Answer:
(A) greater than standing crop of fish
Explanation:
Biomass -
It is the mass of the living organisms in a particular area of the ecosystem at a particular time . It even includes the animals , plants and microorganisms .
It is the total mass of the community or the average mass per unit area .
The biomass of the phytoplankton are always more than the biomass of the fish .
Hence the correct statement would be (A) greater than standing crop of fish .
Answer: Everyone would be dead
Explanation:
Answer:
<u>Polaris is a north pole star</u>
Explanation:
- It is the brightest star of the northern hemisphere, in the constellation of Ursa minor, being about 433 light-years.Its a triple star system with Polaris Aa, Ab and B star.
- Due to Polaris stars, it lies in direct line with rotation of the earth on its axis above the celestial north pole. The temperature on the Polaris varies with a small amount of pulsation which is variable and unpredictable the temperature cycle can go from 50K to at least 170 K.
- It remains steady for 4 days.