Adventitious roots develop from (a) Epidermis (b) Pericycle or interfascicular parenchyma (c) Cortex (d) Endodermis

Adventitious roots develop from (a) Epidermis (b) Pericycle or interfascicular parenchyma (c) Cortex (d) Endodermis
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Interfascicular cambium develops from the cells of (a) endodermis (b) pericycle (c) medullary rays (d) xylem parenchyma.

Description : Interfascicular cambium develops from the cells of (a) endodermis (b) pericycle (c) medullary rays (d) xylem parenchyma.

Last Answer : (c) medullary rays

In the dicot root the vascular cambium originates from (a) tissue located below the phloem bundles and a portion of pericycle tissue above protoxylem (b) cortical region (c) parenchyma between endodermis and pericycle (d) intrafascicular and interfascicular tissue in a ring.

Description : In the dicot root the vascular cambium originates from (a) tissue located below the phloem bundles and a portion of pericycle tissue above protoxylem (b) cortical region (c) parenchyma between endodermis and pericycle (d) intrafascicular and interfascicular tissue in a ring.

Last Answer : (a) tissue located below the phloem bundles and a portion of pericycle tissue above protoxylem

Root Hairs arise from - (1) Cortex (2) Pericycle (3) Epidermis (4) Endodermis

Description : Root Hairs arise from - (1) Cortex (2) Pericycle (3) Epidermis (4) Endodermis

Last Answer : (3) Epidermis Explanation: Root hairs are tubular-shaped tipgrowing cells that arise from epidermal cells known as trichoblasts, behind the tips of young roots. Like all tip-growing cells, root ... the addition of cell wall precursors to the tip delivered by vesicles from the endomembrane system.

Cortex is the region found between (a) epidermis and stele (b) pericycle and endodermis (c) endodermis and pith (d) endodermis and vascular bundle.

Description : Cortex is the region found between (a) epidermis and stele (b) pericycle and endodermis (c) endodermis and pith (d) endodermis and vascular bundle.

Last Answer : (a) epidermis and stele

Casparian strips occur in (a) epidermis (b) pericycle (c) cortex (d) endodermis.

Description : Casparian strips occur in (a) epidermis (b) pericycle (c) cortex (d) endodermis.

Last Answer : (d) endodermis.

Casparian strips occur in (1) Epidermis (2) Pericycle (3) Cortex (4) Endodermis

Description : Casparian strips occur in (1) Epidermis (2) Pericycle (3) Cortex (4) Endodermis

Last Answer : 4) Endodermis

Root Hairs arise from (1) Cortex (2) Pericycle (3) Epidermis (4) Endodermis

Description : Root Hairs arise from (1) Cortex (2) Pericycle (3) Epidermis (4) Endodermis

Last Answer : Epidermis

Where do the Casparian bands occur? (a) Epidermis (b) Endodermis (c) Pericycle (d) Phloem

Description : Where do the Casparian bands occur? (a) Epidermis (b) Endodermis (c) Pericycle (d) Phloem

Last Answer : (b) Endodermis

Casparian strip occurs in a (a) endodermis (b) exodermis (c) pericycle (d) epidermis.

Description : Casparian strip occurs in a (a) endodermis (b) exodermis (c) pericycle (d) epidermis.

Last Answer : (a) endodermis

Ground tissue includes (a) all tissues external to endodermis (b) all tissues except epidermis and vascular bundles (c) epidermis and cortex (d) all tissues internal to endodermis.

Description : Ground tissue includes (a) all tissues external to endodermis (b) all tissues except epidermis and vascular bundles (c) epidermis and cortex (d) all tissues internal to endodermis.

Last Answer : b) all tissues except epidermis and vascular bundles

Pericycle of roots produces (a) mechanical support (b) lateral roots (c) vascular bundles (d) adventitious buds.

Description : Pericycle of roots produces (a) mechanical support (b) lateral roots (c) vascular bundles (d) adventitious buds.

Last Answer : b) lateral roots

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

Description : 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

Last Answer : (b) Pericycle

A narrow layer of thin walled cells found between phloem/bark and wood of a dicot is (a) cork cambium (b) vascular cambium (c) endodermis (d) pericycle.

Description : A narrow layer of thin walled cells found between phloem/bark and wood of a dicot is (a) cork cambium (b) vascular cambium (c) endodermis (d) pericycle.

Last Answer : (b) vascular cambium

Some vascular bundles are described as open because these (a) are surrounded by pericycle but no endodermis (b) are capable of producing secondary xylem and phloem(c) possess conjunctive tissue between xylem and phloem (d) are not surrounded by pericycle.

Description : Some vascular bundles are described as open because these (a) are surrounded by pericycle but no endodermis (b) are capable of producing secondary xylem and phloem (c) possess conjunctive tissue between xylem and phloem (d) are not surrounded by pericycle.

Last Answer : (b) are capable of producing secondary xylem and phloem

Name the outer portion of a stem or root, bounded externally by the epidermis, and internally by the cells of the pericycle.

Description : Name the outer portion of a stem or root, bounded externally by the epidermis, and internally by the cells of the pericycle. 

Last Answer : ANSWER: Cortex

The outermost layer of skin is the-----? A. endodermis B. dermis C. epidermis (Answer) D. hypodermis

Description : The outermost layer of skin is the-----? A. endodermis B. dermis C. epidermis (Answer) D. hypodermis

Last Answer : C. epidermis (Answer)

Casparian strips are found in: (a) Periderm (b) Epidermis (c) Endodermis (d) Hypodermis

Description : Casparian strips are found in: (a) Periderm (b) Epidermis (c) Endodermis (d) Hypodermis

Last Answer : Ans. ((c))

The outermost layer of skin is the A. dermis B. endodermis C. epidermis D. hypodermis

Description : The outermost layer of skin is the A. dermis B. endodermis C. epidermis D. hypodermis

Last Answer : Ans: C

Casparian strips are found in (a) epidermis (b) hypodermis (c) periderm (d) endodermis.

Description : Casparian strips are found in (a) epidermis (b) hypodermis (c) periderm (d) endodermis.

Last Answer : (d) endodermis.

The outer most layer of skin is called the: a) endodermis b) mesoderm c) epidermis d) dermis

Description : The outer most layer of skin is called the: a) endodermis b) mesoderm c) epidermis d) dermis

Last Answer : ANSWER: C -- EPIDERMIS 

To obtain virus - free healthy plants from a diseased one by tissue culture technique, which part/parts of the diseased plant will be taken? (a) Apical meristem only (b) Palisade parenchyma (c) Both apical and axillary meristems (d) Epidermis only

Description : To obtain virus - free healthy plants from a diseased one by tissue culture technique, which part/parts of the diseased plant will be taken? (a) Apical meristem only (b) Palisade parenchyma (c) Both apical and axillary meristems (d) Epidermis only

Last Answer : (c) Both apical and axillary meristems

For union between stock and scion in grafting which one is the first to occur? (a) Formation of callus (b) Production of plasmodesmata (c) Differentiation of new vascular tissues (d) Regeneration of cortex and epidermis

Description : For union between stock and scion in grafting which one is the first to occur? (a) Formation of callus (b) Production of plasmodesmata (c) Differentiation of new vascular tissues (d) Regeneration of cortex and epidermis

Last Answer : (a) Formation of callus

What are adventitious roots? -Biology

Description : What are adventitious roots? -Biology

Last Answer : answer:

how adventitious roots are formed by repeated branching of redicle -Biology

Description : how adventitious roots are formed by repeated branching of redicle -Biology

Last Answer : answer:

how adventitious roots are formed by repeated branching of redicle -Biology

Description : how adventitious roots are formed by repeated branching of redicle -Biology

Last Answer : answer:

Assertion : In stem, pericycle take active part in secondary growth. Reason : In dicots, pericycle has the capacity to produce lateral roots.

Description : Assertion : In stem, pericycle take active part in secondary growth. Reason : In dicots, pericycle has the capacity to produce lateral roots.

Last Answer : Assertion : In stem, pericycle take active part in secondary growth. Reason : In dicots, pericycle has ... D. If both assertion and reason are false.

$ Tap root system is that which arises from the radicle of seed. ! Adventitious roots can also arise from the radicle.

Description : $ Tap root system is that which arises from the radicle of seed. ! Adventitious roots can also arise from the radicle.

Last Answer : $ Tap root system is that which arises from the radicle of seed. ! Adventitious roots can also arise from ... is wrong D. If both As and R are wrong.

Tap roots of plants are also called as a. Secondary roots b. Adventitious roots c. Primary roots d. Tertiary roots

Description : Tap roots of plants are also called as a. Secondary roots b. Adventitious roots c. Primary roots d. Tertiary roots

Last Answer : Primary roots

The apical meristem of the root is present (a) only in radicals (b) only in tap roots (c) only in adventitious roots (d) in all the roots.

Description : The apical meristem of the root is present (a) only in radicals (b) only in tap roots (c) only in adventitious roots (d) in all the roots.

Last Answer : (d) in all the roots.

The apical meristem of the root is present (a) only in radicals (b) only in tap roots (c) only in adventitious roots (d) in all the roots.

Description : The apical meristem of the root is present (a) only in radicals (b) only in tap roots (c) only in adventitious roots (d) in all the roots.

Last Answer : (d) in all the roots.

Endodermis occurs in (a) Stems only (b) Roots only (c) Dicot stems and all types of roots (d) Both monocot and dicot stems as well as roots

Description : Endodermis occurs in (a) Stems only (b) Roots only (c) Dicot stems and all types of roots (d) Both monocot and dicot stems as well as roots

Last Answer : Ans:(c)

The bud which develop into the axils of a leaf is a. Axillary buds b. Terminal buds c. Adventitious buds d. Naked buds

Description : The bud which develop into the axils of a leaf is a. Axillary buds b. Terminal buds c. Adventitious buds d. Naked buds

Last Answer : Axillary buds

State the function of a) cuticle b) epidermis c) epidermis of roots

Description : State the function of a) cuticle b) epidermis c) epidermis of roots

Last Answer : a) Cuticle: In terrestrial plants, it prevents water loss. In aquatic plants, it prevents decaying of tissues of leaves and other parts. b) Epidermis: It protects the inner tissues of plants. c) Epidermis of root: It absorbs water and nutrients from the soil.

Labourers who do hard manual labour develop thick skin on their palms and soles due to : (1) thick epidermis (2) thick dermis (3) thick subcutaneous tissue (4) All of these

Description : Labourers who do hard manual labour develop thick skin on their palms and soles due to : (1) thick epidermis (2) thick dermis (3) thick subcutaneous tissue (4) All of these

Last Answer : All of these

The movement of water, from one cell of cortex to adjacent one in roots, is due to (a) accumulation of inorganic salts in the cells (b) accumulation of organic compounds in the cells (c) water potential gradient (d) chemical potential gradient.

Description : The movement of water, from one cell of cortex to adjacent one in roots, is due to (a) accumulation of inorganic salts in the cells (b) accumulation of organic compounds in the cells (c) water potential gradient (d) chemical potential gradient.

Last Answer : (c) water potential gradient

What is interfascicular cambium? -Biology

Description : What is interfascicular cambium? -Biology

Last Answer : answer:

Which of the following meristems is responsible for extrastelar secondary growth in dicotyledonous stem? (a) Interfascicular cambium (b) Intercalary meristem (c) Phellogen (d) Intrafascicular cambium

Description : Which of the following meristems is responsible for extrastelar secondary growth in dicotyledonous stem? (a) Interfascicular cambium (b) Intercalary meristem (c) Phellogen (d) Intrafascicular cambium

Last Answer : (d) Intrafascicular cambium

Which one of the following is not a lateral meristem? (a) Intrafascicular cambium (b) Interfascicular cambium (c) Phellogen (d) Intercalary meristem

Description : Which one of the following is not a lateral meristem? (a) Intrafascicular cambium (b) Interfascicular cambium (c) Phellogen (d) Intercalary meristem

Last Answer : (d) Intercalary meristem

Which one of the following is not a lateral meristem? (a) Intrafascicular cambium (b) Interfascicular cambium (c) Phellogen(d) Intercalary meristem

Description : Which one of the following is not a lateral meristem? (a) Intrafascicular cambium (b) Interfascicular cambium (c) Phellogen (d) Intercalary meristem

Last Answer : (d) Intercalary meristem

Differentiate between fascicular cambium and interfascicular cambium.

Description : Differentiate between fascicular cambium and interfascicular cambium.  

Last Answer : Ans: Cambium present between xylem and Phloem of primary dicot stem bundles is called as fascicular cambium and the cambium dedifferentiated from medullary rays region present between ... as interfascicular cambium. Fascicualr cambium is primary meristem and interfascicular is secondary meristem. 

In root, the pericycle is (a) Single layered (b) Tow layered (c) Three layered (d) Absent

Description : In root, the pericycle is (a) Single layered (b) Tow layered (c) Three layered (d) Absent

Last Answer : Ans:(a)

What is the difference between Fibrous root and Adventitious root? -Biology

Description : What is the difference between Fibrous root and Adventitious root? -Biology

Last Answer : Differences between fibrous and adventitious roots are

Explain adventitious root system. -Biology

Description : Explain adventitious root system. -Biology

Last Answer : answer:

Give the adventitious root modifications. Give examples. -Biology

Description : Give the adventitious root modifications. Give examples. -Biology

Last Answer : answer:

Difference between tap root and adventitious root. -Biology

Description : Difference between tap root and adventitious root. -Biology

Last Answer : answer:

A root is adventitious when it is

Description : A root is adventitious when it is

Last Answer : A root is adventitious when it is A. Swollen B. Growing in marshy places C. Formed from plumule D. Modified for storage

The beetroot is the portion of the beet plant - (1) tap root (2) adventitious (3) bulb of the stem (4) rhizome

Description : The beetroot is the portion of the beet plant - (1) tap root (2) adventitious (3) bulb of the stem (4) rhizome

Last Answer : (1) tap root Explanation: The beetroot is the taproot portion of the beet plant. Beet plant it is one of several of the cultivated varieties of Beta vulgar is grown for their edible taproots and their leaves (called beet greens).

Read the following four statements (A – D). (A) Both photophosphorylation and oxidative phosphorylation involve uphill transport of protons across the membrane. (B) In dicot stems, a new cambium originates from cells of pericycle at the time of secondary growth. (C) Stamens in flowers of Gloriosa and Petunia are polyandrous.(D) Symbiotic nitrogen fixers occur in free-living state also in soil.

Description : Read the following four statements (A - D). (A) Both photophosphorylation and oxidative phosphorylation involve uphill transport of protons across the membrane. (B) In dicot stems, a new cambium ... Petunia are polyandrous. (D) Symbiotic nitrogen fixers occur in free-living state also in soil.

Last Answer : (A) Both photophosphorylation and oxidative phosphorylation involve uphill transport of protons across the membrane.

Cork cambium and vascular cambium are (a) parts of secondary xylem and phloem (b) parts of pericycle (c) lateral meristem (d) apical meristem.

Description : Cork cambium and vascular cambium are (a) parts of secondary xylem and phloem (b) parts of pericycle (c) lateral meristem (d) apical meristem.

Last Answer : (c) lateral meristem

Cork cambium and vascular cambium are (a) parts of secondary xylem and phloem (b) parts of pericycle (c) lateral meristem (d) apical meristem.

Description : Cork cambium and vascular cambium are (a) parts of secondary xylem and phloem (b) parts of pericycle (c) lateral meristem (d) apical meristem.

Last Answer : c) lateral meristem