14 Questions
Which of the following is a correct statement about unicellular organisms?
Unicellular organisms respire and reproduce.
Why can the majority of cells not be seen directly with our naked eyes?
Cells are microscopic.
For an animal cell, the correct combination of terms is:
Cell membrane, mitochondria, ribosome, chromosome
Which one of the following is not a part of the nucleus?
Ribosome
A suitable term for the various components of cells is:
Cell organelles
The jelly-like fluid substance present in cells is called:
Protoplasm
Which pair of organisms belongs to the group prokaryotes?
bacteria and blue-green alga
Which pair is related to the inheritance of characters?
chromosome and genes
Which statement is correct?
Genes are located in the chromosomes.
The green color of leaves is due to the presence of the pigment_____
chlorophyll
What is the unit of measurement used for expressing the dimension (size) of cells?
micrometer
The most important function of cell membrane is that it:
controls the entry and exit of materials from cells.
Paheli felt the sensation of heat and reacted due to the action of:
nerve cells
Of the following parts of a cell listed below, which part is common to plant cell, animal cell, and bacterial cell?
cell membrane
Study Notes
Characteristics of Cells
- Unicellular organisms are single-celled organisms
- Majority of cells cannot be seen directly with our naked eyes because they are microscopic
- The correct combination of terms for an animal cell is: eukaryotic, multicellular, and membrane-bound organelles
Cellular Components
- The nucleus does not have centrioles
- The suitable term for the various components of cells is organelles
- The jelly-like fluid substance present in cells is called cytoplasm
Classification of Organisms
- The pair of organisms that belongs to the group prokaryotes is bacteria and blue-green algae
- The pair of organisms related to the inheritance of characters is Gregor Mendel's pea plants
Cellular Functions
- The green color of leaves is due to the presence of the pigment chlorophyll
- The unit of measurement used for expressing the dimension (size) of cells is micrometer (μm)
Cell Membrane and Nerve Function
- The most important function of the cell membrane is that it regulates what enters and leaves the cell
- Paheli felt the sensation of heat and reacted due to the action of thermoreceptors
Test your knowledge of cell structure and functions with this set of multiple choice questions. Explore topics such as unicellular organisms, cell visibility, and cellular functions.
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