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Start learning 50% faster. Sign in nowSpeed of boat ‘A’ in still water = 100/10 = 10 km/hr Speed of boat ‘B’ in still water = 10 × (3/2) = 15 km/hr Downstream speed of boat ‘B’ = 15 + 3 = 18 km/hr Time taken by boat ‘B’ to cover 378 km in downstream = 378/18 = 21 hours
In monocotyledonous seeds the outer covering of endosperm separates the embryo by a proteinous layer called as
Chemically most of the sand grains are
Which of the following represents photosynthesis?
The situation in a production process where each successive unit of input contributes more output than the previous unit is explained by the law of:
Which of the following statement is incorrect about tropic and nastic movements in plant?
Which of the following statements is/are true about the relationship between soil fertility and nutrient cycling?
Statement A: Nutrient cycling r...
Saline soil having
(A) pH<8.5
(B) E.C.>4
(C) ESP<15
(D) Physical condition - Flocculated
Choose the correct answer from the options given below:
Tomato damping off is caused due to ____
Match List I with List II :
Choose the correct answe...
The Rural Infrastructure Development Fund (RIDF) was established by which organization?