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WorksheetsCell Structure and Functions– 2
Total questions: 41
Worksheet time: 21mins
How are the vacuoles in animal and plant cells different? What is the first statement of this audio clip?
Plant cell has a big central vacuole.
unlike a number of small vacuoles in animal cells.
How are the vacuoles in animal and plant cells different? What is the second statement of this audio clip?
Plant cell has a big central vacuole.
unlike a number of small vacuoles in animal cells.
What is the function of nucleus in a cell? What is the first statement of this audio clip?
Nucleus in addition to its role in inheritance
Acts as control centre of the activities of the cell.
What is the function of nucleus in a cell? What is the second statement of this audio clip?
Nucleus in addition to its role in inheritance
Acts as control centre of the activities of the cell.
Name the animal cell which is long and has thread like branches. What is the first statement of this audio clip?
Nerve cell (a neuron) is the only animal cell which is long.
And has thread like branches.
Name the animal cell which is long and has thread like branches. What is the second statement of this audio clip?
Nerve cell (a neuron) is the only animal cell which is long.
And has thread like branches.
A hen’s egg can be seen easily. Is it a cell or a group of cells? What is the first statement of this audio clip?
The egg of a hen represents a single cell.
And is big enough to be seen by the unaided eye.
A hen’s egg can be seen easily. Is it a cell or a group of cells? What is the second statement of this audio clip?
The egg of a hen represents a single cell.
And is big enough to be seen by the unaided eye.
Name one cell which can be seen by unaided eye. What is the first statement of this audio clip?
Some cells are big enough to be seen with the unaided eye.
Hen’s egg is an example.
Name one cell which can be seen by unaided eye. What is the second statement of this audio clip?
Some cells are big enough to be seen with the unaided eye.
Hen’s egg is an example.
What is an organ? What is the first statement of this audio clip?
An organ is a collection of different tissues .
which work together to perform a particular function in the body of an organism.
What is an organ? What is the second statement of this audio clip?
An organ is a collection of different tissues .
which work together to perform a particular function in the body of an organism.
Why nerve cells are long and have branches? What is the first statement of this audio clip?
Nerve cells are long and have branches.
so that it can receive and transfer messages.
Why nerve cells are long and have branches? What is the second statement of this audio clip?
Nerve cells are long and have branches.
so that it can receive and transfer messages.
What regulates the movement of substances into and out of the cell? What is the first statement of this audio clip?
The plasma membrane is porous.
and allows the movement of substances or materials both inward and outward.
What regulates the movement of substances into and out of the cell? What is the second statement of this audio clip?
The plasma membrane is porous.
And allows the movement of substances or materials both inward and outward.
Name the smallest and largest cell in the world. What is the first statement of this audio clip?
The smallest cell is 0.1 to 0.5 micrometre in bacteria.
The largest cell measuring 170 mm ×130 mm, is the egg of an ostrich.
Name the smallest and largest cell in the world. What is the second statement of this audio clip?
The smallest cell is 0.1 to 0.5 micrometre in bacteria.
The largest cell measuring 170 mm ×130 mm, is the egg of an ostrich.
What is cell wall? What is its function? What is the first statement of this audio clip?
Cell wall is an additional covering over the cell membrane in plant cells.
It gives shape and rigidity to these cells.
What is cell wall? What is its function? What is the second statement of this audio clip?
Cell wall is an additional covering over the cell membrane in plant cells.
It gives shape and rigidity to these cells.
What advantage does Amoeba derive by changing shape? What is the first statement of this audio clip?
The change in shape is due to formation of pseudopodia .
which facilitates movement and help in capturing food.
What advantage does Amoeba derive by changing shape? What is the second statement of this audio clip?
The change in shape is due to formation of pseudopodia .
which facilitates movement and help in capturing food.
Name a single cell present in the human body which can change its shape. What is the first statement of this audio clip?
A white blood cell (WBC) in human blood is another example of a single cell.
which can change its shape.
Name a single cell present in the human body which can change its shape. What is the second statement of this audio clip?
A white blood cell (WBC) in human blood is another example of a single cell.
which can change its shape.
Name an organism which changes its shape frequently. What is the first statement of this audio clip?
Amoeba has no definite shape, unlike other organisms.
It keeps on changing its shape.
Name an organism which changes its shape frequently. What is the second statement of this audio clip?
Amoeba has no definite shape, unlike other organisms.
It keeps on changing its shape.
How do scientists observe and study the living cells? What is the first statement of this audio clip?
They use microscopes which magnify objects.
Stains (dyes) are used to colour parts of the cell to study the detailed structure.
How do scientists observe and study the living cells? What is the second statement of this audio clip?
They use microscopes which magnify objects.
Stains (dyes) are used to colour parts of the cell to study the detailed structure.
What is plastid? What is the name of green plastids present in plant cells?
What is the first statement of this audio clip?
Coloured bodies called plastids are found in the plant cells only.
Green plastids containing chlorophyll are called chloroplasts.
What is plastid? What is the name of green plastids present in plant cells?
What is the second statement of this audio clip?
Coloured bodies called plastids are found in the plant cells only.
Green plastids containing chlorophyll are called chloroplasts.
What are the three main parts of the cell? What is the first statement of this audio clip?
The cell has three main parts, the cell membrane,
Cytoplasm which contains smaller components called organelles,
The nucleus.
What are the three main parts of the cell? What is the second statement of this audio clip?
The cell has three main parts, the cell membrane,
Cytoplasm which contains smaller components called organelles,
The nucleus.
What are the three main parts of the cell? What is the third statement of this audio clip?
The cell has three main parts, the cell membrane,
Cytoplasm which contains smaller components called organelles,
The nucleus.
Name two plant organs. What is the first plant organ you heard in this audio clip?
Roots – They help in the absorption of water and minerals.
Leaves – They are responsible for synthesis of food.
Name two plant organs. What is the second plant organ you heard in this audio clip?
Roots – They help in the absorption of water and minerals.
Leaves – They are responsible for synthesis of food.
What are unicellular organisms? Give two examples. What is the first statement of this audio clip?
The single-celled organisms are called unicellular (uni : one; cellular : cell).
Example: amoeba and paramecium.
What are unicellular organisms? Give two examples. What is the second statement of this audio clip?
The single-celled organisms are called unicellular (uni : one; cellular : cell).
Example: amoeba and paramecium.
What are pseudopodia in amoeba? What are the functions of pseudopodia? What is the first statement of this audio clip?
Pseudopodia is a temporary arm-like projection.
Pseudopodia facilitate movement and help in capturing food.
What are pseudopodia in amoeba? What are the functions of pseudopodia? What is the second statement of this audio clip?
Pseudopodia is a temporary arm-like projection.
Pseudopodia facilitate movement and help in capturing food.
What is a gene? What is its function? What is the first statement of this audio clip?
Gene is a unit of inheritance in living organisms.
It controls the transfer of a hereditary characteristic from parents to offspring.
What is a gene? What is its function? What is the second statement of this audio clip?
Gene is a unit of inheritance in living organisms.
It controls the transfer of a hereditary characteristic from parents to offspring.
