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Biology 11 NCERT > Cell > Flashcards

Cell Flashcards

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1
Q

Ribosome

A

Protein synthesis

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2
Q

Endoplasmic reticulum

A

Transportation of material

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3
Q

Vacoule

A

Storage of water air enzymes and other materials
Sap
Excretory products
Have outer membrane-tonoplast

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4
Q

Lysosome

A

Cellular enzymes present

Phagocytosis of cell debris

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5
Q

Mitrochondria

A

Production of ATP

Cellular respiration

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6
Q

Anton von leuwenhock

A

Described living cell

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7
Q

Robert brown

A

Discovered nucleas

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8
Q

Theodore schwann

A

Studied plasma membrane

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9
Q

Cell theory was given by

A

Schleiden and schwann

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10
Q

Omnis cellula-e cellula

A

Rudolf virchow

Every cell arise from pre existing cell

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11
Q

Structures present in both eukaryotic and prokaryotic cells

A 
Ribosome
Plasma membrane
Cytoplasm
Chromosomes
DNA
Vacoules
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12
Q

Structure present in both plant and animal cell

A 
Mitrochondria
Golgi appratus
Rough and smooth endoplasmic reticulum
Nucleas
Cytoplasm 
Ribosome
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13
Q

Special structure present in plant cell

A

Chloroplast
Large vacoule
Cell wall

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14
Q

Smallest cell

A

Mycoplasma bacterial cell

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15
Q

Largest single cell

A

Egg of ostrich

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16
Q

Longest cell

A

Nerve cell

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17
Q

PPLO prokaryotic cell

A

pleuro pneumonia like organisms

Prokaryotic cell

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18
Q

Mesosome

A

Differentiated form of cell membrane

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19
Q

70-S Subunits

A

50-S+30-S

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20
Q

Inclusion bodies

A

Reserve material stored in prokaryotic cells

21
Q

Gas vacoules are present in which photosynthetic bacterias:

A

Purple
Green
Blue green
Photosynthetic bacterias

22
Q

Types of protein in plasma membrane

A

Intrinsic

Peripheral

23
Q

Plasma membrane model

A

Fluid mosaic model
By singer and Nicolson
Quasi-fluid nature of lipid
Enables movement of proteins withing bi-layer

24
Q

Fluid nature of cell membrane helps

A

Cell growth
Cell division
Secretion
Intercellular junctions

25
Q

Types of transport in cells

A

Active

Passive

26
Q

Types of passive transport

A

Diffusion

Osmosis

27
Q

Types of diffusion

A

Simple

Facilitated

28
Q

Transport against the concentration gradient

A

Active transport
Uses ATP
Sodium Potassium pump

29
Q

Motile structures in cell

A

Cilia

Flagella

30
Q

Types of presence of flagella on cell

A 
Monotrichous
Amphitricous
Cephalotrichous
Peritrichous
Lophotrichous
31
Q

Layers of cell envelope

A

Glycocalyx

32
Q

Forms of glycocalyx in prokaryotes

A

Capsule

Slime

33
Q

Cytoskeleton include

A

Microtubules

Microfilaments

34
Q

Special structure present in animal cell

A

Centriole

35
Q

Function of centriole

A

Cell division
Signals nucleas to go on opposite poles
Formation of spindle fibres

36
Q

Another name for intrinsic protein

A

Integral protein

37
Q

Algae Cell wall may be made up of

A

Cellulose
Galactans
Mannans
Minerals

38
Q

Plant cell wall consists

A

Cellulose
Hemi-cellulose
Pectins
Proteins

39
Q

Structure in plant cell wall connecting cytoplasm of two cells

A

Plasmodesmata

40
Q

Endoplasmic reticulum+golgi appratus+lysosome+vacoule

A

Endomembrane system

41
Q

Compartments of ER

A

Luminal

Extra luminal

42
Q

function of SER

A

Lipid synthesis

43
Q

Two ends of golgi

A

Cis/convex
Nucleas
Trans/concave/forming face/maturing face

44
Q

Function of golgi

A

Transportation

Formation of glycoprotein+glycolipid

45
Q

Lysosomal enzymes

A 
Lipases
Nucleases
Proteases
Carbohydrases
Active in low ph
46
Q

Contractile vacoule

A

Amoeba

47
Q

Only double membrane bound orgenells

A

Mitrochondria
Semi autonomous orgenell
Chloroplast

48
Q

Ribosome consist of

A

Rna+protein

Biology 11 NCERT (8 decks)

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