Permanent Tissue

Q.

In which of the following pairs of parts of a flowering plant is epidermis absent?

(a) Root tip and shoot tip

(b) Shoot bud and floral bud

(c) Ovule and seed

(d) Petiole and pedicel

Q. Flower is a modified shoot. Which of the following statements is incorrect with respect to the formation of flowers?

1. Internodes do not elongate and the axis gets condensed
2. Floral appendages arise from nodes
3. Shoot apical meristem changes to floral meristem
4. Floral appendages arise from internodes

Q. Which of the following statements is incorrect with respect to bud?

1. They may develop into a flower, leaf or shoot.
2. They usually arise at the stem apex or axil of the leaf.
3. They arise from meristematic tissues.
4. The adventitious leaf buds cannot act as vegetative propagules.

Q.

Permanent tissue is found at the growing tips of a plant.

1. True
2. False

Q. A permanent tissue is different from a meristematic tissue in that

1. it is found in the root and shoot apices
2. it gives rise to more tissues
3. it helps in elongation of the stem
4. it has lost the ability to divide

Q.

Permanent tissues do not divide like meristematic tissues since they are dead.

1. True
2. False

Q.

Why are we consider parenchyma as simple tissue even though there are different types of parenchyma cells which are performing different function ?

Q. Mimosa pudica shows

1. Chemotropism
2. Nyctinasty
3. Seismonasty
4. All of the above

Q. Living cells providing mechanical and tensile strength are

1. Sclerenchyma
2. Collenchyma
3. Sclereids
4. None of these

Q. Assertion (A): Folding and rolling movements in certain grasses are caused by the loss of turgor in bulliform cell.
Reason (R): Bulliform cell are found in the horizontal rows in the leaf epidermis.

1. A is true but R is false
2. A is false but R is true Assertion
3. Both A and Rare individually true and R is the correct explanation of A
4. Both A and Rare individually true and R is not the correct explanation of A

Q. A permanent tissue is different from a meristematic tissue in that

1. it is found in the root and shoot apices
2. it gives rise to more tissues
3. it helps in elongation of the stem
4. it has lost the ability to divide

Q. A permanent tissue is different from a meristematic tissue in that

1. it is found in the root and shoot apices
2. it gives rise to more tissues
3. it helps in elongation of the stem
4. it has lost the ability to divide

Q. Virus free plants can be produced by ____________.

1. Ovule culture
2. Anther culture
3. Stem tip culture
4. Leaf explants culture

Q. It shows correct chronological order of the events occurring during callus culture

1. Explant -> Callus Cell division -> Addition of cytokinin -> Cells acquire meristematic property
2. Explant -> Cell division -> Callus -> Addition of cytokinin -> Cells acquire meristematic property
3. Callus -> Explant -> Cell division -> Addition of cytokinin -> Cells acquire meristematic property
4. Callus -> Cell division -> Explant -> Addition of cytokinin -> Acqire meristematic property

Q. A permanent tissue is different from a meristematic tissue in that

1. it is found in the root and shoot apices
2. it has lost the ability to divide
3. it helps in elongation of the stem
4. it gives rise to more tissues

Q.

Permanent tissues do not divide like meristematic tissues since they are dead.

1. True
2. False

Q. A permanent tissue is different from a meristematic tissue in that

1. it is found in the root and shoot apices
2. it has lost the ability to divide
3. it helps in elongation of the stem
4. it gives rise to more tissues

Q. Permanent tissue in plants maybe dead or living but they generally do not .

1. have cell wall
2. divide
3. have cell membrane
4. have a role

Q.

Permanent tissues do not divide like meristematic tissues since they are dead.

1. resins

2. water

Q. Permanent tissue in plants maybe dead or living but they generally do not .

1. have cell wall
2. divide
3. have cell membrane
4. have a role