Class 9th Science Chapter – 12 Improvement in Food Resources
Textbook | NCERT |
Class | 9th |
Subject | Science |
Chapter | 12th |
Chapter Name | Improvement In Food Resources |
Category | Class 9th Science |
Medium | English |
Source | Last Doubt |
Class 9th Science Chapter – 12 Improvement In Food Resources MCQ with answer What is the improvement in food resources What was the improvement in food resources all revolution? What is improvement in food production? What are the objectives of improvement in food resources? How can we improve food security in India What are the food resources in short notes? What are the food resources in India What led us to improve food grain production ? What is the conclusion of improvement in food resources? How do we improve food quality? Why do we need improvement? How many revolutions are there in improvement in food resources? What are the four objectives of crop variety improvement? |
Class 9th Science Chapter – 12 Improvement In Food Resources
Chapter – 12
Improvement In Food Resources
MCQ
(1) Newspapers made from………………? A. Proteins B. Cellulose C. Carbohydrates D. Vitamins Answer – (B) Cellulose |
(2) White revolution is deals with………….? A. Agriculture B. Milk production C. Indigo production D. Rice production Answer – (B) Milk production |
(3) Green revolution happened on………….? A. Agricultural production B. Milk production C. Indigo production D. Rice production Answer – (A) Agricultural production |
(4) Rice, maize, sorghum, provides us ………………… for energy requirement? A. Proteiens B. Crabohydrates C. Vitamins D. Amino acids Answer – (B) Carbohydrates |
(5) Vegetables, fruits, spices provides us ………………………? A. Crabohydrates B. Vitamins C. Amino acids D. Proteiens Answer – (B) Vitamins |
(6) To grow different- different crops they requires some specific conditions like………….? A. Climatic conditions, temperature B. Photoperiods C. A and b D. Manure Answer – (C) A and b |
(7) Plants manufacture there food with the help of………..? A. Oxygen, sunlight, water B. CO2, Oxygen, sunlight C. Water, sunlight, CO2 D. Oxygen, sunlight Answer – (C) Water, sunlight, CO2 |
(8) There are some crops which are grown in rainy season called………………? A. Kharif season B. Rabi season C. a and b D. None of the above Answer – (A) Kharif season |
(9) Some of the are grown in the winter season called……………….? A. Kharif season B. Rabi season C. a and b D. None of the above Answer – (B) Rabi season |
(10) It is not way to improve crop? A. By incorporation of gene B. Inter varietal C. Inter specific D. Inter changeable fertilizers Answer – (D) inter changeable fertilizers |
(11) Factor which does not increase productivity of crop? A. Improved quality B. Biotic resistance C. Change in fertilizers D. Change in maturity duration Answer – (C) change in fertilizers |
(12) Plants needs ……………… for grow themselves? A. Proteins B. Vitamins C. Serials D. Nutrients Answer – (D) Nutrients |
(13) Soil supplies ………………. Nutrients to plants? A. 11 B. 12 C. 13 D. 14 Answer – (D) 14 |
(14) Macronutrients found in soil? A. N, C, Ca, Hg, Pb B. N, P, K, Mg, S C. N, C, Ga D. K, Mg, S, C, Ga Answer – (B) N, P, K, Mg, S |
(15) It is not micronutrient present in soil? A. Iron B. Manganese C. Chlorine D. Nitrogen Answer – (D) Nitrogen |
(16) Manure contains large amount of ……………….? A. Inorganic matter B. Organic matter C. Humas D. Black soil Answer – (B) Organic matter |
(17) Manure is rich in ………………… and………….. hence it improves fertility of soil? A. Nutrients, vitamins B. Nutrients, inorganic matter C. Nutrients, organic matter D. A and B Answer – (C) Nutrients, organic matter |
(18) Green plants is responsible to making…………………..? A. Fertilizers B. Compost C. Green manure D. A and C Answer – (C) Green manure |
(19) Excess of fertilizers causes…………..? A. Air pollution B. Water pollution C. Soil pollution D. B and C Answer – (D) B and C |
(20) …………………… occurs because of scarcity or irregular distribution of rains? A. Cyclone B. Earthquake C. Droughts D. Tsunami Answer – (C) Droughts |
(21) Growing different crops on a piece of land In preplanned succession is known as……………..? A. Crop circle B. Crop rotation C. Crop combination D. Crop production Answer – (B) Crop rotation |
(22) Weeds are………………? A. Shrubs B. Unwanted plants C. Useful plants D. None of them Answer – (C) Unwanted plants |
(23) It is does not the way to attack pest on crop? A. They cut root, stem, leaf B. Suck the cell sap C. They bore into stem and fruits D. None of them Answer – (D) None of them |
(24) We get proteins, carbohydrates, fats, vitamins from…………? A. DNA B. RNA C. Food D. Water Answer – (C) Food |
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