Classification of Meristem

Q. The term meristem was given by

1. Nageli
2. Cohn
3. Hanstein
4. Schmidt

Q. Match the columns and select the correct options.

Column I	Column II
a) Gemmule	p) Agave
b) Leaf bud	q) Penicillium
c) Bulbil	r) Water hyacinth
d) Offset	s) Sponges
e) Conidia	t) Bryophyllum

1. a-s, b-r, c- q, d- p, e-t
2. a-s, b-t, c- p, d- r, e-q
3. a-r, b-t, c- s, d- q, e-p
4. a-s, b-p, c- t, d- r, e-q

Q.

Meristamatic tissues are found in

1. Flowers

2. Epidermis of the stem

3. At the root tips

4. leaf margins

Q.

Meristematic tissues are formed from permanent tissues.

1. True
2. False

Q. Based on the type of functions performed, meristems are classified as

1. protoderm
2. ground meristem
3. procambium
4. all of the above

Q. At a stage of their cycle, ascomycetes fungi produce the fruiting bodies like apothecium, perithecium or cleistothecium. How are these three types of fruiting bodies different from each other?

Q. The cells of root apex and shoot apex _____.

1. Are with abundant plasmodesmatal connections
2. Are poor in cytoplasmic content
3. Possess small and inconspicuous nuclei
4. Possess cell wall which is always secondary in nature

Q. Based on the type of functions performed, meristems are classified as

1. protoderm
2. ground meristem
3. procambium
4. all of the above

Q. Based on the type of functions performed, meristems are classified as

1. protoderm
2. ground meristem
3. procambium
4. all of the above

Q. Select the correct pair.

1. All of the above
2. Primary meristem - Wound healing
3. Lateral meristem - Cork cambium
4. Secondary meristem - Stem girth and thickness

Q. Which of the meristem is responsible for secondary growth?

1. Apical
2. Lateral
3. Intercalary
4. Basal

Q. The type of tissue that is formed by the dedifferentiation of permanent tissue is known as

1. primary meristem
2. apical meristem
3. secondary meristem
4. lateral meristem

Q.

Tell the name and the location of tissues having cells that divide all their life in higher plants?

Q. The type of tissue that is formed by the dedifferentiation of permanent tissue is known as

1. apical meristem
2. secondary meristem
3. lateral meristem
4. primary meristem

Q. Based on the function of the meristems, protoderm gives rise to

1. xylem
2. phloem
3. epidermal layer
4. cambium

Q. Based on the function of the meristems, protoderm gives rise to

1. xylem
2. phloem
3. epidermal layer
4. cambium

Q. Cork cambium is a

1. Apical meristem
2. Lateral meristem
3. Intercalary meristem
4. None of the above

Q. Identify the correct pair of statements from the following.
I) Functions of sieve tubes are controlled by the nucleus of companion cells.
II) Albuminous cells are present in angiosperms.
III) In dicot root, the vascular cambium is completely secondary in origin.
IV) Cylindrical meristems contribute to the formation of primary plant body.

1. I, III
2. III, IV
3. I, II
4. II, III

Q. The lawn grass needs to be removed frequently to prevent its overgrowth. Which tissue is responsible for its rapid growth?

Q.

Is cork a cambium?

Q. Which one of the following is not a lateral meristem?

1. Interfascicular cambium
2. Phellogen
3. Intercalary meristem
4. Intrafascicular cambium

Q. Which among the following are the basis for classification of meristem?

1. Basis of origin and development
2. Basis of their relative position in the plant body

3. Basis of their function or role post

4. Basis of age of the tissue

Q. Histogen theory was proposed by

1. Nageli
2. Schmidt
3. Hanstein
4. Wolf