Difference of simple past and present perfect tense

Basic Grammar / By

Present perfect tense is used to indicate actions occurred in the past but completed in present. On the other hand, simple past tense is used for completed actions in the past without connection to the present. To eliminate the chances of confusion, we need to understand difference of simple past and present perfect tense properly. Simple past Vs present perfect difference Both tenses …

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Growing cyclones in Arabian Sea

General studies / By

Recently, the growing frequency of tropical cyclones in Arabian Sea has surprised many climatologists and scholars. The origin of cyclones “Kyarr” and “Maha” within a week is signalling something abnormal that deserves greater attention. We have also saw furry of nature in the form of cyclone “Tautae” on Indian western coast .Likewise, in this blog, “Growing cyclones …

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Ecological productivity and efficiency

General studies / By

What does ecology and ecosystem mean? How does ecosystem function? What is difference between ecological productivity and efficiency? These are some common questions everyone should know for environmental literacy. So, let’s learn about ecological productivity and efficiency. Species diversity => Food webs => ecological productivity => ecological efficiency => origin of species => biodiversity… As …

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