Biology MCQs 2nd Year Support and Movements Ch 16 MDCAT

12th Class MCQs ( Multiple Choice Questions )
Biology F.Sc. Part 2 ( 2nd Year )

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Chapter No.16
Support and Movements
Total MCQs = 165

1. Movement takes place at:

(A) Cellular level
(B) Organ level
(C) Organism level
(D) All (A), (B) and (C)

Answer:
(D) All (A), (B) and (C)

2. The whole body of Bryophyta is made up of:

(A) Collenchyma cells
(B) Sclerenchyma cells
(C) Parenchyma cells
(D) Airenchyma cells

Answer:
(C) Parenchyma cells




3. Collenchyma can be distinguished from parenchyma by:

(A) Being dead cells Cir
(B) Without large vacuole Alp
(C) Increased thickness of their cell walls
(D) All (A), (B) and (C)

Answer:
(C) Increased thickness of their cell walls

4. A tissue whose function is support and it performs that function while it is dead is

(A) Collenchyma
(B) Parenchyma
(C) Sclerenchyma
(D) (A) and (B)

Answer:
(C) Sclerenchyma

5. In Angiospenna the tissue that produces secondary xylem and secondary phloem is:

(A) Protoderm
(B) Ground meristem
(C) Intercalary
(D) Vascular cambium

Answer:
(D) Vascular cambium



6. The unspecialized packing *issue found in epidermis, cortex and pith is:

(A) Parenchyma
(B) Collenchyma
(C) Sclerenchyma
(D) Cork cambium

Answer:
(A) Parenchyma

7. Xylem vessels have walls impregnated with:

(A) Cutin
(B) Chitin
(C) Keratin
(D) Lignin

Answer:
(D) Lignin

8. It covers the plant but is replaced by:

(A) Cuticle, epidermis
(B) Endodermis, epidermis
(C) Epidermis, cork
(D) All (A), (B) and (C)

Answer:
(C) Epidermis, cork




9. Secondary growth in plants begins with the formation of:

(A) Vascular cambium only
(B) Cork cambium only
(C) Vascular and cork cambium
(D) Inter-calary meristem

Answer:
(C) Vascular and cork cambium

10. Cork is waterproof because its cell walls are impregnated with:

(A) Chitin
(B) Suberin
(C) Keratin
(D) Pillin

Answer:
(B) Suberin

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