Lysosomes

Q.

Match the items given in Column I with that in Column II.

Column 1	Column 2
Smooth endoplasmic	Amoeba
Lysosome	Nucleus
Nucleoid	Bacteria
Food vacuoles	Detoxification
Chromatin material and nucleolus	Suicidal bag

Q.

Why do lysosomes have a low ph?

Q.

What are some features of apoptotic cells?

Q.

How do lysosomes kill bacteria?

Q.

Define Autolysis. Name the cell organelle involved in it.

Q.

Are sperm cells prokaryotic?

Q. Why are lysosomes called the 'suicide bags' of the cell?

1. Their enzymes can digest the cell.
2. They have no particular function.
3. They destroy vesicles of the cell.
4. They kill their surrounding cells.

Q.

Why are enzymes of lysosomes also called acid hydrolases?

Q.

What is the function of a Lysosome? [3 MARKS]
Why are they known as suicide bags?

Q.

How do lysosomes help in fertilization of the human sperm?

Q.

The cell organelle in which hydrolytic enzymes are stored is:

1. Plastid

2. Centrosome

3. Lysosome

4. Mitochondria

Q.

Lysosome can digest unwanted particles inside the cell

1. True

2. False

Q.

What part of a city is like the lysosomes?

Q.

Which of the following organelles are called as 'the suicide bags' of the cell?

1. Mitochondria

2. Lysosomes

3. Golgi apparatus

4. Centrosome

Q. A cell organelle containing hydrolytic enzymes is

1. Mesosome
2. Lysosome
3. Ribosome
4. Microsome

Q.

How many layers does the lysosome have in Its membrane?

Q. Which of the following cell organelles destroy the damaged cells?

1. Golgi apparatus
2. Lysosomes
3. Centrosome
4. Ribosome

Q.

Which of the following statements would justify that lysosomes are formed out of Golgi apparatus?

1. The lysosome has the same structure as Golgi apparatus

2. The lysosome is usually attached to the Golgi body

3. The Golgi apparatus is involved in the packaging of proteins

4. The Golgi apparatus produces the membrane of the lysosome

Q.

1. Give 3 examples of cell structures which contain structural protein ?

2. What is the other type of protein in a cell ?

Q. Glucose is broken down into a 3-carbon compound called in the cytoplasm of the cell.

1. carbon dioxide
2. ethanol
3. pyruvate

Q.

Do cancer cells have lysosomes?

Q.

The cell organelles which contain hydrolytic enzyme is

Q.

Lysosomes remove the organic debris. Give reason

Q. which organelle is involved in the formation of lysosomes ?

Q. Glucose is broken down into a 3-carbon compound called in the cytoplasm of the cell.

1. carbon dioxide
2. ethanol
3. pyruvate

Q. Lysosome membrane has molecules which prevents it from self-destruction by the enzymes present inside it.

1. protein
2. sugar
3. inorganic
4. lipid

Q.

What is apoptosis?

1. Programmed death of a cell

2. Living organism committing suicide

3. Killing of cell by other cell

4. Natural death of a cell

Q.

Which of the following are the functions of the lysosome?

1. Break down bacteria that may enter the cell

2. Clean out damaged structures

3. Plasma membrane repair

4. Energy metabolism

Q. The organelle which is known as the scavenger of the cell is

1. Centrosome
2. Glyoxysome
3. Lysosome
4. Vacuole

Q.

______ contains 40 different enzymes that help in destroying foreign substances.

1. Suicide bags

2. None of the above

3. Water bags

4. Air bags