EASY
9th CBSE
IMPORTANT
Earn 100
Elephants eat grass and both have cells.
Read the following sentences regarding cells, and identify the correct ones.
(i) Grass cells have cell walls and vacuoles.
(ii) Grass cells have cilia and chloroplast.
(iii) Elephant cells are bigger than grass cells.
(iv) Elephant cells have cell membranes and mitochondria.
Select the correct option:
50% studentsanswered this correctly
Important Questions on The Fundamental Unit of Life
EASY
9th CBSE
IMPORTANT
A mature plant cell has
(i) Cell wall
(ii) Plastids
(ii) Centrioles
(iv) Prominent golgi apparatus
Select the correct option:
EASY
9th CBSE
IMPORTANT
Mitochondria
(i) Powerhouse of the cell
(ii) Green in colour
(iii) Perform oxidation of food.
(iv) Consumes CO2 and liberates O2
Select the correct option:
EASY
9th CBSE
IMPORTANT
| Column (I) | Column( II) |
| A. Cell wall | (i) It is also called as cell membrane or plasma lemma. It is the limiting boundary of each cell which separates the cytoplasm from its surroundings. It is found in both plant as well as animal cells |
| B. Nucleus | (ii) They are known as power house of the cell |
| C. Plasma | (iii) It is the outermost membrane structure found outside the plasma membrane in all the plant cells, bacteria, blue- green algae, some protists, and all fungi. It is absent in the animal cells. |
| D. Mitochondria | (iv) This is the part of the protoplasm that surrounds the nucleus. |
| E. Cytoplasm | (v) This is a double membrane bound dense protoplasmic body which controls all cellular metabolism and encloses the genetic information of the cells. |
EASY
9th CBSE
IMPORTANT
| Column I | Column II |
| A. Osmosis | (i) It is a particular type of solution that has more osmotic concentration as compared to that of the cell. The amount of water is less outside as compared to the inside of the cell. |
| B. Exosmosis | (ii) It is the particular type of solution that has exactly the same water concentration as the cell |
| C. Hypertonic | (iii) Movement of water-soluble molecules from outside to the inside of a cell through the osmosis process. |
| D. Endosmosis | (iv) It is the movement of water molecules from an area of high water concentration (weak / dilute solution) to an area of low water concentration (strong/concentrated solution) through a semi permeable membrane. |
| E. Isotonic | (v) movement of water-soluble molecules from inside of a cell to outside through the osmosis process. |
Select the correct option:
EASY
9th CBSE
IMPORTANT
| Column I | Column II |
| A. Vacuole | (i) They are also called 'Suicidal Bags' |
| B. Ribosome | (ii) It is involved in cell secretion. |
| C. Lysosome | (iii) It consists of three forms- cisternae vesicles and tubules |
| D. Golgi apparatus | (iv) They help in the process of protein synthesis. |
| E. Endoplasmic reticulum | (v) These are storage sacs for solid or liquid contents |
MEDIUM
9th CBSE
IMPORTANT
| Column I | Column II |
| A. Smooth endoplasmic reticulum | (i) Amoeba |
| B. Lysosome | (ii) Nucleus |
| C. Nucleoid | (iii) Bacteria |
| D. Food vacuoles | (iv) Detoxification |
| E. Chromatin materials | (v) Suicidal bag |
EASY
9th CBSE
IMPORTANT
| Column I | Column II |
| A. Robert Hooke | (i) Cell theory |
| B. Robert Brown | (ii) Protoplasm |
| c. Schleiden and Schwann | (iii) The term cell |
| D. Von Mohl | (iv) Nucleus |
Select the correct option:
