Greenhouse gases have —— effects on the environment:

Question

Accepted Answer

গ. dangerous

ব্যাখ্যা: Greenhouse gases like carbon dioxide trap heat and raise the earth's temperature, causing climate change, melting ice and rising seas. So the effects on the environment are dangerous. The passage warns that humans are responsible for the alarming rise of these gases. Pleasant, smooth and positive do not fit.

**মনে রাখার কৌশল:** Greenhouse gas = ক্ষতিকর, dangerous।

**একই ধরনের প্রশ্ন:**
১. Which gas is mainly responsible for the greenhouse effect?
*উত্তর:* Carbon dioxide

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