Description : The fluid generally used for grouting is (A) Cement and water mix (B) Clay suspension (C) Sodium silicate (D) All the above
Last Answer : (D) All the above
Description : The fire clay contains pure (A) Lime (B) Oxide of iron (C) Hydrated aluminium silicate (D) Magnesium
Last Answer : Answer: Option C
Description : This group of alumino-silicate minerals is widely used in making electrical insulators (1) Bauxite (2) Chrornite (3) Manganese (4) Mica
Last Answer : (4) Mica Explanation: Sheet mica is used principally in the electronic and electrical industries. Its usefulness in these applications is derived from its unique electrical and thermal insulating properties and ... it is a good electrical insulator at the same time as being a good thermal conductor.
Description : Which of the following silicate minerals are formed by parallel sheets of silicate tetrahedra with Si2O5 or a 2:5 ratio? [a] Ortho silicate [b] Neo Silicate [c] Phyllosilicate [d] Sheet silicate [e] Both 3 & 4
Last Answer : [e] Both 3 & 4
Description : Which of the following is not considered a physical property of minerals? A) silicate structure B) streak C) hardness D) luster
Last Answer : silicate structure
Description : Which of the following minerals is NOT a silicate? w) orthoclase x) muscovite y) augite (pron: aw-jIt) z) magnetite
Last Answer : ANSWER: Z -- MAGNETITE
Description : This group of alumino-silicate minerals is widely used in making electrical insulators (1) Bauxite (2) Chromite (3) Manganese (4) Mica
Last Answer : Mica
Description : Black soil contains the clay mineral
Last Answer : Ans. Montmorillonite clay (2:1)
Description : The particle size of clay
Last Answer : Ans. < 0.002
Description : The relative proportion of sand, silt and clay is termed as
Last Answer : Ans. Soil texture
Description : The loss of water (contains salts and minerals) through hydathodes in liquid form during night and regulated by root pressure
Last Answer : Ans. Guttation
Description : Minerals are translocated in plants as
Last Answer : Ans. Both organic and inorganic compounds
Description : Which of the following minerals is found in warcha, Bahadar Kail, Khark, Mirpur and Lasbela? A. Rock Salt B. Chromite C. Luni Stone D. China Clay
Last Answer : ANSWER: A
Description : Minerals Hyderabad has deposits of _____. A. Chromite B. Gypsum C. Fire Clay D. Lime-stone
Last Answer : ANSWER: D
Description : (1) Calcium silicate and calcium alurninate Explanation: Portland cement is the most common type of cement in general use around the world because it is a basic ingredient of concrete, mortar, stucco ... limited amount of calcium sulfate (which controls the set time) and up to 5% minor constituents.
Last Answer : Milk is a colloidal system in which: (1) Water is dispersed in fat (2) Fat is dispersed in water (3) Fat and water are dispersed in each other (4) Fat is dissolved
Description : Most common example of taungya system
Last Answer : Ans. Planting of Teak in Myanmar
Description : Income Tax is an example of
Last Answer : Ans. Direct tax
Description : Food grain markets, vegetable markets, wool market are the example of
Last Answer : Ans. Special market
Description : Example of growth inhibitors
Last Answer : Ans. Abscisic acid and Ethylene
Description : The example of CAM plants are
Last Answer : Ans. Pineapple and Opuntia
Description : What is the sign of calcium silicate ?
Last Answer : : The signal of calcium silicate is CaSiO3
Description : What is the signal of ferrous silicate ?
Last Answer : FerasiO3 signal of ferrous silicate
Description : Softening of hard water is done using sodium aluminium silicate (zeolite) . This causes
Last Answer : Softening of hard water is done using sodium aluminium silicate (zeolite) . This causes A. adsorption of `Ca^(2 ... both (A) and (B) D. none of these
Description : When the ore haematite is burnt in air with coke around `2000 K` along with lime, the process not only produces steel but also produces a silicate sla
Last Answer : When the ore haematite is burnt in air with coke around `2000 K` along with lime, the process not only produces ... 3)` C. `SiO_(2)` D. `CaCO_(3)`
Description : Is magnetite a silicate or nonsilicate?
Last Answer : Need answer
Description : In milk chilling plant, the usual secondary refrigerant is (a)ammonia (b)sodium silicate (c) glycol (d) brine
Last Answer : Ans: d
Description : The chemical name of quartz is (a) Calcium oxide (b) Calcium phosphate (c) Sodium phosphate (d) Sodium silicate
Last Answer : Ans:(d)
Description : Kelp is - (1) Sulphide mineral of iron (2) Partially decomposed vegetalion (3) Sea weed rich in iodine content (4) An aluminium silicate mineral
Last Answer : (3) Sea weed rich in iodine content Explanation: Kelps are large seaweeds (algae) belonging to the brown algae in the order Laminariales. Because of its high concentration of iodine, kelp has been used to treat goiter, an enlargement of the thyroid gland caused by a lack of iodine.
Description : Quartz is made of – (1) Calcium Sulphate (2) Calcium Silicate (3) Sodium Sulphate (4) Sodium Silicate
Last Answer : (4) Sodium Silicate Explanation: Quartz is an abundant mineral in the Earth's continental crust. It is made tip of a continuous framework of SiO4 silicon-oxygen tetrahedra, wit Ii each oxygen being shared between two tetrahedra, giving an overall formula SiO2.
Description : The chemical name or Quartz is – (1) Calcium oxide (2) Calcium phosphate (3) Sodium phosphate (4) Sodium silicate
Last Answer : (4) Sodium silicate Explanation: Quartz is a compound of one part silicon and two parts of oxygen, silicon dioxide, SiO2. Quartz is the most abundant silica mineral. It is used in a ... silicon alloys, etc. The various grades of sodium silicate are characterized by their SiO2:Na2O weight ratio.
Description : Glass is mainly composed of - (1) Sodium silicate (2) Calcium carbonate (3) Calcium hydroxide (4) Sodium bicarbonate
Last Answer : (1) Sodium silicate Explanation: Glass is made from silica (SiO₂) and soda lime, which react to form sodium silicate.
Description : Sodium calcium silicate is called _______. (1) Hard glass (2) Borosilicate glass (3) Soft glass (4) Jena glass
Last Answer : (3) Soft glass Explanation: Ordinary glass which is also known as soda glass or soft glass is a mixture of sodium silicate, Calcium silicate, and Silica.
Description : Slag is a name given for - (1) molten iron (2) molten sand (3) molten alumina (4) molten calcium silicate
Last Answer : (3) molten alumina Explanation: Slag is a partially vitreous byproduct of the process of smelting ore, which separates the desired metal fraction from the unwanted fraction. A good example is steelmaking ... separated from the metal, and assist in the removal of sulfur and phosphorus from the steel.
Description : Naturally occurring aluminium silicate is?
Description : The most common filter aid is (A) Diatomaceous earth (B) Calcium silicate (C) Sodium carbonate (D) Silica gel
Last Answer : (A) Diatomaceous earth
Description : Which of the following is not used as a surface active agent in a flocculation operation? (A) Sodium silicate (B) Quartz (C) Lime (D) Alumina
Last Answer : (B) Quartz
Description : Photographic plates are coated with (A) Silver nitrate (B) Silver halide (C) Calcium silicate (D) Metallic silver
Last Answer : (B) Silver halide
Description : Name One natural Silicate?
Last Answer : Ans. Quartz
Description : Mixture of sodium silicate and calcium silicate is called
Last Answer : glass.
Description : Fusion point of coal ash increases with increase in its __________ content. (A) Iron sulphate (B) Iron silicate (C) Lime and magnesia (D) All (A), (B) and (C)
Last Answer : (D) All (A), (B) and (C)
Description : Sodium tri poly phosphate (STPP) is manufactured by reaction of phosphoric acid with sodium (A) Carbonate (B) Phosphate (C) Bicarbonate (D) Silicate
Last Answer : (A) Carbonat
Description : Pick out the wrong statement. (A) High early strength cement are made from materials having high silica to lime ratio (B) The function of gypsum in cement is to enhance its initial ... cements are known as silicate cement (D) Major component of greyish Portland cement is tricalcium silicate
Last Answer : (A) High early strength cement are made from materials having high silica to lime ratio
Description : Heating of __________ to 120°C, produces plaster of paris. (A) Blue vitriol (B) Gypsum (C) Calcium silicate (D) Calcium sulphate
Last Answer : (B) Gypsum
Description : Main constituents of Portland cement are calcium aluminate and (A) Gypsum (B) Silicates (C) Sodium silicate (D) Carbonates
Last Answer : (B) Silicates
Description : __________ is the major constituent of the Portland cement. (A) Calcium carbonate (B) Calcium oxide (C) Tricalcium silicate (D) Calcium sulphate
Last Answer : (C) Tricalcium silicate
Description : Which of the following is a bleaching agent added in the detergents to facilitate removal of stains caused due to blood, tea etc? (A) Sodium silicate (B) Sodium borate (C) Sodium tripolyphosphate (STPP) (D) Caustic soda
Last Answer : (B) Sodium borate
Description : Finely ground calcium aluminate & silicate is a/an (A) Cermet (B) Cement (C) Abrasive (D) Explosive
Last Answer : (B) Cement
Description : Laboratory glass wares which reacts with hydrofluoric acid, are made of the __________ glass. (A) Lead (B) Borosilicate (C) Soda lime (D) Alkali silicate
Last Answer : (B) Borosilicate
Description : Sand and __________ is fused at 1300°C, to produce sodium silicate. (A) Limestone (B) Soda ash (C) Coke (D) Sodium sulphate
Last Answer : (B) Soda ash