Q.11 Plastids are only found in the
A) Animals and Plants C) Plants
B) Animals D) Viruses
Q.12 Plasma membrane is chemically composed of
A) Phospholipids only C) Lipids and carbohydrates
B) Lipids and proteins D) Glycoproteins
Q.13 Endoplasmic reticulum contains a system of flattened membrane-bounded sacs which are
named as
A) Cristae C) Cisternae
B) Marks D) Tubules
Q.14 Lipids synthesis / metabolism takes place in which of the following organelle?
A) Mitochondria C) Rough endoplasmic reticulum
B) Vacuoles D) Smooth endoplasmic reticulum
Q.15 Ribosomes exist in two forms, either attached with RER or freely dispersed in the
A) Tonoplast C) Cytoplasm
B) Golgi bodies D) SER