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Biology
Complex permanent tissue
Which of the following are called complex tissues?
A) Parenchyma and collenchyma
B) Collenchyma and sclerenchyma
C) Xylem and phloem
D) Xylem and parenchyma
Biology
Complex permanent tissue
In plants, food is transported through
A. Phloem parenchyma
B. Xylem parenchyma
C. Xylem
D. Phloem
Biology
Complex permanent tissue
Loading of phloem is related
A. Increase of sugar of phloem
B. Elongation of phloem cell
C. Separation of phloem parenchyma
D. Strengthening of phloem fibre
Biology
Complex permanent tissue
Write the function of xylem and phloem cells.
Biology
Complex permanent tissue
The form of sugar transported through phloem is?
A. Glucose
B. Fructose
C. Sucrose
D. Ribose
Biology
Complex permanent tissue
What's the role of companion cells?
Biology
Complex permanent tissue
What are xylem and phloem? What are their roles?
Biology
Complex permanent tissue
What is a complex permanent tissue? Write the different types of complex permanent tissues.
Biology
Complex permanent tissue
Why is lignin present in the xylem?
Biology
Complex permanent tissue
How are tracheids different from other tracheary elements?
Biology
Complex permanent tissue
What does xylem mean?
Biology
Complex permanent tissue
Can companion cells be associated with sieve elements?
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