NEETBotanyBiological Classification
Read the following statements and choose the follwoing option: 1. Hetrocysts can fix atmospheric nitrogen 2. Chemosynthetic heterotrophic bacteria can reduce various inorganic substances such as nitrates, nitrites and ammonia 3. Majority of autotrophic bacteria are decomposers 4. Cyanobacteria often form blooms in fresh water bodies. 5. Cholera, typhoid, tetanus, citrus canker are well known diseases caused by differ
Options
- AOnly 1 is correct
- BOnly 4 is correct
- CBoth 2 and 5 are correct
- DBoth 1 and 4 are correct
Correct answer
D. Both 1 and 4 are correct
Step-by-step solution
Heterotcysts are types of eubacteria that have the ability to fix atmospheric nitrogen, e.g., Nostoc and Anabena.