Carotenoid pigments are found in:
I. Chloroplasts
II. Chromoplasts
III. Leucoplasts
(1) Only I
(2) Only I and II
(3) Only II
(4) I, II and III
All the following are the part of a eukaryotic cell endomembranous system except:
1. Vacuole
2. Lysosome
3. Golgi complex
4. Mitochondria
Chromatophores are:
1. present in liopolysaccharide layer of gram negative bacteria
2. colored pigments present in fluorescent bacteria
3. vesicles that store pigments in prokaryotic cells
4. extensions on membrane in cynobacteria
The tail of the phospholipid molecule:
1. | is hydrophilic and composed of phosphate |
2. | is hydrophilic and composed of saturated hydrocarbons |
3. | is hydrophobic and composed of saturated hydrocarbons |
4. | is hydrophobic and composed of unsaturated hydrocarbons |
Unless specifically stained by a vital stain like Janus Green, which of the following will not be visible under a microscope?
1. Rough endoplasmic reticulum
2. Smooth endoplasmic reticulum
3. Golgi apparatus
4. Mitochondria
Fat soluble pigments like xanthophylls are present in:
1. Chromoplasts
2. Aleuroplasts
3. Elaioplasts
4. Amyloplasts
The two types of cellular organelles that transform energy are:
(1) Chromoplasts and Leucoplasts
(2) Mitochondria and Chloroplasts
(3) Mitochondria and Endoplasmic reticulum
(4) Chloroplasts and Golgi apparatus
The arrangement of outer and central microtubules in a cilium is called the:
1. 9 + 1 pattern
2. 9 + 0 pattern
3. Flagellin pattern
4. 9 + 2 pattern
Identify the correct statement regarding the part of a cell, the structure of which is shown in the given diagram:
1. | It is not found in the plant cells |
2. | It serves to provide an attachment with a surface for a bacterial cell |
3. | The structure is made of a protein called flagellin |
4. | It can be used for movement by a eukaryotic cell |
In the given diagram of chloroplast, enzymes required for the synthesis of carbohydrates and proteins are located in:
1. | A | 2. | B |
3. | C | 4. | D |