To magnify further, we use the

  • nosepiece
  • turret
  • fine adjustment
  • coarse focus

Electron microscope is an invention that uses the beam of

  • neuron
  • electron
  • neutron
  • proton

The wall of the cell that surrounds the cytoplasm is known as

  • cell membrane
  • cell wall
  • cytoplasm
  • vacuole

A semi-solid/jelly like substance present in both, animal and plant, cells is known as

  • cytoplasm
  • organelles
  • nucleus
  • Cellulose

Animal cells do not contain

  • chloroplast
  • cytoplasm
  • nucleus
  • cell membrane

The mesophyll layer present under the upper epidermis of the leaf is known as

  • palisade
  • root hair
  • spongy
  • nerve

When the specimen comes in a broad focus, we should turn the knob of

  • fine adjustment
  • coarse adjustment
  • condenser lens
  • illumination

Different tissues when combine, they form

  • system
  • protein
  • organs
  • vacuole

Electron microscope is much more powerful than

  • light microscope
  • compound microscope
  • simple microscope
  • stereo microscope

The human skeleton contains ___ bones

  • 210
  • 205
  • 206
  • 218

The platform where you put the specimen is known as

  • coarse
  • Stage
  • diaphragm
  • turret

The function of the nucleus present in the nerve cell is to

  • send away impulses
  • receive nerve impulses
  • stop signals
  • none of them

Epidermal tissue is found on

  • parts of plants
  • parts of animal
  • in parasites
  • none of them

A system in the body that helps in the circulation of blood around the body is known as

  • respiratory system
  • nervous system
  • Circulatory system
  • Excretory system

The hair like structures present in our throat that push mucus and other waste out of the lungs are known as

  • axon
  • cilia
  • dendrites
  • nucleus

Red blood cells lack the presence of

  • nucleus
  • vacuole
  • cell wall
  • cytoplasm

The lens of the microscope is known as

  • eyepiece
  • iris
  • coarse focus
  • condenser lens

Iris should be adjusted until the light is properly focused over the

  • fine focus
  • nosepiece
  • eyepiece
  • turret

The function of the palisade mesophyll layer is to

  • reproduction
  • absorption of light
  • hold the plant
  • fertilization

A component that connects the base with eyepiece lens and turret is known as

  • stage
  • turret
  • arm
  • diaphragm
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