1:1 expert mentors customize learning to your strength and weaknesses – so you score higher in school , IIT JEE and NEET entrance exams.
An Intiative by Sri Chaitanya
a
A - ii, B - iv, C - i, D - iii
b
A - ii, B - i, C - iv, D - iii
c
A - iii, B - i, C - iv, D - ii
d
A - ii, B - iv, C - iii, D - i
answer is B.
(Unlock A.I Detailed Solution for FREE)
Best Courses for You
JEE
NEET
Foundation JEE
Foundation NEET
CBSE
Detailed Solution
Heart wood is totally dead at maturity. Sap wood is recently formed secondary xylem and involved in conduction. Early wood is formed in spring or summer season in plants of temperate regions. Late wood is formed in unfavorable winter season of a year in temperate plants.