The size of brain cell is

  • 0.007 mm
  • 0.006 mm
  • 0.005mm
  • 0.004mm

The magnification of electron microscope is about

  • 2000 times
  • 3000 times
  • 1000 times
  • 4000 times

Group of cells that are similar in task and nature form a

  • Tissue
  • organ
  • organism
  • cytoplasm

A red pigment made of iron, present in the red blood cells is known as

  • hemoglobin
  • oxygen
  • carbon dioxide
  • nucleus

Vascular bundles are mostly found in

  • flower
  • plant stem
  • leaves
  • roots

In plant cells, there is a cell wall outside the cell membrane. This cell wall is made up of

  • DNA
  • cellulose
  • chloroplast
  • mitochondria

In women, the epithelial tissues with cilia are also present in

  • intestine
  • fallopian tube
  • adrenal system
  • stomach

A cell that is modified to boost the performance of nerve impulse is known as

  • palisade
  • root hair
  • nerve cell
  • red blood

Blood can be examined by an automated machine known as

  • telescope
  • microscope
  • microphone
  • Polari meter

Tissues that provide movement of body are known as

  • nerve tissue
  • epidermal tissues
  • muscle tissue
  • epithelial tissue

A group of organs that works together to convert food into basic components for assimilation is known as

  • skeletal system
  • respiratory system
  • nervous system
  • digestive system

The border of cell that allow some substance to enter is known as

  • nucleus
  • cell membrane
  • cytoplasm
  • vacuole

Organisms made up of huge amount of cells(like humans) are known as

  • multicellular
  • unicellular
  • epithelial
  • epidermal

A cell that transports oxygen from lungs to the body and carbon dioxide from body to the lungs is known as

  • nerve
  • root hair
  • palisade
  • red blood

Palisade cells are made up of

  • flattened cells
  • muscles
  • nerves
  • chlorophyll

Electrons are sub-atomic particles that rule the outer part of the

  • photon
  • particle
  • atom
  • molecule

The rotating part of the microscope is known as

  • turret
  • arm
  • diaphragm
  • turret

Organs that involve in excretory system are

  • kidney
  • ureter
  • bladder
  • all of them

Cytoplasm consists of small particles which perform different functions, these particles are known as

  • cell wall
  • cellulose
  • organelles
  • chloroplast

An organ of plant that absorbs water and mineral salts for photosynthesis and other processes is known as

  • stem
  • roots
  • leaves
  • flower
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