Advertisements
Advertisements
प्रश्न
the question has four options. Choose the correct answer:
The word cell was given by
विकल्प
Leeuwenhoek
Robert Hooke
Flamming
Robert Brown
Advertisements
उत्तर
Robert Hooke
APPEARS IN
संबंधित प्रश्न
A plant cell can be identified from an animal cell by the :
Fill up the blank with the terms given below
The ____ is the structural unit of all living things
Match the name of the organelle given in Column A with its function given in Column B.
| Column A (Organelle) | Column B (Function) | ||
| 1 | leucoplast | a | help in cell division |
| 2 | nucleus | b | transport of material |
| 3 | ribosomes | c | making food |
| 4 | mitochondria | d | digesting foreign bodies |
| 5 | endoplasmic reticulum | e | storage of starch and proteins |
| 6 | golgi bodies | f | making the cell turgid |
| 7 | chloroplast | g | making proteins |
| 8 | centrosome | h | controlling all the vital activities of a cell |
| 9 | vacuole | i | releasing energy |
| 10 | lysosomes | j | synthesis of cell wall in a plant cell |
Write true or false for each statement. Rewrite the false statements correctly:
Growth and reproduction are based on cell division
Write a short answer.
Why are mitochondria called the powerhouse of the cell?
What was the contribution of the following to our knowledge of cells?
Schwann
Fill in the blank with a suitable word:
Cell ______ was proposed by Schleiden and Schwann.
Answer the following question.
Who discovered cells, and how?
Answer the following question.
Why is the cell called the structural and functional unit of life?
Under the microscope, Priya observes a cell that has a cell wall and distinct nucleus. The cell that she observed is
