To perform photosynthesis, plants need three things: carbon dioxide, water, and sunlight.
Because they have no competitors in any echological niche
To calculate the population density, you will divide the population by the size of the area. Hope I helped!
Answer:
Whale shark
Explanation:
The world's largest fish is the whale shark, which can grow to 40 feet long and weigh an average of 20 tons. The sharks are carnivorous, but they aren't likely to take a nibble out of an unwary surfer – they filter plankton through their enormous mouths while swimming at the surface