Cell Biology Quiz

Which plastids are colourless?

• Chromoplasts

• Chloroplast

• Leucoplasts

• All of the above

• None of the above

An unripe green fruit changes colour when it ripens. The reason being:

• Chromoplasts changes to chlorophyll

• Chromoplasts changes to chromosomes

• Chromosomes changes to chromoplasts

• Chloroplast changes to chromoplasts

• None of the above

The phenomenon where cytoplasms shrink in a hypertonic medium is called:

• Frontolysis

• Plasmolysis

• Acidolysis

• Allolysis

• None of the above

________ is called the energy currency of the cell

• Endoplasmic reticulum

• Oxygen

• ATP

• Mitochondria

• None of the above

________ is called the powerhouse of the cell

• Mitochondria

• ATP

• Lysosomes

• Red blood cells

• None of the above

________ coined the term "cell."

• Gorbachev

• Himmler

• Robert Hooke

• Antonie van Leeuwenhoek

• None of the above

Which of the following statements is incorrect?

• Cytoplasm is also known as protoplasm

• Lysosomes are known as the suicide bags of the cell

• Mitochondria has its own DNA

• All of the above are incorrect

• None of the above

Which of the following is not a function of the vacuole in plants?

• They store toxic metabolic wastes

• They help with the process of cell division

• They help to maintain turgidity

• They provide structural support

• None of the above

Where are the essential proteins and lipids required for cell membrane, manufactured?

• Lysosome

• Chromosomes

• Endoplasmic reticulum

• Mitochondria

• None of the above

The process by which water moves through a semi-permeable membrane from a region of high concentration to a region of lower concentration, thereby equalizing water concentration is called:

• Evaporation

• Diffusion

• Osmosis

• All of the above

• None of the above