Organisation of Life MCQ. We covered all the Organisation of Life MCQ in this post for free so that you can practice well for the exam.
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MCQ on Organization of Life for Students
The ribosomes are made up of
1. RNA and DNA
2. DNA and proteins
3. RNA and fats
4. RNA and proteins
Option 4 – RNA and proteins
This is a network of fibres present all over the cell.
1. Cytoskeleton
2. Mitochondria
3. Nucleus
4. Lysosomes
Option 1 – Cytoskeleton
Rough endoplasmic reticulum is connected to
1. Protein synthesis
2. Lipid synthesis
3. Sugar synthesis
4. Vitamin synthesis
Option 1 – Protein synthesis
Except ribosomes other cell organelles are absent in
1. Plant cell
2. Animal cell
3. Bacterial cell
4. Virus particle
Option 3 – Bacterial cell
Micrometres (um) for 1 millimetre
1. 10
2.20
3. 1000
4.200
Option 3 – 1000
Complex molecules are broken into simple molecules in
1. Lysosomes
2. Ribosomes
3. Chromosomes
4. All
Option 1 – Lysosomes
Groups of ribosomes are called?
1. Polysomes
2. Lysosomes
3. Both (1) and (2)
4. None
Option 1 – Polysomes
Leucoplasts are
1. Green
2. Blue
3. Red
4. White
Option 4 – White
In plant cells, DNA is present in the
1. Nucleus
2. Nucleus and chloroplasts
3. Nucleus, chloroplasts and mitochondria
4. Chloroplasts and mitochondria
Option 1 – Nucleus
Suberin is a component of
1. Cell wall
2. Plasma membrane
3. Mitochondria
4. Nucleus
Option 1 – Cell wall
Centroles participate in
1. Protein synthesis
2. Cell division
3. Cell movement
4. Cell death
Option 2 – Cell division
Chromoplasts are present in
1. Roots
2. Green leaves
3. Dried leaves
4. Flowers and fruits
Option 4 – Flowers and fruits
These are absent in plant cells.
1. Cell walls
2. Vacuoles
3. Plastids
4. Centrioles
Option 4 – Centrioles
Pectin consists of these salts.
1. Calcium and manganese
2. Calcium and Zinc
3. Calcium or magnesium
4. Zinc and magnesium
Option 3 – Calcium or magnesium
This gives mechanical strength to the cell.
1. Cell wall
2. Vacuole
3. Plastid
4. Centriole
Option 1 – Cell wall
These structures penetrate through the cell walls
1. Plasmalemma
2. Plasmodesmata
3. Plasma membrane
4. Plastids
Option 2 – Plasmodesmata
These organelles are responssible for the colour of the plant cell.
1. Vacuoles
2. Cell wall
3. Golgi bodies
4. Plastids
Option 4 – Plastids
Fluid in the vacuole is called
1. Cell sap
2. Vacuolar sap
3. Both 1 & 2
4. None
Option 2 – Vacuolar sap
Plastids with DNA and ribosomes are
1. Chloroplasts
2. Chromoplasts
3. Leucoplasts
4. All
Option 1 – Chloroplasts
Centrosome consists of
1. Nucleoli
2. Centrioles
3. Chromatin
4. Plastids
Option 2 – Centrioles
Karyokinesis is the division of
1. Nucleus
2. Mitochondria
3. Ribosomes
4. Lysosomes
Option 1 – Nucleus
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