Advertisements
Advertisements
प्रश्न
What is the function of the following?
Ribosomes
उत्तर
Ribosomes - It is the site of protein synthesis.
APPEARS IN
संबंधित प्रश्न
Make a comparison and write down ways in which plant cells are different from animal cells.
Write short notes on the following.
Cytoplasm
Try to find the names of four cell organells hidden in this maze, (hint: The hidden words can appear horizontally or vertically; forwards or backward or even mixed up). Write them in the lines provided. For example : “NUCLEUS” in the last row, seven backward letters.
| A | J | F | B | H | E | M | O | E | L | O | U | C | A | V |
| H | V | L | E | U | C | O | P | L | A | S | T | N | O | E |
| C | H | R | O | M | O | P | L | A | S | T | X | T | E | R |
| S | U | E | L | C | U | N | W | P | L | A | S | T | I | D |
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 a short answer.
Why is a cell called the structural unit of a living organism?
Write a short answer.
Why are mitochondria called the powerhouse of the cell?
Justify the statement "cell is the basic unit of life"
Give one main function of the following:
Chloroplast
Fill in the blank with a suitable word:
Cell ______ was proposed by Schleiden and Schwann.
the question has four options. Choose the correct answer:
Chromosomes are made up of
