The least porous soil among the following is a
Loamy soil
Silty soil
Clayey soil
Peaty soil
Which of the following is not properly matched?
Definitions / Explanation: $\boldsymbol{\alpha}$ - diversity
In which part of the biosphere reserves, human settlement is permissible?
Study the four statements $(i-iv)$ given below and select the two correct ones out of them.
$(i)$ A lion eating a deer and a sparrow feeding on grains are ecologically similar in being consumers.
$(ii)$ Predator star fish Pisaster helps in maintaining species diversity of some invertebrates.
$(iii)$ Predators ultimately lead to the extinction of prey species.
$(iv)$ Production of chemicals such as nicotine, strychnine by the plants are metabolic disorders.
The two correct statements are
Which one of the following has maximum genetic diversity in India?