Related Questions

The popular notion that a tree's age can be determined by counting number of internal rings in its trunk is generally true. Howeevr, to help regulate the internal temperature of the tree, the outermost layers of wood of the Brazilian ash often →peel away when the temperature exceeds 95 degrees Fahrenheit, leaving the tree with fewer rings than it would otherwise have. So only if the temperature in the Brazilian ash's environment never exceeds 95 degrees Fahrenheit →elav eing the tree with fewer rings than it would otherwise have. So only if the reliable measure of the tree's age. Which of the following is an assumption on whish the argument above depends?
ক The growth of new rings in a trees is not a function of levels of precipitation.
খ Only the Brazilaian ash loses rings because of excessive heat.
গ One day of temperatures above 95 degrees Fahrenheit will cause the Brazilian ash to lose one ring.
ঘ The internal rings of all tress are of uniform thickness
'Disasters we live with' is a story based on a cyclone. The cyclone took place in Bangladesh in-
ক 1990
খ 1991
গ 1992
ঘ 1993
The name of the recent cyclone 'Remal has been suggested by Oman and the meaning of Remal is -
ক Sand
খ Water
গ Fire
ঘ Wave
Which tropical cyclone has recently hit Bangladesh?
ক Roanu
খ Rianu
গ Renua
ঘ Renu
The cyclone has had a negative impact over the economy of the country .
ক over the
খ on the
গ for the
ঘ up to the
The technical name of the cyclone that hit Bangladesh is mid-November is :
ক Tyfoon
খ Al-nino
গ Sidr
ঘ Meena
Cyclone is related to Anticyclone in the same way as Flood is related to ............ ? ...............
ক Devastation
খ Havoc
গ River
ঘ Drought
The cyclone namely Ayla is happened in Bangladesh in
ক 2009
খ 1991
গ 2007
ঘ 1998
Cyclone "Mahasen' recently struck Bangladesh ,when did "sidr' hit Bangladesh?
ক 15 Nov, 2007
খ 16 Nov , 2007
গ 17 Nov, 2007
ঘ 18 Nov , 2007
What is the name of the last cyclone that hit the coasts of Bangladehs?
ক Sidor
খ Aila
গ Komen
ঘ Nargis

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