Civilsdaily
Environment › SpeciesXPlants
When the bark of a tree is removed in a circular fashion all around near its base, it gradually dries up and dies because?
(a)
Water from soil cannot rise to aerial parts.
(b)
Roots are starved of energy.
(c)
Tree is infected by soil microbes.
(d)
Roots do not receive oxygen for respiration.
(B)
A state in India has the following characteristics: 1. Its northern part is arid and semi-arid. 2. Its central part produces cotton. 3. Cultivation of cash crops is predominant over food crops. Which one of the following states has all of the above characteristics?
Andhra Pradesh
Gujarat
Karnataka
Tamil Nadu
Among the following states, which one has the most suitable climatic conditions for the cultivation of a large variety of orchids with minimum cost of production, and can develop an export-oriented industry in this field?
Arunachal Pradesh
Madhya Pradesh
Uttar Pradesh