What happens in plants during vascularisation? (a) Differentiation of procambium, formation of primary phloem followed by formation of primary xylem (b) Differentiation of procambium followed by the formation of primary phloem and xylem simultaneously (c) Formation of procambium, primary phloem and xylem simultaneously (d) Differentiation of procambium followed by the formation of secondary xylem

What happens in plants during vascularisation?
(a) Differentiation of procambium, formation
of primary phloem followed by formation of
primary xylem
(b) Differentiation of procambium followed by
the formation of primary phloem and xylem
simultaneously
(c) Formation of procambium, primary phloem
and xylem simultaneously
(d) Differentiation of procambium followed by the
formation of secondary xylem
by

1 Answer

Answer :

(b) Differentiation of procambium followed by
the formation of primary phloem and xylem
simultaneously
by

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Mention the differences between xylem and phloem.

Description : Mention the differences between xylem and phloem.

Last Answer : Xylem 1) It conducts water and minerals from roots to other parts of the plant body Phloem 1) It transports food from leaves to other regions.

Why are xylem and phloem called vascular bundles?

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Last Answer : Since xylem and phloem occur together they are called vascular bundles.

The xylem and phloem elements in the plant are surrounded by a layer of living cells called (a) Casparian strips (b) Pericycle (c) Stele(d) Endodermis

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Last Answer : (a) in growing tips

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Description : Which is correct about transport of conduction of substances? (a) Organic food moves up through phloem (b) Organic food moves up through xylem (c) Inorganic food moves upwardly and downwardly through xylem (d) Organic food moves upwardly and downwardly through phloem

Last Answer : (d) Organic food moves upwardly and downwardly through phloem

Bidirectional translocation of solutes takes place in (a) parenchyma (b) cambium (c) xylem (d) phloem.

Description : Bidirectional translocation of solutes takes place in (a) parenchyma (b) cambium (c) xylem (d) phloem.

Last Answer : (d) phloem.

Minerals absorbed by root move to the leaf through (a) xylem (b) phloem (c) sieve tubes (d) none of the above.

Description : Minerals absorbed by root move to the leaf through (a) xylem (b) phloem (c) sieve tubes (d) none of the above.

Last Answer : (a) xylem

The principal pathway of water translocation in angiosperms is (a) sieve cells (b) sieve tube elements (c) xylem vessel system (d) xylem and phloem

Description : The principal pathway of water translocation in angiosperms is (a) sieve cells (b) sieve tube elements (c) xylem vessel system (d) xylem and phloem

Last Answer : a) sieve cells

Cork is formed from (a) cork cambium (phellogen) (b) vascular cambium (c) phloem (d) xylem.

Description : Cork is formed from (a) cork cambium (phellogen) (b) vascular cambium (c) phloem (d) xylem.

Last Answer : (a) cork cambium (phellogen)

Which of the following is made up of dead cells? (a) Collenchyma (b) Phellem (c) Phloem (d) Xylem parenchyma

Description : Which of the following is made up of dead cells? (a) Collenchyma (b) Phellem (c) Phloem (d) Xylem parenchyma

Last Answer : (b) Phellem

A major characteristic of monocot root is the presence of (a) vasculature without cambium (b) cambium sandwiched between phloem and xylem along the radius (c) open vascular bundles (d) scattered vascular bundles

Description : A major characteristic of monocot root is the presence of (a) vasculature without cambium (b) cambium sandwiched between phloem and xylem along the radius (c) open vascular bundles (d) scattered vascular bundles

Last Answer : (a) vasculature without cambium

A bicollateral vascular bundle is characterised by (a) phloem being sandwiched between xylem (b) transverse splitting of vascular bundle (c) longitudinal splitting of vascular bundle (d) xylem being sandwiched between phloem

Description : A bicollateral vascular bundle is characterised by (a) phloem being sandwiched between xylem (b) transverse splitting of vascular bundle (c) longitudinal splitting of vascular bundle (d) xylem being sandwiched between phloem

Last Answer : (d) xylem being sandwiched between phloem.

Vascular bundles in monocotyledons are considered closed because (a) there are no vessels with perforations (b) xylem is surrounded all around by phloem (c) a bundle sheath surrounds each bundle (d) cambium is absent.

Description : Vascular bundles in monocotyledons are considered closed because (a) there are no vessels with perforations (b) xylem is surrounded all around by phloem (c) a bundle sheath surrounds each bundle (d) cambium is absent.

Last Answer : (d) cambium is absent.

Gymnosperms are also called soft wood spermatophytes because they lack (a) cambium (b) phloem fibres (c) thick-walled tracheids(d) xylem fibres

Description : Gymnosperms are also called soft wood spermatophytes because they lack (a) cambium (b) phloem fibres (c) thick-walled tracheids(d) xylem fibres

Last Answer : (d) xylem fibres.

Why are Xylem and Phloem known as complex permanent tissues?

Description : Why are Xylem and Phloem known as complex permanent tissues?

Last Answer : Because both of them are made of more than one type of cells (heterogeneous).

: Why are Xylem and Phloem called as vascular tissues?

Description : : Why are Xylem and Phloem called as vascular tissues?

Last Answer : Because they together constitute vascular bundle in plants.

Why are Xylem and Phloem known as conducting tissues?

Description : Why are Xylem and Phloem known as conducting tissues?

Last Answer : Because both of them help in conduction of water, mineral and food.