২৬৬৫
The most important chemical catalyst on the planet is chlorophyll, _____ carbon dioxide and water react to form chlorophyll,. [Fill n the blank with appropriate one]
উত্তর
in the presence of which
২৬৬৭
An image on a national flag can symbolize political ideas that ____ express.
উত্তর
s would otherwise take many words to
২৬৬৯
Choose the correct verb form: Once the peace accord had been signed, the guerrillas ____ their arms.
উত্তর
laid down