Discovery and Basic Structure of the CellPractice Questions & MCQs
Practice Discovery and Basic Structure of the Cell questions from The Fundamental Unit of Life (Class 9 Science) - important MCQs with answers and step-by-step solutions. Solve the sample questions below, then practice the full set free on the RankByte app.
Discovery and Basic Structure of the CellQuiz - Solve & Score
Q1. A history teacher shows a thin slice of cork viewed under a 1665 microscope, revealing tiny box-like compartments; which scientist made this observation and coined the word for these boxes?
- A.Robert Hooke
- B.Matthias Schleiden
- C.Robert Brown
- D.Anton van Leeuwenhoek
Answer: A. Robert Hooke
In 1665 Robert Hooke examined cork, saw box-like walls of dead cells, and named each box a 'cell'. Answer: Robert Hooke.
Q2. An exhibit panel says a researcher discovered a dense rounded body inside orchid cells in 1831 and gave it a lasting name; which structure and person does the panel describe?
- A.The chloroplast, by Robert Brown
- B.The cytoplasm, by Robert Hooke
- C.The nucleus, by Leeuwenhoek
- D.The nucleus, by Robert Brown
Answer: D. The nucleus, by Robert Brown
Robert Brown in 1831 observed and named the nucleus. Answer: nucleus, by Robert Brown.
Q3. Two scientists working in 1838 and 1839 proposed that all plants and all animals are built from cells; which pair is credited with this unifying idea?
- A.Schleiden and Schwann
- B.Purkinje and Golgi
- C.Hooke and Leeuwenhoek
- D.Brown and Virchow
Answer: A. Schleiden and Schwann
Schleiden (plants, 1838) and Schwann (animals, 1839) proposed the cell theory. Answer: Schleiden and Schwann.
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Where can I practise Discovery and Basic Structure of the Cell questions for Class 9 Science?
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Yes. These Discovery and Basic Structure of the Cell important questions follow the Science exam pattern (CBSE Boards, plus JEE and NEET foundation), so they help with both school and competitive prep.
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