Question

In pond ecosystem, diatoms represent

• A. Producers
• B. Primary consumers
• C. Secondary consumers
• D. Tertiary consumers

Answer 1

Answer: (A)

Producers

Diatoms are a major group of algae and are among the most common types of phytoplankton. Most diatoms are unicellular algae. Diatoms are primary producers within the food chain. They are especially important in oceans, where they are estimated to contribute up to 45% of the total oceanic primary production.

So, the correct answer is 'Producers'