question_answer1)
Name
two cell organelles that have their own genetic material.
question_answer2)
Name
the cell organelle, which is able to destroy a damaged cell.
question_answer4)
State
two important function of the nucleus of a cell.
question_answer5)
Which
organelles are called
(i) Power house of the cell
(ii) Suicidal bags
question_answer6)
Explain
the term ATR
question_answer8)
Label
X and Y in the following diagrams
(i)
(ii)
question_answer9)
Which
organelle is called factory of ribosomes?
question_answer11)
Why
are the ribosomes called 'protein factories'?
question_answer12)
Why
is nucleus called controller of the cell?
question_answer13)
Which
type of plastids help in photosynthesis?
question_answer14)
What
is the function of cellulose in plant cell?
question_answer15)
What
is plasmolysis?
question_answer16)
What
are genes? Where are they located?
question_answer17)
Is
there any animal cell that lacks lysosomes?
question_answer18)
Nucleus
is called as brain of the cell, why?
question_answer19)
Cell
wall is made up of which component?
question_answer20)
Who
proposed the cell theory?
question_answer22)
If
the swollen raisin is put into salt solution, what will happen?
question_answer27)
What
are chromosome made up of?
question_answer28)
Which
cell organelle is called the power house of a cell? Why?
question_answer29)
What
is endocytosis?
question_answer31)
What
are dictyosomes?
question_answer32)
Where
does the ATP synthesis occur in mitochondria?
question_answer33)
Name
two structures which are found in plant cell but not in animal cell.
question_answer34)
Name
two structure found only in animal cell but not in plant cell?
question_answer35)
What
is the role of iodine solution for a cell?
question_answer36)
Which
scientist coined the term cell?
question_answer38)
Mitochondria
and plastids are able to synthesis some of their own proteins why?
question_answer40)
Who
coined the term 'protoplasm' for the fluid substance of the cell?
question_answer42)
Which
molecules in a cell are known as the energy currency of the cell?
question_answer43)
What
is the role of ribosomes in cell?
question_answer44)
Where
stroma is present in a cell?
question_answer45)
What
is the functional segment of DNA?
question_answer46)
Which
structure is found in plant cells but absent in animal cell?
question_answer47)
Which
is the most widely occurring plastid?
question_answer48)
Name
the pigment that imparts red and yellow colour to flowers.
question_answer49)
What
does the nucleus contain?
question_answer50)
Which
solutions apart from iodine solution can be used to stain the cells?
question_answer51)
The
nuclear membrane, which envelops the nucleus is selectively permeable, why?
question_answer52)
Write
an example of diffusion in a plant.
question_answer55)
Categorise
the cells on the basis of presence or absence of nuclear membrane.
question_answer56)
What
does a chromosome contain?
question_answer58)
Illustrate
the various functions performed by a cell.
question_answer59)
Name
two nucleic acids present in cell. What is their function?
question_answer61)
Why
plant cell contain large size vacuole, as compare to animal cell?
question_answer62)
What
do you mean by plasmolysis?
question_answer63)
State
three differences between plasma membrane and cell wall.
question_answer64)
The
Golgi apparatus also called the secretory organelle of the cell'. Why?
question_answer65)
Differentiate
between diffusion and osmosis.
question_answer66)
What
would happen if cell wall is not present in plant cell?
question_answer67)
A
cell is a building block of an organism. Explain why?
question_answer74)
What
will happen to a plant cell if it is kept in sugar solution? Explain.
question_answer75)
Name
a cell organelle found only in a plant cell and name its type.
question_answer76)
Give
the differences between leucoplasts and chromoplasts.
question_answer77)
Define
membrane biogenesis?
question_answer80)
Explain
the structure of nucleus.
question_answer81)
What
are the functions of Golgi apparatus?
question_answer82)
What
are the function of lysosomes?
question_answer84)
Draw
a neat and well labelled diagram of a typical prokaryotic cell.
question_answer85)
What
are lysosomes, peroxisomes and centrosome and write their functions?
question_answer87)
State
some differences between cytoplasm and nucleoplasm.
(3)
question_answer88)
Describe
complexity in structure of organisms.
question_answer89)
Why
does the skin of your fingers shrinks when you wash clothes for a long time?
question_answer90)
Why
is endocytosis found in animals only?
question_answer98)
Why
lysosome are known as 'scavengers of the cell'?
question_answer99)
Why
do plant cell possess large sized vacuoles?
question_answer100)
How
are chromatin, chromatid and chromosome related to each other?
question_answer106)
What
are the main functions of each of the cell components?
question_answer108)
What
is the structure of mitochondria?
question_answer109)
Explain
main functional regions of a cell with the help of a diagram.
question_answer115)
What
is isotonic solution?
question_answer116)
Cell
wall is made up of which component?
question_answer117)
Give
an example of unicellular organism.
question_answer118)
Give
an example of multicellular organism.
question_answer119)
What
is osmosis?
question_answer120)
What
is active transport?
question_answer122)
Why
are lysosomes known as suicidal bags?
question_answer123)
Where
are proteins synthesised inside the cell?
[NCERT]
question_answer124)
What
is the intracellular source of digestive enzyme?
question_answer125)
What
is endocytosis?
question_answer126)
Where
are genes located?
question_answer127)
Name
two structures found in plant cells but not in animal cells.
question_answer128)
Name
two structures found in animal cells but not in plant cells.
question_answer130)
Who
discovered cells and how? [NCERT]
question_answer131)
Describe
the microscopic structure of the cell.
question_answer132)
Why
is cell called the structural and functional unit of life? [NCERT]
question_answer134)
Differentiate
between diffusion and osmosis.
question_answer135)
How
can you calculate the magnification of a microscope?
question_answer136)
What
is a cell wall and how is it formed?
question_answer139)
There
would be no plant life if chloroplasts did not exist. Justify.
question_answer140)
Why
is the Golgi apparatus called the secretary organelle of the cell?
question_answer141)
Differentiate
between smooth and rough endoplasmic reticulum.
question_answer142)
What
are the functional regions of a cell?
question_answer143)
What
would happen if the plasma membrane ruptures or breaks down? [NCERT]
question_answer145)
Which
organelle is known as the powerhouse of the cell? Why? [NCER]
question_answer147)
How
does an Amoeba obtain its food? [NCERT, NCERT Exemplar]
question_answer148)
What
is cell sap? Give its composition.
question_answer149)
What
is cytosol and cytoskeleton?
question_answer150)
What
are secretory proteins? Give an example of secretory protein.
question_answer151)
What
is membrane biogenesis? How is plasma membrane formed during this process?
question_answer153)
Why
are peroxisomes mostly found in kidney and liver cells?
question_answer154)
What
do you mean by plasmodesmata?
question_answer155)
What
is cell division? Give the types of cell division.
question_answer156)
Why
do the animal cells not have cell wall?
question_answer158)
What
is the significance of pores present on the nuclear membrane?
question_answer159)
What
is the functional difference between a plasma membrane and cell wall?
question_answer160)
What
are asters and spindle fibres?
question_answer161)
What
is the function of nuclear membrane?
question_answer162)
Write
a note on Golgi apparatus and the functions it performs.
question_answer163)
Do
you agree "A cell is a building unit of an organism". If yes, explain
why.
question_answer165)
How
will absence of any one of the cell organelle affect the cell's working?
question_answer168)
How
is a prokaryotic cell different from a eukaryoric cell?
[NCERT]
question_answer169)
Draw
a labelled diagram of mitochondria. Write the functions g mitochondria.
question_answer170)
What
is active transport? Differentiate between active and passive transport.
question_answer172)
Where
will you find more number of ribosomes-in cancer cells or in fat cells?
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Which process is demonstrated in above experiment?
Which phenomenon is this?
(i) Why raisins gets swollen?
(ii) Name the process.
