Explanation: Eri Silk is spun from open-ended cocoons and is produced by the domesticated silkworm, Philosamia ricini, which mainly feeds on castor leaves.
Which factor significantly influences the decomposition rate of organic matter in soils?
Soil is a natural body composed of mineral and organic costituents, having definite genesis and a distinct nature of its own. Who amongst the following ...
In terms of the order from youngest to the oldest soil, which one of the following is the correct chronological sequence?
Which metamorphic rock is formed from the alteration of shale?
The soil colour is determined through Munsell colour chart. It has three components Hue, Value and Chroma. value represents
Which of the following parameter is not included in the Soil health card?
Biological oxidation of elemental Sulphur is carried out by which of the following bacteria?
Every year to raise awareness about the importance of soil quality for food security, healthy ecosystems, and human well-being, World soil day is cele...
Which soil forming process involves the deposition of materials removed from eluvial horizons into lower horizons, leading to the creation of illuvial h...
Which factor most significantly influences soil bulk density?
