Table of Contents
- Time Limit: 15 minutes is the time limit to complete the quiz.
- Multiple Choice: Each question have multiple answer choices.
- One Correct Answer: Only one answer choice is correct for each question.
- No Negative Marking: There is no penalty for incorrect answers.
Class 9 Chemistry Chapter 5 The Fundamental Unit Of Life Quiz-4 Questions
Welcome to Quiz 4 of Class 9 Science Chapter 5: The Fundamental Unit of Life. This free online quiz will test your knowledge on the essential concepts of cells, their structure, and their functions. It’s a great way to revise key topics like cell theory, organelles, and differences between plant and animal cells. Get ready to challenge yourself and strengthen your understanding.
Class 9 Science Chapter 5 The Fundamental Unit Of Life Quiz 4
Questions: Cell theory proposed by Schleiden and Schwann does not explain:
a. Cell is the structural unit of all organisms.
b. All cells arise from pre-existing cells.
c. Cell is the functional unit of all living organisms.
d. All living organisms are composed of cells and products of cells.
Answer:
Correct option is B
Cell theory proposed by Schleiden and Schwann explains that Cell is the structural and functional unit of all living organisms. All living organisms are composed of cells and products of cells. Rudolph Virchow stated that all cells arise from pre-existing cells.
Questions: The microscope used by Robert Hooke was:
a. Simple microscope
b. Compound microscope
c. Light microscope
d. Both B and C
Answer:
Correct option is A
Cells were first discovered by Robert Hooke in 1665. He observed the cells in a cork slice with the help of a primitive microscope.
Questions: The first compound microscope was discovered by:
a. Antony Van Leeuwenhoek
b. Jan Swammerdam
c. Janssen
d. Felice Fontana
Answer:
Correct option is C
The first compound microscope was discovered by Janssen. The Janssen microscope can magnify images approximately three times when fully closed and up to ten times when extended to the maximum.
Questions: Robert Hooke discovered cells in the cork of Oak tree. Which material you are supposed to use to find the cell discovered by Robert Hooke?
a. Onion peel
b. Cheek cells
c. Match stick
d. Both A and B
Answer:
Correct option is C
Cork has dead cells which resembles the cells found in Matchstick. Onion peel cells and Cheek cells are living cells.
Questions: The first microscope was invented around ____ years ago.
a. 250
b. 300
c. 350
d. 275
Answer:
Correct option is C
Hans and Zacharias Janssen created the first microscope in 1590.
Questions. Which was considered as a mild stone in the history of science?
a. Discovery of “cell” by Robert Hooke
b. Discovery of “Nucleus” by Robert Hooke
c. Discovery of “Nucleus” by Robert Brown
d. None of the above
Answer:
Correct option is A
Discovery of “cell” by Robert Hooke was considered as a mild stone in the history of science.
Questions: Classical period of cell biology is observed in the ________ century
a. 18th
b. 19th
c. 20th
d. 21st
Answer:
Correct option is B
The 19th century is considered as the age of cellular biology, the 20th and 21st centuries were characterized by the developments in molecular biology.
Questions: The book Micrographia was written by:
a. Robert Hooke
b. Knoll and ruska
c. Leeuwenhoek
d. Schlieden and Schwann
Answer:
Correct option is A
The book Micrographia was written by Robert Hooke
Questions: Bacteria were first discovered by:
a. Robert Hooke
b. Janssen
c. Leeuwenhoek
d. Robert Brown
Answer:
Correct option is C
Antony Van Leeuwenhoek, a Dutch microscopist was the first to observe bacteria and protozoa.
Questions: Compound microscope was discovered by:
a. Zacharias janssen
b. Dujardin
c. Leeuwenhoek
d. Robert Hooke
Answer:
Correct option is A
Compound microscope was discovered by Zacharias Janssen.
Questions: Robert Hooke wrote a book entitled ____________
a. Enquiry into plants
b. Historia Plantarum
c. Micrographia
d. Origin of species
Answer:
Correct option is C
Robert Hooke wrote a book entitled Micrographia.
