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Subjects
Science CBSE
Class 9
Tissues
Textbook questions
50.
Intext question XII
Exercise condition:
3
m.
How many types of elements together make up the xylem tissue? Name them.
a
.
Phloem
Xylem
is a complex permanent, vascular tissue meant for mechanical support and conduction of sap in only
unidirectional
bidirectional
.
b
. Which among the following are the components of phloem tissue?
Sieve cells, tracheid, parenchyma and sclerenchyma
Sieve cells, vessels, parenchyma and sclerenchyma
Sieve tubes, companion cells, parenchyma and sclerenchyma
Sieve tubes, collenchyma and sclerenchyma
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