Solved MCQs of Biology Class 9
……………. is outermost, semi rigid and non-living boundary of plants cell.
Cell memebrane
Cell wall
Nucleus
Protoplasm
…………… was English scientist.
Robert Hooke
Leeuwenhoek
Dolland
Robert Brown
The _________ is a major component of plant cell walls.
Chitin
Peptiodglycan
Cellulose
Cholesterol
Concept of “Omnis cellula e cellula” was given by :
Robert Hooke
Lorenz Oken
Robert Brown
Virchow
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