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The decibel (dB) is a logarithmic unit that indicates the ratio of a physical quantity (usually power or intensity) relative to a specified or implied reference level. A ratio in decibels is ten times the logarithm to base 10 of the ratio of two power quantities. 230. (4) Bats use echolocation to navigate and forage, often in total darkness. They generally emerge from their roosts in caves, attics, or trees at dusk and hunt for insects into the night.
The availability of plant nutrients are more at a pH range of 6-7 except
Which one is an example for nonselective herbicide?
Which of the following is NOT correctly matched?
Which of the following is a micronutrient?
The process of allocation of scare resources of the farm to organise the farm production is known as:
Possession by two or more species of a similar or identical character state that has not been derived by both species from their common ancestor is called
Glutathione -S-transferase is responsible for the selectively of
Aphis craccivora is a vector of which disease?
Meiotic division takes place in:
Short term credit is usually for a period of ranging up to: