Considering plant cell, the outer layer is known as

  • compositors wall
  • primary wall
  • secondary wall
  • chitin layer

The size of an object that cannot be resolved by a light microscope is

  • 0.5µm
  • 0.2µm
  • 0.8µm
  • 0.4µm

The function of columnar epithelium is

  • movement of materials
  • protection of inner parts
  • absorption of secretions
  • release of secretions

The two centrioles are classified as

  • cyto-centrioles
  • centrosome
  • granum centriole
  • endo-centrioles

The phloem and xylem tissues are only found in

  • vascular plants
  • exocytosis plants
  • epidermal plants
  • endocytosis plants

The striped cells of skeletal muscles consist of many

  • centrosome
  • nuclei
  • nucleotide
  • granum

The hypertonic solution has relatively

  • less solvent
  • more solute
  • less solute
  • more solvent

In tracheids, the slender cells that have overlapping ends are called

  • stroma
  • thylakoids
  • tracheids
  • cristae

The example of a hypotonic solution is

  • freshwater
  • seawater
  • hydrochloric acid
  • nitric acid

The function of small vacuoles of mature plant cells is to

  • absorb water
  • absorb oxygen
  • absorb carbon dioxide
  • absorb salts

According to biologists, there are electron microscope's types in a number

  • 2
  • 3
  • 4
  • 5

The size of red blood cells (in diameter) is

  • 10µm
  • 8µm
  • 12µm
  • 5µm

The kind of diffusion in which energy does not expend during diffusion of molecules across the membrane is called

  • macro transport
  • micro transport
  • active transport
  • passive transport

The protein which is present in microtubules is called

  • mosaic protein
  • plasma protein
  • chitin protein
  • tubulin protein

The type of connective tissue is

  • adipose tissue
  • squamous tissue
  • cuboidal tissue
  • stratified tissue

In the animal cells, the number of centrioles that are located near the nucleus surface is

  • ten
  • eight
  • five
  • two

Considering the electron microscope, 1 nm is equal to

  • 1/1000, 0000 mm
  • 1/1000, 000 mm
  • 1/800, 000 mm
  • 1/10, 000 mm

The cells in which endoplasmic reticulum and mitochondria are present are

  • prokaryotic cells
  • metabolismic cells
  • eukaryotic cells
  • open system cells

The pores in cell walls of xylem cells to which cytoplasm is connected are called

  • barillas
  • plasmodesmata
  • calluses
  • nucleolus

The pressure exerted from outside on cell wall by internal water is classified as

  • hyper pressure
  • turgor pressure
  • toning pressure
  • diffusing pressure

The types of support tissues include

  • sclerenchyma tissues only
  • collenchyma tissues only
  • parenchyma tissues
  • sclerenchyma and collenchyma tissues

Electron reflects or passes through an object forming

  • image
  • magnitude
  • resolution
  • vacuum

The layer which gives elasticity and fluidity to the membrane is

  • lipid bilayer
  • mosaic bilayer
  • acidic bilayer
  • manganese bilayer

The cells that are round for accommodating globular hemoglobin are

  • mitotic cells
  • transparent cells
  • white blood cells
  • red blood cells

A photograph which is taken from a microscope is called

  • photograph
  • micrograph
  • diagraph
  • graph

The leucoplasts are plastids that stores

  • proteins
  • lipids
  • starch
  • all of above

The sacs that are risen by the inner membrane of plastids are called

  • thylakoids
  • cristae
  • vacuoles
  • chromatins

How molecules can pass through the cell membranes are

  • endocytosis and exocytosis
  • active transport
  • filtration and osmosis
  • all of above

The function of centriole is the formation of

  • cytoplasm
  • mitochondria
  • spindle fibers
  • vacuoles

An organism which carries out fermentation is

  • streptococcus pyogenes
  • yeast
  • virus
  • prions
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