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249 questions found · practise this subject as a set Show 20 · 50 per page

#	Question	Subject and topic	Difficulty
1	Which instrument records the number of hours of bright sunshine in a day?	Agriculture Elements of weather	Easy
2	Wind speed at a weather observatory is usually measured with a:	Agriculture Elements of weather	Easy
3	Relative humidity is defined as:	Agriculture Elements of weather	Medium
4	The temperature at which a crop grows fastest is called its:	Agriculture Elements of weather	Easy
5	A long spell of high relative humidity during crop growth most often leads to:	Agriculture Elements of weather	Medium
6	Climate of a place is best described as:	Agriculture Elements of weather	Hard
7	A forecast valid for the next 3 to 10 days is called a:	Agriculture Weather forecasting	Easy
8	A prediction of total rainfall for the coming monsoon season is an example of a:	Agriculture Weather forecasting	Easy
9	Heavy rain is forecast for tomorrow. The best advice for a farmer planning to spray insecticide is to:	Agriculture Weather forecasting	Medium
10	Warnings of a thunderstorm expected within the next two or three hours are given through:	Agriculture Weather forecasting	Medium
11	Which forecast range is generally most useful for planning farm operations such as sowing and fertiliser appl…	Agriculture Weather forecasting	Hard
12	Which agricultural activity is a major source of methane?	Agriculture Climate change and crop production	Easy
13	Nitrous oxide emissions from farms come mainly from:	Agriculture Climate change and crop production	Medium
14	Under elevated CO₂, which crop is likely to show the greatest increase in photosynthesis?	Agriculture Climate change and crop production	Hard
15	Rising temperature during grain filling usually affects wheat by:	Agriculture Climate change and crop production	Medium
16	Köppen's classification of climate is based on:	Agriculture Climate change and crop production	Easy
17	The south-west monsoon usually first reaches the Indian mainland over:	Agriculture Monsoon in India	Easy
18	Which state receives a large share of its annual rainfall from the north-east monsoon?	Agriculture Monsoon in India	Easy
19	Winter rainfall from western disturbances is most helpful to which crop in north-west India?	Agriculture Monsoon in India	Medium
20	A dry spell of several days in the middle of the rainy season is called a:	Agriculture Monsoon in India	Medium