Answer:
G1 and G2
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Answer:
In cellular biology, active transport is the movement of molecules across a cell membrane from a region of lower concentration to a region of higher concentration—against the concentration gradient. Active transport requires cellular energy to achieve this movement.
Explanation:
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Answer:
The correct answer is option A More cropland
Explanation:
As the human population will increase, their demand for resources will also increase specifically for the three essentials namely air, water and food. In order to cater the need of increased food demand, more food is needed to be produced and thus more land is required. Apart from agricultural produce, even dairy farms, aquaculture or any other method of production of non vegetarian/other food sources, also require large amount of pasture land or crop land.
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Answer:
(First) 10,000--->1000--->100-->10 (fourth)
Explanation:
Each trophic levels gets reduced by factor of 10.
Thus if you start with 10,000 in first, then you end with 1000 in second, 100 in third and 10 in forth.
