Question 1 What are the main functions of plastids? Question 2 What are the major categories of plastids? Question 3 Name the plastic which is green in colour and involved in photosynthesis? Question 4 Why plastids are called as kitchen of cell? Question 5 Describe the two membranes of plastids? Plastids They are present in plant cell but absent in animal … [Read more...] about Plastids
Class 9
Mitochondria
Question 1 What are the function of Mitochondria? Question 2 Explain the structure of Mitochondria? Question 3 Why Mitochondria is called as power house of cell? Mitochondria (Power house of cell) They are tiny bodies of varying shape(cylindrical,rod-like, spherical)distributed in cytoplasm. Each mitochondria is surrounded by double membrane. Outer membrane is porous. … [Read more...] about Mitochondria
Lysosomes
Question 1 Explain the structure of lysosomes? Question 2 What are the functions of lysosomes? Question 3 Why lysosomes are called digestive bags? Lysosomes They are simple tiny spherical sac like structures evenly distributed in the cytoplasm. Each lysosome is a small vesicle surrounded by a single membrane and contains enzymes.These enzymes are capable of … [Read more...] about Lysosomes
Golgi Apparatus
Question 1 What are the main functions of Golgi apparatus? Question 2 Explain the structure of Golgi apparatus? Golgi Apparatus (1) It consist of set of membrane bounded, fluid-filled vesicles, vacuoles and flattened cisternae. (2) Cisternae are usually packed together in parallel rows. (3) They arises from membrane of smooth ER, which in turn originates from rough … [Read more...] about Golgi Apparatus
Endoplasmic reticulum
Question 1 Where do the ribosomes get synthesised? Question 2 What are the main functions of Endoplasmic reticulum? Question 3 Give the structure of Endoplasmic reticulum? Question 4 Name two types of Endoplasmic reticulum? Question 5 Define the term membrane biogenesis? Endoplasmic Reticulum(ER) ER is a large network of membrane bound tubes and sheets. ER … [Read more...] about Endoplasmic reticulum