Class 8 Science Chapter 8 MCQ for 2021-2022
|Chapter: 8||Cell: Structure and Function|
|Contents:||MCQ Online Test with Answers|
MCQ Tests with Answers for Class 8 Science Chapter 8
Choose the correct statement with respect to unicellular organisms:
[A]. In unicellular organisms, tissues work in co-ordination to perform different functions.
[B]. Unicellular organisms do not require food.
[C]. Unicellular organisms respire and reproduce.
[D]. All unicellular organisms move by cilia.
Majority of cells cannot be seen directly with our naked eyes because:
[A]. Organisms are generally unicellular
[B]. Cells are microscopic
[C]. Cells are present only inside the body
[D]. Cells are grouped into tissues
Which of the following statement is or are correct?
[A]. A cell the smallest unit of life which has a definite structure and performs a specific function.
[B]. The group of cells which work together to perform a particular function is called a tissue.
[C]. An organ is a collection of different tissues which work together to perform a particular function in the body of an organism.
[D]. All the above.
The correct combination of terms with reference to an animal cell is:
[A]. Cell wall, cell membrane, nucleus, plastid
[B]. Cell wall, nucleus, ribosome, chromosome
[C]. Cell membrane, mitochondria, ribosome, chromosome
[D]. Cell membrane, ribosome, mitochondria, chloroplast.
Name the smallest cell:
[A]. Bacteria Mycoplasma
[B]. Ostrich Egg
[C]. Human Egg
[D]. Red blood Cells
A suitable term for the various components of cells is
[B]. Cell organelles
The jelly-like fluid substance present in cells is called:
[A]. Cell wall and cell membrane
[B]. Chromosome and mitochondria
[C]. Chloroplast and cell membrane
[D]. Chromosome and genes
Green colour of leaves is due to presence of the pigment:
Read the following sentences carefully, and choose the correct one:
[A]. Different organisms have different number of cells in their bodies.
[B]. The cells in multicellular organisms can have many different sizes.
[C]. The cells in multicellular organisms (plants and animals) have many different shapes.
[D]. All the above.
The part of a cell which plays a role in inheritance is:
[C]. Plasma membrane
Which of the following cell does not have a nucleus?
[A]. White blood cell
[B]. Red blood cell
[C]. Nerve cell
[D]. Muscle cell
Priya is writing some statements, choose the correct statement and help her:
[A]. The cell theory states that the basic unit of structure and function of all living organisms is the cell.
[B]. Every cell is covered by a thin layer of skin which is called cell membrane or plasma membrane.
[C]. Cytoplasm is transparent, jelly like materials which fills the cell between nucleus and cell membrane.
[D]. All the above.
The unit of measurement used for expressing the dimension (size) of cells is:
Bikash is doing his homework which is given by his teacher. Would you help him to choose the incorrect sentences?
[A]. A hen’s egg is a single cell that is big enough to be seen easily by unaided eye.
[B]. Mitochondria are called the powerhouse of cell.
[C]. Cells were discovered by Robert Hook in 1665.
[D]. Nails and hair are made up of strong cell.
Of the following parts of a cell listed below, name the part that is common to plant cell, animal cell, and a bacterial cell:
[B]. Cell wall
[C]. Cell membrane
Payel is completed her science chapter where she wrote some statements. She wants to know whether the statements are correct or not? Payel wants to take help from you:
[A]. Bacteria and blue green algae are prokaryotes.
[B]. The cell having nuclear material without a nuclear membrane around it are called prokaryotic cells.
[C]. The cells having nuclear material enclosed by a nuclear membrane and eukaryotic cells.
[D]. All the above
The thread-like structures present in the nucleus are:
Identify the statement which is true for cells:
[A]. Cells can be easily seen with naked eyes.
[B]. Insect’s egg is not a cell.
[C]. A single cell can perform all the functions in a unicellular organism.
[D]. The size and shape of cells is uniform in multicellular organisms
Which of the following is not a cell?
[A]. Red Blood Corpuscle (RBC)
Which of the following feature will help you in distinguishing a plant cell from an animal cell?
[A]. [A] Cell wall
[B]. Cell membrane
Under a microscope, Paheli observes a cell that has a cell wall but no distinct nucleus. The cell that she observes is
[A]. A plant cell
[B]. A nerve cell
[C]. An animal cell
[D]. A bacterial cell
Cheek cells do not have:
[A]. Cell membrane
[B]. Golgi apparatus
Which of the following statements are true for eukaryotic cells?
[A]. They have a well-organized nucleus and blue-green algae are eukaryotic cells.
[B]. They have a well-organized nucleus and they have a nuclear membrane.
[C]. They do not have a nuclear membrane and they have a well-organized nucleus.
[D]. They do not have a nuclear membrane and blue-green algae are eukaryotic cells.
In a science quiz competition, Payel is asked a question where she had to choose the statement which was/were incorrect?
[A]. Nucleus controls all the activity of cell.
[B]. Mitochondria are tiny structure of nucleus.
[C]. Gene is a unit of inheritance in living organisms.
[D]. Chloroplast are the green coloured organelles present in the plant cell.
How to prepare class 8 Science Chapter 8?
If you have read once the complete chapter 8, it is advised to see the important questions or MCQ based on the chapter 8 to revise it properly. It will help you to be confident in the class tests or terminal exams.