Test: Introduction To Cell

5 Questions MCQ Test Science Class 9 | Test: Introduction To Cell

This mock test of Test: Introduction To Cell for Class 9 helps you for every Class 9 entrance exam. This contains 5 Multiple Choice Questions for Class 9 Test: Introduction To Cell (mcq) to study with solutions a complete question bank. The solved questions answers in this Test: Introduction To Cell quiz give you a good mix of easy questions and tough questions. Class 9 students definitely take this Test: Introduction To Cell exercise for a better result in the exam. You can find other Test: Introduction To Cell extra questions, long questions & short questions for Class 9 on EduRev as well by searching above.

Which microscope made it possible to observe the complex structure of cell and its organelles?


Electron  microscope is used to understand the complex structure of the cell and its various organelles. when was it discovered.


Which biologist proposed the cell theory along with Schwann?


The cell was first discovered by Robert Hooke in 1665 using a microscope. The first cell theory is credited to the work of Theodor Schwann and Matthias Jakob Schleiden in the 1830s.


The cells present in the cork slice are:


Cells of cork slice are non living. hence the cells are dead cells.


What will happen, a when a human RBC is a placed in a hypotonic environment?


RBCs (Red Blood Corpuscles) will swell if they are placed in a hypotonic solution. The cells will gain water by osmosis. The cells might burst and rupture if they are placed in hypotonic solution for a longer time.


In which year the nucleus of the cell was discovered?


The cell nucleus was discovered by Antonie van Leeuwenhoek in the 18th century. He first observed its structure in a sample of salmon blood. However, its intricate details were furnished by Robert Brown in the year 1831.

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