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Improvement In Food Resources - Olympiad Level MCQ, Class 9 Science


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10 Questions MCQ Test Olympiad Preparation for Class 9 | Improvement In Food Resources - Olympiad Level MCQ, Class 9 Science

Improvement In Food Resources - Olympiad Level MCQ, Class 9 Science for Class 9 2022 is part of Olympiad Preparation for Class 9 preparation. The Improvement In Food Resources - Olympiad Level MCQ, Class 9 Science questions and answers have been prepared according to the Class 9 exam syllabus.The Improvement In Food Resources - Olympiad Level MCQ, Class 9 Science MCQs are made for Class 9 2022 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Improvement In Food Resources - Olympiad Level MCQ, Class 9 Science below.
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Improvement In Food Resources - Olympiad Level MCQ, Class 9 Science - Question 1

Increase in oil production is :-

Detailed Solution for Improvement In Food Resources - Olympiad Level MCQ, Class 9 Science - Question 1 Yellow revolution is the sudden increase in the production of edible oil due to plantation of Hybrid oil seed like mustard , seasme , etc. Basically yellow revolution. The pioneers of it are : Portuguese. Father of yellow revolution in India : - sam pit roda.

Father of yellow revolution - Shashank Pandey rajawar , satna (MP).
Improvement In Food Resources - Olympiad Level MCQ, Class 9 Science - Question 2

Pulses are rich in :-

Improvement In Food Resources - Olympiad Level MCQ, Class 9 Science - Question 3

Kharif crop is:-

Detailed Solution for Improvement In Food Resources - Olympiad Level MCQ, Class 9 Science - Question 3

The kharif cropping season is from July –October during the south-west monsoon and the Rabi cropping season is from October-March (winter). The crops grown between March and June are summer crops. The rabi crops include wheat, barley, oats (cereals), chickpea/gram (pulses), linseed, mustard (oilseeds) etc.

Improvement In Food Resources - Olympiad Level MCQ, Class 9 Science - Question 4

Rabi crops are sown in

Improvement In Food Resources - Olympiad Level MCQ, Class 9 Science - Question 5

The method used to obtain variety with high yield and other desirable characters is :-

Detailed Solution for Improvement In Food Resources - Olympiad Level MCQ, Class 9 Science - Question 5
The first method is hybridization. In this process, two genetically different crops or plants are crossed to come up with a new and unique variety of crop. The second method is to induce genetically transformed crops. This can be done by introducing a gene with the characteristics you desire to improve the variety, and bring in, a different species altogether. 

Improvement In Food Resources - Olympiad Level MCQ, Class 9 Science - Question 6

Pusa lerma is an improved variety of :-

Detailed Solution for Improvement In Food Resources - Olympiad Level MCQ, Class 9 Science - Question 6 Pisa Lerma is improved variety of wheat developed by mutation breeding using mutagens to induce favourable mutations.
Improvement In Food Resources - Olympiad Level MCQ, Class 9 Science - Question 7

Which one is a micronutrient :-

Improvement In Food Resources - Olympiad Level MCQ, Class 9 Science - Question 8

The common biofertilizers used in organic farming are :-

Detailed Solution for Improvement In Food Resources - Olympiad Level MCQ, Class 9 Science - Question 8 Nitrogen fixing bacteria and cyanobacteria are the common biofertilizers as they are presents in legume nodes in the root of leguminous plants like mustard, chickpea and etc.They can be grown with the existing crops and this provide the existing crops with nitrogen at is cheapest compared to the other options.They can be grown with the existing crops with the same amount of water and soil , so its the cheapest and common biofertilizer.
Improvement In Food Resources - Olympiad Level MCQ, Class 9 Science - Question 9

Cultivation of two or more crops together in the same field is :-

Detailed Solution for Improvement In Food Resources - Olympiad Level MCQ, Class 9 Science - Question 9

Mixed cropping, also known as polyculture, inter-cropping, or co-cultivation, is a type of agriculture that involves planting two or more plants simultaneously in the same field, interdigitating the crops so that they grow together.

Improvement In Food Resources - Olympiad Level MCQ, Class 9 Science - Question 10

Growing different types of crops in pre-planned succession :

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