Description : Soils of Western Rajasthan have a high content of a) Aluminium b) Calcium c) Nitrogen d) Phosphorus
Last Answer : b) Calcium
Description : Of the following statements about the major soil types, the incorrect one is : (a) alluvial soils are easy to plough (b) red soils are rich in phosphorus, nitrogen and lime content ( ... regions which receive heavy seasonal rainfall (d) black soil is highly retentive of moisture and very productive
Last Answer : Ans: (b)
Description : The color of Red soil is red due to the presence of the which of the following oxides? a. Ferric b. Aluminium c. Phosphorus d. Calcium
Last Answer : a. Ferric
Description : Which one of the following is a micro nutrient in the soil? A. Nitrogen B. Iron C. Phosphorus D. Calcium
Last Answer : B. Iron
Description : Match the following : A. Chernozems 1. Rich in calcium carbonate B. Black soil 2. Contains aluminium compound C. Laterite 3. Richest soils in the world D. Terra Rosa 4. Formed in limestone E. Alluvial soil 5. It is a mixture of clay, sand and ... 1 2 3 4 5 (b) 3 1 2 4 5 (c) 4 5 3 1 2 (d) 3 4 5 2 1
Description : The driest part of India is (a) Rann of Kutch (b) Rajasthan (c) Leh (d) Hinterland of Western Ghats
Last Answer : Ans: (c)
Description : The driest part in India is in (a) Jaisalmer (Western Rajasthan) (b) Bhatinda (Punjab) (c) Darbhanga (Bihar) (d) Gandhinagar (Gujarat)
Last Answer : Ans: (a)
Description : Which of the following processes is responsible for producing the sand dunes in western Rajasthan? (1) Wind erosion (2) Erosion by water (3) Wind deposition (4) Mechanical weathering
Last Answer : (3) Wind deposition Explanation: In physical geography, a dune is a hill of sand built either by wind or water flow. Dunes occur in different forms and sizes, formed by interaction with the flow ... the sand grains: and (3) a topography whereby the sand particles lose their momentum and settle out.
Description : The driest part of India is – (1) Western Rajasthan (2) Jammu and Kashmir (3) Gujarat (4) Madhya Pradesh
Last Answer : (1) Western Rajasthan
Description : Phosphorus is generally fixed in acid soils in the form of— (A) Calcium Phosphate (B) Zn Phosphate (C) Aluminium Phosphate (D) None of these
Last Answer : (C) Aluminium Phosphate
Description : Which of the following is incorrect? (a) Red soils are rich in iron (b) Black soils are rich in phosphorus nitrogen and organic matter (c) Alluvial soils are rich in potash but poor in phosphorus (d) Red soils are suitable for cultivation of pulses and coarse grains
Description : For the cultivation of Tobacco the soil should be rich in – (1) calcareous matter (2) nitrogen (3) organic content (4) potash
Last Answer : (4) potash Explanation: Tobacco is a crop that needs significant amounts of potassium. It is a fast growing plant between 80 and 150 days, with a high daily potassium requirement. Potash is the ... such as plant remains, and this was the major historical source for it before the industrial era.
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.
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.
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.
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
Description : The element which is required by the plant in large quantity : (1) Calcium (2) Nitrogen (3) Phosphorus(4) Sulphur
Last Answer : Nitrogen
Description : Bone is used as a fertiliser because it contains the plant nutrient (1) Nitrogen (2) Phosphorus (3) Sodium (4) Calcium
Last Answer : Phosphorus
Description : The element absorbed both in cation and anion form is (1) Sulphur (2) Nitrogen (3) Calcium (4) Phosphorus
Description : Laterite soil is found in which of the following States? (1) Haryana and Punjab (2) Gujarat and Rajasthan (3) Jammu & Kashmir and Himachal Pradesh (4) Karnataka and Tamil Nadu
Last Answer : (4) Karnataka and Tamil Nadu Explanation: Laterite soils are found on the highland areas of plateau Karnataka. Kerala, Tamil Nadu and hilly regions of Assam. Rajmahal hills and Chhotanagpur plateau. These ... rich in iron. So these are suitable for plantation of crops like tea, rubber, coffee etc.
Description : In which one of the following States is laterite soil found? (1) Kerala (2) Uttar Pradesh (3) Rajasthan (4) Maharashtra
Last Answer : (4) Maharashtra Explanation: Laterite soils in India are found in the Eastern Ghat of Orissa, the Southern parts of Western Ghat, Malabar Coastal plains and Ratnagiri of Maharashtra and some part of Andhra ... . it is rich in aluminium and iron and looks red due to the presence of iron oxides.
Description : Which of the following are true in respect of alluvial soil ? 1. Generally confined to river basins 2. It has been deposited by rivers 3. It is rich in phosphorus and poor in potash 4. It is the most fertile soil (a) I and II (b) III and IV (c) I, II and IV (d) I, II and III
Description : Which is the second most abundant element of the earth crust? a Oxygen b Nitrogen c Aluminium d Silicon e Calcium
Last Answer : c Aluminium
Description : My soil is poor, very low in Nitrogen, phosphorus and potash. How do I correct it?
Last Answer : Need Answer
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
Description : Phosphorus and nitrogen ions generally get depleted in soil because they usually occur as (a) neutral ions (b) negatively charged ions (c) positively charged ions (d) both positively and negatively charged but disproportionate mixture.
Last Answer : (b) negatively charged ions
Description : (3) preventing rapid setting of cement Explanation: Portland cement clinker is a hydraulic material which shall consist of at least two-thirds by mass of calcium silicates, the remainder consisting of ... mixed with water by way of a complex series of chemical reactions still only partly understood.
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 : Which of the following is/are not the characteristics of red soils? 1. They are derived from weathering of old crystalline and metamorphic rocks 2. They contain iron oxides 3. They have high water retention capacity 4. They ... nitrogen content (a) II and III (b) Only III (c) Only IV (d) III and IV
Last Answer : Ans: (d)
Description : Fertiliser having high nitrogen content is – (1) Urea (2) Ammonium sulphate (3) Ammonium nitrate (4) Calcium citrate
Last Answer : (3) Ammonium nitrate Explanation: A growth fertilizer will have a high N content and relatively low P and K content. Ammonium nitrate is the highest Nitrogen fertilizer you can buy, and it is ... formulations of growth fertilizers will contain 5, 6 or even 7 times more Nitrogen than anything else.
Description : Fertiliser having high nitrogen content is : (1) Urea (2) Ammonium sulphate (3) Ammonium nitrate (4) Calcium citrate
Last Answer : Ammonium nitrate
Description : Select the correct statement about biodiversity. (a) The desert areas of Rajasthan and Gujarat have a very high level of desert animal species as well as numerous rare animals. (b) Large scale ... and endemism. (d) Conservation of biodiversity is just a fad pursued by the developed countries.
Last Answer : (c) Western ghats have a very high degree of species richness and endemism.
Description : Which of the following fertilisers provides maximum amount of nitrogen? (a) Calcium Nitrate (b) Urea (c) Ammonium Sulphate (d) Nitrolium
Description : Mountain soil contains a lot of— (1) humus (2) clay (3) coase material (4) iron and aluminium salt
Last Answer : (1) humus Explanation: The distribution of mountain soils is subject mainly to a vertical (elevation) zonation; the soils change with ascent into the mountains depending on changes in climatic conditions. ... content and is thus, very fertile. It is found in Himalayan regions and north-east India.
Description : Match the following: Regions Soil Types A. Malwa Plateau 1. Alluvial B. Dharwar Plateau 2. Lateritic C. Punjab Plains 3. Red D. Western Ghats 4. Regur A B C D (a) 4 3 1 2 (b) 4 2 1 3 (c) 3 1 4 2 (d) 2 3 4 1
Description : In which one of the following pairs is the specific characteristic of a soil not correctly matched? (a) Laterite – Contains aluminium compound (b) Terra rosa – Most suitable for roses (c) Chernozems – Richest soil in the world (d) Black soil – Rich in calcium carbonate
Last Answer : (d) Black soil – Rich in calcium carbonate
Description : Plants grown in acidic soil are deficient in_____ a. Calcium and Manganese b. Magnesium and Calcium c. Iron and Manganese d. Aluminium and Iron
Last Answer : b. Magnesium and Calcium
Description : The ______ Lake of India has very high salinity. (a) Sambhar (Rajasthan) (b) Wular (Jammu & Kashmir) (c) Chilka (Odisha) (d) Pulicut (Tamil Nadu)
Description : Nitrogen content of calcium ammonium nitrate (CAN) is __________ percent. (A) 10 (B) 25 (C) 50 (D) 80
Last Answer : (B) 25
Description : Nitrogen content of a nitrogenous fertiliser is 35%. It could be (A) Urea (B) Ammonium nitrate (C) Calcium ammonium nitrate (CAN) (D) Ammonium sulphate
Last Answer : (B) Ammonium nitrate
Description : Explain why : (i) Large area of Western Rajasthan lacks rail transport. (ii) Northern P -Geography
Last Answer : (i) Economically backward areas like Western Rajasthan lacks railways transport due to sandy tracks where construction is difficult and expensive. (ii) Northern plains have dense network of roads ... difficult terrains as well as underwater. It involves low energy consumption and is eco-friendly.
Description : (i) Give two reasons as to why Western Rajasthan is a desert. (ii) Name any two Himalayan drainage systems of India. -Geography
Last Answer : (i) Western Rajasthan is a desert because it lies in the rain shadow area of the Aravalli Hills in the Bay of Bengal branch of the southwest monsoons coming from the east. These winds when ... Himalayan drainage systems of India are: 1. The Indus drainage system. 2. The Ganga drainage system.
Description : What role do “Guls” or “Kuls” of the Western Himalayas and “Khadin” and “Johads” in parts of Rajasthan play ? Describe. -SST 10th
Last Answer : (i) In Western Himalayas people build diversion channels like guls' or kuls'. (ii) In arid and semi-arid regions, agricultural fields were converted into rain-fed storage structures. (iii) These ... and moisten the soil like the Khadins' in Jaisalmer and Johads' in other parts of Rajasthan.
Description : Wind energy received in abundance in Western Rajasthan and Gujarat has not been so far utilized and developed to the maximum. -SST 10th
Last Answer : Wind energy received in Western Rajasthan and Gujarat falls under the category of potential resources.
Description : Why is solar energy more developed in western Rajasthan? -SST 10th
Last Answer : (i) Western Rajasthan is blessed with an abundance of sunlight. (ii) It has less tree cover. (iii) It has very less rainfall as it is located on the leeward side of the western ghats.
Description : Western Rajasthan receives no rain from the Arabian Sea branch of the South West Monsoon winds. -SST 10th
Last Answer : The Arabian sea branch of South-West Monsoon strikes the Saurashtra peninsula and passes over the western Rajasthan, parallel to the Aravalli range. It hardly causes any min in Western Rajasthan because it undergoes ... As the area lies on the lee ward side of the Aravalli range, no rain is caused.
Description : Give reasons as to why parts of Rajasthan, Gujarat and the lee ward side of western ghats are drought prone. -Geography 9th
Last Answer : Parts of Rajasthan, Gujarat and the leeward side of the Western Ghats are drought-prone because of the scanty rainfall received by these regions during the monsoon rains. The progressive decrease in the ... Arabian Sea branch. It is the windward side of the Ghats that receives the maximum rain.
Description : Parts of Rajasthan, Gujarat and the leeward side of the Western Ghats are droughtprone.
Last Answer : Ans: The parts fall in the rain shadow area of the A r a v a l l i. H e n c e , t h e y a r e d r o u g h t p r o n e a n d d o n't r e c e i v e m u c h o f r a i n fa l l.
Description : Which of the following processes is responsible for producing the sand dunes in western Rajasthan ? (1) Wind erosion (2) Erosion by water (3) Wind deposition (4) Mechanical weathering
Last Answer : Wind deposition