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General Science MCQs

Q411: Chromosomes in the cell which are similar to each other in shape and size are called?

  • A) Homologous pair
  • B) Heterologous pair
  • C) Sister chromatids

Q412: The two chromatids are attached to each other at ______?

  • A) Telomere
  • B) Histone
  • C) Centromere

Q413: Chromosomes are thread like structures appear at the time of _____?

  • A) Cell growth
  • B) Cell death
  • C) Cell division

Q414: The microtubules arranged in a very particular pattern to form centriole are _____ in number.

  • A) 26
  • B) 23
  • C) 27

Q415: Special type of movement of specific substances through carrier protein is _____?

  • A) Facilitated diffusion
  • B) Active transport
  • C) Passive transport

Q416: Plant cell loses water and cytoplasm shrinks in a process called?

  • A) Osmosis
  • B) Deplasmolysis
  • C) Plasmolysis

Q417: Diffusion is a _____ process, which does not require energy input.

  • A) Active
  • B) Fast
  • C) Passive

Q418: Cell membrane is composed of _____ layer.

  • A) Single
  • B) Double
  • C) Triple

Q419: In plants, the cell wall is composed mainly of strong fibers of ____?

  • A) Cellulose
  • B) Starch
  • C) Proteins

Q420: Electron has a much shorter wavelength than visible light, and this allows electron microscopes to produce _____ images.

  • A) Lower-resolution
  • B) Higher-magnification
  • C) Higher-resolution