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Crop Acreage Estimation Procedure Quiz

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Questions and Answers

What is the first step in the acreage estimation procedure?

Identification of representative sites of various crops on the image

Selection of single date data corresponding to the maximum vegetative growth stage of crop (correct)

Generation of representative signatures for the training sites

Classification of image using training statistics

What is the purpose of stratified sampling procedure in the estimation of crop acreages for large areas?

To generate representative signatures for the training sites

To select single date data corresponding to the maximum vegetative growth stage of crop

To divide the study area into homogenous strata based on crop proportion and vigor (correct)

To identify representative sites of various crops on the image

How are about 10-15 percent of sample segments selected for digital analysis in the stratified sampling procedure?

Using standard statistical methods

By overlaying administrative boundary on the image

Based on crop proportion and vigor

Randomly (correct)

What method is employed to aggregate crop estimates at district/state levels in the stratified sampling procedure?

Using standard statistical methods Signup and view all the answers

What can be generated using the district crop map in the acreage estimation procedure?

Spatial distribution of different crops Signup and view all the answers

What is the highest compatibility for analysis in a GIS environment?

Remote sensing data Signup and view all the answers

Which natural resource with good moisture holding capacity is mentioned in the text?

Vertisols Signup and view all the answers

What is the purpose of integrating information on natural resources for sustainable agriculture?

To generate information for sustainable agriculture Signup and view all the answers

In which season does Madhya Pradesh have well distributed rains ranging from 700 to 1200 mm?

Rainy season (Kharif) Signup and view all the answers

What can be used to grow short-duration soybean by adopting sound land management practices?

Vertisols Signup and view all the answers

What is the major food grain cereal crop grown in South Asia?

Rice Signup and view all the answers

When is rice mostly cultivated in South Asia?

Monsoon (rainy) season Signup and view all the answers

What is one of the best crop management options due to limited scope for horizontal expansion?

Increased cropping intensity on existing agricultural lands Signup and view all the answers

What method was employed to derive the spatial distribution of kharif rice and rice fallows in different States of India and neighboring countries?

Enumeration approach Signup and view all the answers

What enabled ICRISAT to prepare GIS maps of potential areas for rice-fallow cultivation with a suitable short duration leguminous crop?

Spatial information layer of rice derived from remote sensing data, in conjunction with soil and climate layers Signup and view all the answers