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Start JEE / NEET / Foundation preparation at rupees 99/day !!
21% of IItians & 23% of AIIMS delhi doctors are from Sri Chaitanya institute !!
An Intiative by Sri Chaitanya
a
Sapwood - Forms the peripheral major portion.
Heartwood - Forms the central major portion.
b
Sapwood - Less durable and susceptible to attack of microorganisms and insects.
Heartwood - More durable,and resistant to attack of pathogens.
c
Sapwood - Physiologically inactive and cannot conduct water.
Heartwood - Physiologically active and involved in the conduction of water.
d
Sapwood - Lighter in colour
Heartwood -Darker in colour.
answer is D.
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