EASY
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Chloroplasts are non-pigmented plastids found in non-photosynthetic plants.

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Important Questions on Cell Structure and Micro-organisms

MEDIUM
Science>Biology>Cell Structure and Micro-organisms>Cell and its Features
What are the different types of plastids? State their functions.
EASY
Science>Biology>Cell Structure and Micro-organisms>Cell and its Features

Match the statement in column A with those in Column B.

S.No Column A S.No Column B
1. Cell (a) Plant cells
2. Nucleus (b) Tiny structures inside cells
3. Cell wall (c) Unit of living body
4. Chloroplast (d) Boss of the cell
5. Cytoplasm (e) Green pigment present
6. Organelles (f) Jelly-like substance between cell
membrane and nucleus
EASY
Science>Biology>Cell Structure and Micro-organisms>Cell and its Features
Explain why, chloroplast are found only in plants cells.
MEDIUM
Science>Biology>Cell Structure and Micro-organisms>Cell and its Features
There is one unicellular animal organism with a single flagellum with chloroplast in its cell name it. How would you establish that it is an animal and not a plant?
EASY
Science>Biology>Cell Structure and Micro-organisms>Cell and its Features
Why are the following structures important to a plant cell?
(a) Cell wall (b) Chloroplast
EASY
Science>Biology>Cell Structure and Micro-organisms>Cell and its Features
What is a plastid? What is the name of green plastids present in plant cells?
EASY
Science>Biology>Cell Structure and Micro-organisms>Cell and its Features
Study the table given below and answer the questions that follow.
Cell Nucleus Cell wall Cell membrane Plastid
Cell A Yes Yes Yes Yes
Cell B Yes No Yes No
Cell C No Yes Yes No

Which of the cell is a plant cell?
EASY
Science>Biology>Cell Structure and Micro-organisms>Cell and its Features
Animal cells lack?
MEDIUM
Science>Biology>Cell Structure and Micro-organisms>Cell and its Features
Label the different parts numbered 1 to 6 of the cell indicated by guidelines in the figure shown alongside :
HARD
Science>Biology>Cell Structure and Micro-organisms>Cell and its Features
Draw the general diagram of a plant cell and label it.
HARD
Science>Biology>Cell Structure and Micro-organisms>Cell and its Features
You are given two prepared slides for study. One is showing onion peel and the other showing cheek cells, but they are not labelled. You are required to find out which is which? How would you do it?
MEDIUM
Science>Biology>Cell Structure and Micro-organisms>Cell and its Features
Animals depend on plastids present in plant cells. Explain how. (Hint: Think about the food chain.)
EASY
Science>Biology>Cell Structure and Micro-organisms>Cell and its Features
What is the function of chloroplasts in a plant cell?
MEDIUM
Science>Biology>Cell Structure and Micro-organisms>Cell and its Features
What do you mean by plastids? How many types of plastids do we have? Write down their names.
EASY
Science>Biology>Cell Structure and Micro-organisms>Cell and its Features
Bacteria are prokaryotic cells. Which of the following structures is found in both bacteria and plant cells ?
MEDIUM
Science>Biology>Cell Structure and Micro-organisms>Cell and its Features
What is the function of a cell wall in a plant cell?
MEDIUM
Science>Biology>Cell Structure and Micro-organisms>Cell and its Features
Explain why chloroplasts are found only in plant cells?
MEDIUM
Science>Biology>Cell Structure and Micro-organisms>Cell and its Features

Match the items in column I with those in column II.

Column I Column II
1. Xylem a. Semipermeable
2. Phloem b. Permeable
3. Cell membrane c. Downward flow of sap
4. Root pressure d. Upward flow of water
5. Cell wall e. Guttation
EASY
Science>Biology>Cell Structure and Micro-organisms>Cell and its Features
What parts are present only in plant cells?
EASY
Science>Biology>Cell Structure and Micro-organisms>Cell and its Features
What is the difference between an onion cell and a cheek cell in regard to the outermost layer?