Q1- Outermost layer, thin elastic, diminishes as cell membrane composed of cellulose, hemicelluloses & pectin.

(a)   
Primary wall

(b)  
Secondary wall

(c)   
Tertiary wall

(d)  
None

Q2-Middle lamella consists of –

(a)   
Ca

(b)  
Mg

(c)   
K

(d)  
Two of the above

Q3- who discovered cell-coat?

(a)   
Karl Landerstein

(b)  
Nicoloson

(c)   
Martinez And Palamo

(d)  
None

Q4- Mucin Acid is present in the cell wall of-

(a)   
Bacteria and blue-green algae

(b)  
Green algae

(c)   
Yeast

(d)  
all fungi

Q5- Growth of cell wall during elongation takes place by-

(a)   
Apposition

(b)  
Intussusception

(c)   
Both 1 and 2

(d)  
Super position

Q6- Plasmodesmata are-

(a)   
Pores in cell wall

(b)  
Pores in cell membrane

(c)   
Protoplasmic connection

(d)  
Both 1 and 2

Q7- Lignified cell wall is characteristic feature of-

(a)   
Vessels

(b)  
Sieve cell

(c)   
Sieve tubes

(d)  
All of these

Q8- cell wall have how many enzymes-

(a)   
20

(b)  
30

(c)   
40

(d)  
More than 50

Q9- Deposition of lignin occurs throughout the cell wall leaving some small thin walled area called-

(a)   
Dictyosomes

(b)  
Sphaerosome

(c)   
Pits

(d)  
expansin

Q10- cell membrane is composed of-

(a)   
proteins and cellulose

(b)  
protein and phospholipids

(c)   
proteins and carbohydrates

(d)  
proteins, phospholipids and some carbohydrates

Q11- Which of the following is main enzyme of plasma membrane-

(a)   
TPP ase

(b)  
ATP ase

(c)   
Peptidyl transferase

(d)  
Catalases

Q12- percentage of intrinsic proteins in total proteins of plasma membrane-

(a)   
70%

(b)  
20%

(c)   
10%

(d)  
90%

Q13- Cell wall was discovered by-

(a)   
Robert brown

(b)  
Malpighi

(c)   
Robert Hooke

(d)  
Nageli

Q14 Cell wall is-

(a)   
Deah and impermeable

(b)  
Dead and permeable

(c)   
Living and impermeable

(d)  
Living and selective

Q15- theory that suggested that plasma membrane is a continuous single layer of lipids-

(a)   
Sandwitch or trimellar model

(b)  
Unit membrane model

(c)   
Lipoidal theory

(d)  
Fluid mosaic model

Q16- which is the latest and most widely accepted theory regarding plasma membrane structure-

(a)   
Sandwitch or trimellar model

(b)  
Unit membrane model

(c)   
Lipoidal theory

(d)  
Fluid mosaic model

Q17- Carbohydrates are present in the plasmalemma in the form of –

(a)   
Hemicelluloses

(b)  
Cellulose

(c)   
Starch

(d)  
Glycoprotein

Q18- synthesis of cell wall membrane takes place in-

(a)   
Dictyosome

(b)  
Mitochondria

(c)   
Lysosome

(d)  
E.R.

Q19- which of the following organism has cell wall-

(a)   
Euglena

(b)  
Mucor

(c)   
Mycoplasma

(d)  
Amoeba

Q20- According to fluid mosaic model (proposed by singer & Nicolson) Plasma membrane is composed of-

(a)   
Cellulose, hemicelluloses

(b)  
Phospholipids and integrated Protein

(c)   
Phospholipids, extrinsic, intrinsic

(d)  
Phospholipids and hemicelluloses

Q21- Torus is composed of-

(a)   
Suberin

(b)  
Chitin

(c)   
Cutin

(d)  
Lignin

Q22- carbohydrates which present in the cell membrane take part in-

(a)   
Transport of substances

(b)  
Cell recognition

(c)   
Attachment to microfilament

(d)  
Attachment to microtubules

Q23- plasma membrane is fluid structure due to presence of-

(a)   
Carbohydrate

(b)  
Lipid

(c)   
Glyco protein

(d)  
Poly saccharide

Q23- The most abundant lipid in cell membrane is-

(a)   
Cutin

(b)  
Chitin

(c)   
Lignin

(d)  
Pectin

Q24-cell wall of lignified cell is-

(a)   
Semi-permeable and dead

(b)  
Permeable and living

(c)   
Impermeable and dead

(d)  
Impermeable and living

Q25- main component of cell membrane is-

(a)   
Cholesterol

(b)  
Phospholipids

(c)   
Hopanoides

(d)  
Proteins

Q26- In the membrane of prokaryote, Cholesterol is absent then what provides stability.

(a)   
Phospholipids

(b)  
Hopanoides

(c)   
Protein

(d)  
Carbohydrate

Q27. Which of following boundary is capable of growth, which gradually diminishes as the cell matures?

(a)   
Primary cell wall

(b)  
Secondary cell wall

(c)   
Tertiary cell wall

(d)  
Cell membrane

Q28. ____ are helical type of extrinsic protein founds on cytosolic face of membrane.

(a)   
Arginine

(b)  
Tunnel

(c)   
Spectric

(d)  
Amphipathic

Q29. The fluid nature of the membrane indicates function of-

(a)   
Cell growth

(b)  
Cell division

(c)   
Endocytosis

(d)  
All of these

Q30. Which form of diffusion of protein and lipids is possible in membrane-

(a)   
Flip flop

(b)  
Rotational

(c)   
Lateral

(d)  
Both b and c

Q31. Middle lamella is composed of-

(a)   
Pectates

(b)  
Cellulose

(c)   
Lignin

(d)  
Proteins

Q32. Plasma membrane is-

(a)   
Divisible

(b)  
Symmetrical

(c)   
Asymmetrical

(d)  
Both a and b

Q33. Cell wall is present in-

(a)   
Plant cell

(b)  
Procaryotic cell

(c)   
Algal cell

(d)  
All the above

Q34. Unit membrane model of plasmamembrane was proposed by-

(a)   
Robertson

(b)  
Singer

(c)   
Danielli

(d)  
Robert hook

Q35. Pasmodesmata name was proposed by-

(a)   
Strasburger

(b)  
Kolloker

(c)   
Meeves

(d)  
Altman

Q36. ____ helps maintain the continuity of cytoplasm between adjacent cells.

(a)   
Cell wall

(b)  
Desmotubules

(c)   
Trophoplasm

(d)  
Phagosome

Q37. Plasma membrane is-

(a)   
Selectively permeable

(b)  
Permeable

(c)   
Impermeable

(d)  
Semipermeable

Q38. Amphiphathic molecules of plasma membrane is-

(a)   
Protein

(b)  
Carbohydrates

(c)   
Phospholipids

(d)