Fish-eating is more common in the states of West Bengal and Odisha than in Punjab and Uttar Pradesh. Why? Open Answer »
Classify the following animals into herbivores, carnivores and omnivores: Rat, lion, tiger, spider, house lizard, cow, human beings, butterfly, crow Open Answer »
Look at the food chain given below as seen in a field and answer the questions that follow. Wheat → Rat → Snake → Eagle (i) The farmer of the wheat field uses pesticides and kills all the rats. How is that useful to the farmer? (ii) What will happen if all the snakes in the field are removed? Open Answer »