Orthoclase, Feldspar are important source of — in soil
a. N
b. P
c. K
d. S

1 Answer

Answer :

c. K

Related questions

Description : Apatite is rich source of — a. N b. P c. K d. B

Last Answer : b. P

Description : Lime and dolomite are common source of — in soil. a. N b. Ca c. Zn d. K

Last Answer : b. Ca

Description : Which is the most abundant mineral on earth’s crust? a. A Amphibole b. B Limestone c. C Feldspar d. D Quartz

Last Answer : c. C Feldspar

Description : Which is the most abundant mineral on earth’s crust? a. A Amphibole b. B Limestone c. C Feldspar d. D Quartz

Last Answer : c. C Feldspar

Description : How do you account for the abundant of quartz and shortage of feldspar in most soil?

Last Answer : Need answer

Description : Which one of the following statements is NOT correct? [IAS 2003] (a) Black cotton soil of north-west India was formed by the weathering of basaltic lava rocks (b) Sedimentary rocks are distinguished ... feldspar and mica in it (d) A metamorphic rock is softer and less compact than its original type

Last Answer : Ans: (d)

Description : Organic carbon is a measure of? A. Available N in soil B. Available P in soil C. Available K in soil D. Available Mg in soil

Last Answer : A. Available N in soil

Description : The principal mineral in most sand beaches is w) quartz x) orthoclase y) magnetite z) muscovite

Last Answer : ANSWER: W -- QUARTZ

Description : Orthoclase is what number on Moh's hardness scale? w) 4 x) 5 y) 6 z) 7

Last Answer : ANSWER: Y -- 6

Description : Which of the following pairs of minerals are difficult to tell apart because both are always dark in color and almost equally hard? w) muscovite and orthoclase x) muscovite and quartz y) hornblende and talc z) hornblende and augite

Last Answer : ANSWER: Z -- HORNBLENDE AND AUGITE 

Description : The hydrolysis of orthoclase results in the formation of: w) shale x) kaolin y) lime z) hydrochloric acid

Last Answer : ANSWER: X -- KAOLIN

Description : Which of these pairs of minerals are always found in granites? w) muscovite and calcite x) quartz and orthoclase y) hornblende and talc z) augite and magnetite

Last Answer : ANSWER: X -- QUARTZ AND ORTHOCLASE

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 : Fine parallel lines, or striations, are most likel to be seen on a cleavage surface of which of the following minerals? w) quartz x) orthoclase y) hornblende z) plagioclase (pron: play-gee-o-klase)

Last Answer : ANSWER: Z -- PLAGIOCLASE

Description : Which one of the following minerals does NOT contain silica tetrahedrons? w) quartz x) muscovite y) halite z) orthoclase

Last Answer : ANSWER: Y -- HALITE

Description : In geological studies, arkose contains which of th following minerals which gives it a reddish color? w) orthoclase x) calcite y) aragonite (pron: a-rag-o-nite) z) quartz

Last Answer : ANSWER: W -- ORTHOCLASE

Description : The term Evergreen revolution has been given by a. Dr. M S Swaminathan b. Dr V L Chopra c. Dr B P Pal d. Dr M N Shinde

Last Answer : a. Dr. M S Swaminathan

Description : N, P, K, Ca, Mg and S are

Last Answer : Ans. Macro nutrients

Description : Of the following, who held the offices of Judge of the Supreme Court and the Speaker of the Lok Sabha – (1) M. Hidayatullah (2) K.S. Hegde (3) Subba Rao (4) P.N Bhagwati

Last Answer : (2) K.S. Hegde Explanation: K. S. Hegde served as a member of the Rajya Sabha from 1952 to 1957, holding office as its vice chairman between 1952 and 1953. He sewed as Judge of the ... the only Supreme Court judges to have sewed in the Parliament of India prior to their appointment to the judiciary.

Description : Who was the first Chairman of the Uttarakhand Public Service Commission? (1) N. P. Navani (2) S. K. Das (3) Lt. Gen. G.S. Negi (4) Lt. Gen. M. C. BhandarI

Last Answer : (1) N. P. Navani Explanation: N.P. Navani was the first chairman of the Uttarakhand Public Service Commission.

Description : First successful heart, transplantation was done by - (1) D.S. Paintal (2) C.N. Barnard (3) D. Shetty (4) P. K. Sen

Last Answer : (2) C.N. Barnard Explanation: Christiaan Neethlirig Barnard was a South African cardiac surgeon who performed the world's first successful human-to-human heart transplant. He performed the world's ... , Louis Washkansky, was a 54-year-old grocer, suffering from diabetes and incurable heart disease.

Description : General crushing equation is given by d(P/m) = -K (dD̅S /D̅ n S ). Bond's crushing law is obtained by solving this equation for n = __________ and feed of infinite size. (A) 1 (B) 1.5 (C) 2 (D) 2.5

Last Answer : (B) 1.5

Description : The major macro- elements are C; H; O; N;  S; P; K; Ca; Mg and Fe ganic food. Such plants  are called?

Last Answer : Heterotrophic plants

Description : First successful heart transplantation was done by (1) D.S. Paintal (2) C.N. Barnard (3) D. Shetty (4) P. K. Sen

Last Answer : C.N. Barnard

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

Description : what feldspar luster is?

Last Answer : dooky

Description : what is hardness of feldspar?

Last Answer : Feldspars generally have a hardness of 6 on Mohs' hardnessscale.

Description : Match the following `{:("List I","ListII"),("(A) Feldspar",(I) [Ag_(3)SbS_(3)]),("(B) Asbestors",(II) Al_(2)O_(3)H_(2)O),("(C) Pyrargyrite",(III) MgSO

Last Answer : Match the following `{:("List I","ListII"),("(A) Feldspar",(I) [Ag_(3)SbS_(3)]),("(B) Asbestors",(II) Al_(2)O_( ... (,(A),(B),(C),(D)),(,II,V,IV,I):}`

Description : What igneous rock contains mostly plagioclase feldspar and about 30 percent dark silicates?

Last Answer : A Diorite.

Description : What would happen if you rubbed a piece of fluorite a piece of feldspar?

Last Answer : What is the answer ?

Description : Feldspar, Quartz and Mica are

Last Answer : Ans. Primary minerals

Description : Which of the following is a metallic ore? (1) Mica (2) Quartz (3) Feldspar (4) Galena

Last Answer : (4) Galena Explanation: Galena is the most abundant lead mineral. It is a metallic, lead-gray mineral with cubic cleavage and a distinctly high density. It belongs to the octahedral sulfide group of minerals with metal ions in octahedral positions.

Description : Which of the following is the softest material? (A) Talc (B) Feldspar (C) Corundum (D) Calcite

Last Answer : (A) Talc

Description : The softest material just next to talc in the Mhos scale is (A) Quartz (B) Gypsum (C) Feldspar (D) Fluorite

Last Answer : (B) Gypsum

Description : The softest material just next to talc in the Mho's scale is (A) Quartz (B) Gypsum (C) Feldspar (D) Fluorite

Last Answer : (C) Feldspar

Description : What is the role of feldspar in the manufacture of glass?

Last Answer : When feldspar is added, glass will have a smoother glossy finish. It also adds strength to the ceramic articles.

Description : Alum is commercially produced from (A) Gypsum (B) Feldspar (C) Galena (D) Bauxite

Last Answer : (D) Bauxite

Description : Granite mainly composed of quartz and feldspar particles, is obtained from (A) Sedimentary rocks (B) Metamorphic rocks (C) Igneous rocks (D) All the above

Last Answer : Answer: Option C

Description : Which one of the following is used for preparing porcelain? (A) Clay (B) Feldspar (C) Quartz (D) All of these

Last Answer : Answer: Option D

Description : Which one of the following is an example of chemical weathering? w) the splitting of a boulder x) the grinding of pebbles into sand y) the cleavage of a feldspar crystal z) the rusting of hornblende

Last Answer : ANSWER: Z -- THE RUSTING OF HORNBLENDE

Description : Carbonic acid is extremely active in the chemical weathering of: w) feldspar x) quartz y) carbon z) quartzite

Last Answer : ANSWER: W -- FELDSPAR

Description : The most common mineral found in igneous rock is: w) feldspar x) olivine y) muscovite z) fluorite

Last Answer : ANSWER: W -- FELDSPAR

Description : An agate is a form of what mineral? w) magnetite x) feldspar y) quartz z) copper

Last Answer : ANSWER: Y -- QUARTZ

Description : What is the name of the white clay which has been used for thousands of years in the fabrication of ceramic bodies? Is it: w) Talc x) Kaolin y) Feldspar z) Quartz

Last Answer : ANSWER: X -- KAOLIN

Description : Name the clay mineral produced by the alteration of potash feldspar which is also used in ceramics.

Last Answer : ANSWER: KAOLINITE 

Description : Of the following types of material, which is the one that is heterogeneous? Is it: w) quartz x) feldspar y) granite z) mica

Last Answer : ANSWER: Y -- GRANITE

Description : Which of the following is a metallic ore ? (1) Mica (2) Quartz (3) Feldspar (4) Galena

Last Answer : Galena

Description : Under drought condition — nutrient deficiency is observed in Cotton. a. N b. Mg c. B d. P

Last Answer : b. Mg

Description : Which type of N-fertilizer is suitable for water-logged soil? a) Zinc Phosphet b) Ammonium Sulphate c) Calcium d) Potassium Nitrate

Last Answer : b) Ammonium Sulphate