• Skip to main content
  • Skip to primary sidebar
  • Skip to footer
  • NCERT Solutions
    • NCERT Books Free Download
  • TS Grewal
    • TS Grewal Class 12 Accountancy Solutions
    • TS Grewal Class 11 Accountancy Solutions
  • CBSE Sample Papers
  • NCERT Exemplar Problems
  • English Grammar
  • MCQ Questions

CBSE Tuts

CBSE Maths notes, CBSE physics notes, CBSE chemistry notes

NEET Biology Notes Anatomy of Flowering Plants Wood

NEET Biology Notes Anatomy of Flowering Plants Wood

Wood

Wood is cellular and contains all tissues inner to cambium, i.e. secondary xylem and pith. The central, hard, tough and darker region of wood constitutes heart wood, while peripheral portion constitutes the sap wood.

NEET Biology Notes Anatomy of Flowering Plants Wood 1

Dicot wood is extremely variable; certain species lack some of these cell types, other species have them all. The relative amount of each cells vary greatly. The wood of gymnosperms is called softwood or non-porous wood, whereas wood of angiosperms is called hardwood or porous wood.

NEET Biology Notes Anatomy of Flowering Plants Wood 2

Spring wood plus autumn wood of a year constitute annual ring. Annual rings are conspicuous in temperate (cold) regions. The age of tree can be determined by counting annual rings in basal portion of tree trunk. The calculation of age of the tree by counting annual rings in called dendrochronology

NEET Biology Notes Anatomy of Flowering Plants Wood 3

BiologyPhysicsChemistry

Primary Sidebar

NCERT Exemplar problems With Solutions CBSE Previous Year Questions with Solutoins CBSE Sample Papers

Recent Posts

  • MCQ Questions with Answers for Class 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, and 1 all Subjects
  • Angle, Types of Angles
  • AND gate is formed by using two? 1)OR 2)NAND 3)NOT 4)NOR
  • And expression for one minus the quotient of one and a number X?
  • What is average human body temperature in Kelvins?
  • How many moles of caffeine are in a cup, and how many molecules of caffeine?
  • How far will the car have traveled in that time?
  • What is its atomic number?
  • How many neutrons does it have?
  • An atom loses electrons to form what?
  • What is the atomic number of this atom?
  • Which one of these is the answer?
  • What is its concentration?
  • Can an equilateral triangle also be isosceles?
  • What is the charge of an alpha particle?

Footer

Maths NCERT Solutions

NCERT Solutions for Class 12 Maths
NCERT Solutions for Class 11 Maths
NCERT Solutions for Class 10 Maths
NCERT Solutions for Class 9 Maths
NCERT Solutions for Class 8 Maths
NCERT Solutions for Class 7 Maths
NCERT Solutions for Class 6 Maths

SCIENCE NCERT SOLUTIONS

NCERT Solutions for Class 12 Physics
NCERT Solutions for Class 12 Chemistry
NCERT Solutions for Class 11 Physics
NCERT Solutions for Class 11 Chemistry
NCERT Solutions for Class 10 Science
NCERT Solutions for Class 9 Science
NCERT Solutions for Class 7 Science
MCQ Questions NCERT Solutions
CBSE Sample Papers
cbse ncert
NCERT Exemplar Solutions LCM and GCF Calculator
TS Grewal Accountancy Class 12 Solutions
TS Grewal Accountancy Class 11 Solutions