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Question
Who is odd man among us? Give reason.
Nucleolus, mitochondria, plastids, endoplasmic reticulum
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Solution
Nucleolus
Reason:
All the others are cell organelles but nucleolus is not a cell organelle present in cytoplasm.
RELATED QUESTIONS
Complete the crossword with the help of clues given below.
Across
1. This is necessary for photosynthesis.
3. Term for component present in the cytoplasm.
6. The living substance in the cell.
8. Units of inheritance present on the chromosomes.
Down
1. Green plastids.
2. Formed by collection of tissues.
4. It separates the contents of the cell from the surrounding medium.
5. Empty structure in the cytoplasm.
7. A group of cells.
What would have happened? If.........
RBCs had mitochondria.
What would have happened? If.........
Plasma membrane had not been selectively permeable.
Give functions.
Plasma membrane
Fill in the blanks :
_______ are hereditary units.
What is the difference between an organ and an organelle?
State the major function of the following :
Golgi apparatus
Put a tick mark (✓) against the correct alternative in the following statement:
The vacuole contains:
Write true or false for each statement. Rewrite the false statements correctly:
The nuclear membrane encloses a colourless, dense fluid called nucleoplasm
Write true or false for each statement. Rewrite the false statements correctly:
Ribosomes are the sites of respiration in a cell
