Answer the following 11th std bio This question has not been answered yet! Don't worry! You can check out similar questions with solutions below I m taking bio sub in 11th std pls somebody hint some sci ... ... b getting proper answers with te steps ... the 11th std entrance ... ... in 11th std book. But please can you explain this answer? ... are two answers to the following question. Std X, Control ... ... can u answer the following : How ... N Shukla. CBSE Std. 9.