosphorus

Description : Which of the following elements is essential for the storage of energy in plants? a. Nitrogen b. Oxygen c. Carbon d. Phosphorus

Last Answer : d. Phosphorus

Milk is deficient of which mineral? (A) Phosphorus (B) Sodium (C) Iron (D) Potassium

Description : Milk is deficient of which mineral? (A) Phosphorus (B) Sodium (C) Iron (D) Potassium

Last Answer : C

Bone deformities occur due to excessive intake of: (1) Phosphorus (2) Potassium (3) Fatty acid (4) Fluorine

Description : Bone deformities occur due to excessive intake of: (1) Phosphorus (2) Potassium (3) Fatty acid (4) Fluorine

Last Answer : (4) Fluorine Explanation: Bone deformities occur due to excessive intake of Fluorine.

Which one of the following constitutes natural silk? (a) Nitrogen (b) Magnesium (c) Potassium (d) Phosphorus

Description : Which one of the following constitutes natural silk? (a) Nitrogen (b) Magnesium (c) Potassium (d) Phosphorus

Last Answer : (a) Nitrogen

Milk is deficient of which mineral? (A) Phosphorus (B) Sodium (C) Iron (D) Potassium

Description : Milk is deficient of which mineral? (A) Phosphorus (B) Sodium (C) Iron (D) Potassium

Last Answer : (C) Iron

Consider the following statements: 1. Gondwana coal is a laminated, bituminous coal. . 2. Gondwana coal is completely free from moisture, sulphur and phosphorus. Which of the statements given above is/are correct? [IAS 2008] (a) 1 only (b) 2 only (c) Both 1 and 2 (d) Neither 1 nor 2

Description : Consider the following statements: 1. Gondwana coal is a laminated, bituminous coal. . 2. Gondwana coal is completely free from moisture, sulphur and phosphorus. Which of the statements given above is/are correct? [IAS 2008] (a) 1 only (b) 2 only (c) Both 1 and 2 (d) Neither 1 nor 2

Last Answer : Ans: (a)

Acid rain is caused due to pollution of atmosphere by – (1) oxides of carbon and nitrogen (2) oxides of nitrogen and sulphur (3) oxides of nitrogen and phosphorus (4) None of these

Description : Acid rain is caused due to pollution of atmosphere by – (1) oxides of carbon and nitrogen (2) oxides of nitrogen and sulphur (3) oxides of nitrogen and phosphorus (4) None of these

Last Answer : (2) oxides of nitrogen and sulphur Explanation: Acid rain is caused by emissions of Sulpfur Dioxide (SO2) and Nitrogen Oxide (NOx), which react with the water molecules in the atmosphere to produce acids.

Which of the following is Colourless? (1) Chlorine (2) Oxygen (3) Phosphorus (4) Sulphur

Description : Which of the following is Colourless? (1) Chlorine (2) Oxygen (3) Phosphorus (4) Sulphur

Last Answer : (2) Oxygen

The element used for vulcanizing rubber is - (1) Sulphur (2) Bromine (3) Silicon (4) Phosphorus

Description : The element used for vulcanizing rubber is - (1) Sulphur (2) Bromine (3) Silicon (4) Phosphorus

Last Answer : (1) Sulphur Explanation: The vulcanization of neoprene or polychloroprene rubber (CR rubber) is carried out using metal oxides (specifically MgO and ZnO, sometimes Pb3O4) rather than sulfur compounds which are presently used with many natural and synthetic rubbers.

In vulcanization, natural rubber is heated with- (1) Carbon (2) Sulphur (3) Silicon (4) Phosphorus

Description : In vulcanization, natural rubber is heated with- (1) Carbon (2) Sulphur (3) Silicon (4) Phosphorus

Last Answer : (2) Sulphur Explanation: Vulcanization of rubber is a process of improvement of the rubber elasticity and strength by heating it in the presence of sulfur, which results in three-dimensional crosslinking of the chain rubber molecules (polyisoprene) bonded to each other by sulfur atoms.

Which of the following is used as a lubricant in heavy machines? (1) Bauxite (2) Sulphur (3) Phosphorus (4) Graphite

Description : Which of the following is used as a lubricant in heavy machines? (1) Bauxite (2) Sulphur (3) Phosphorus (4) Graphite

Last Answer : (4) Graphite Explanation: Graphite is used as a lubricant in heavy machines. it is made of carbon atoms arranged in sheets of hexagonal units - looks a lot like chicken-wire. Another sheet forms on ... ) between the sheets, so they are able to slide freely over each other without breaking any bonds.

The element which is used for vulcanizing rubber – (1) Sulphur (2) Bromine (3) Silicon (4) Phosphorus

Description : The element which is used for vulcanizing rubber – (1) Sulphur (2) Bromine (3) Silicon (4) Phosphorus

Last Answer : (1) Sulphur Explanation: Vulcanisation is a chemical process for converting rubber or related polymers into more durable materials via the addition of sulfur or other equivalent "curatives" or "accelerators". By far the most common vulcanizing methods depend on sulfur.

Which of the following is used in making smoke bombs? (1) Sulphur (2) Phosphorus (3) Hydrogen (4) Carbon

Description : Which of the following is used in making smoke bombs? (1) Sulphur (2) Phosphorus (3) Hydrogen (4) Carbon

Last Answer : (4) Carbon Explanation: A smoke bomb is a firework designed to produce smoke upon ignition. Smoke bombs are useful to military units, airsoft games, paintball games, self-defense and pranks. The ... -style fireworks and later modified the formula to produce more smoke for a longer period of time.

Which one of the following non-metals is not a poor conductor of electricity? (1) Sulphur (2) Selenium (3) Bromine (4) Phosphorus

Description : Which one of the following non-metals is not a poor conductor of electricity? (1) Sulphur (2) Selenium (3) Bromine (4) Phosphorus

Last Answer : (2) Selenium Explanation: Selenium is a non-metallic element; it is not a very good conductor of heat and electricity.

Which of the following constituents of cast iron is mainly responsible for imparting it an anti-corrosive property? (A) Silicon (B) Phosphorus (C) Sulphur (D) None of these

Description : Which of the following constituents of cast iron is mainly responsible for imparting it an anti-corrosive property? (A) Silicon (B) Phosphorus (C) Sulphur (D) None of these

Last Answer : (A) Silicon

Addition of lead, sulphur and phosphorus to low carbon steel helps in improving its (A) Corrosion resistance (B) Tensile strength (C) Machinability (D) Compressive strength

Description : Addition of lead, sulphur and phosphorus to low carbon steel helps in improving its (A) Corrosion resistance (B) Tensile strength (C) Machinability (D) Compressive strength

Last Answer : (C) Machinability

It is a secondary plant nutrient? A. Nitrogen B. Phosphorus C. Sulphur (Answer) D. none

Description : It is a secondary plant nutrient? A. Nitrogen B. Phosphorus C. Sulphur (Answer) D. none

Last Answer : C. Sulphur (Answer)

Which of the following pairs is a sedimentary type of biogeochemical cycle? (a) Phosphorus and nitrogen (b) Phosphorus and sulphur (c) Oxygen and nitrogen (d) Phosphorus and carbon dioxide

Description : Which of the following pairs is a sedimentary type of biogeochemical cycle? (a) Phosphorus and nitrogen (b) Phosphorus and sulphur (c) Oxygen and nitrogen (d) Phosphorus and carbon dioxide

Last Answer : (b) Phosphorus and sulphur

Which one of the following is not a gaseous biogeochemical cycle in ecosystem? (a) Sulphur cycle (b) Phosphorus cycle (c) Nitrogen cycle (d) Carbon cycle

Description : Which one of the following is not a gaseous biogeochemical cycle in ecosystem? (a) Sulphur cycle (b) Phosphorus cycle (c) Nitrogen cycle (d) Carbon cycle

Last Answer : b) Phosphorus cycle

In which of the following both pairs have correct combination? (a) Gaseous nutrient cycle, Sedimentary nutrient cycle Nitrogen and Sulphur, Carbon and Phosphorus (b) Gaseous nutrient cycle, Sedimentary nutrient cycle Sulphur and Phosphorus, Carbon and Nitrogen (c) Gaseous nutrient cycle, Sedimentary nutrient cycle Carbon and Nitrogen, Sulphur and Phosphorus (d) Gaseous nutrient cycle, Sedimentary nutrient cycle Carbon and Sulphur, Nitrogen and Phosphorus

Description : In which of the following both pairs have correct combination? (a) Gaseous nutrient cycle, Sedimentary nutrient cycle Nitrogen and Sulphur, Carbon and Phosphorus (b) Gaseous nutrient cycle ... (d) Gaseous nutrient cycle, Sedimentary nutrient cycle Carbon and Sulphur, Nitrogen and Phosphorus

Last Answer : (c) Gaseous nutrient cycle, Sedimentary nutrient cycle Carbon and Nitrogen, Sulphur and Phosphorus

Application of Phosphorus and Sulphur increase a Better nodulation b Better growth c Better yield d All

Description : Application of Phosphorus and Sulphur increase a Better nodulation b Better growth c Better yield d All

Last Answer : d All

Macromolecule chitin is (a) sulphur containing polysaccharide (b) simple polysaccharide (c) nitrogen containing polysaccharide (d) phosphorus containing polysaccharide.

Description : Macromolecule chitin is (a) sulphur containing polysaccharide (b) simple polysaccharide (c) nitrogen containing polysaccharide (d) phosphorus containing polysaccharide.

Last Answer : (c) nitrogen containing polysaccharide

A good coking coal should have high __________ content. (A) Ash (B) Sulphur & phosphorus (C) Moisture (D) None of these

Description : A good coking coal should have high __________ content. (A) Ash (B) Sulphur & phosphorus (C) Moisture (D) None of these

Last Answer : (D) None of these

Brittleness of cold is due to an excess of (A) Sulphur (B) Carbon (C) Phosphorus (D) Silicon

Description : Brittleness of cold is due to an excess of (A) Sulphur (B) Carbon (C) Phosphorus (D) Silicon

Last Answer : Answer: Option C

Pick up the correct statement from the following: (A) Steel produced by open hearth process is milder than that obtained by the Bessemer process (B) Engineers prefer open hearth steel for structural purpose as it is more homogenous (C) Basic Bessemer process is suitable for converting poor ore containing a large proportion of sulphur and phosphorus into steel

Description : Pick up the correct statement from the following: (A) Steel produced by open hearth process is milder than that obtained by the Bessemer process (B) Engineers prefer open hearth steel ... is suitable for converting poor ore containing a large proportion of sulphur and phosphorus into steel

Last Answer : Answer: Option D

Red short iron cracks when bent due to the presence of (A) Sulphur (B) Carbon (C) Phosphorus (D) Silicon

Description : Red short iron cracks when bent due to the presence of (A) Sulphur (B) Carbon (C) Phosphorus (D) Silicon

Last Answer : Answer: Option A