Explanatory Question
কোন প্রাণি প্রথম মহাশূন্য ভ্রমণ করে ?
Read the answer carefully and go through the related questions on the right side to improve your understanding of this topic.
উত্তর: লাইকা নামক একটি কুকুর।
First read the answer fully, then try to explain it in your own words. After that, open a few related questions and compare the concepts. This method helps you remember the topic for a longer time and improves exam preparation.