Types of Cells

Q.

To observe onion cells under a microscope, which of the following compounds would you use as a dye?

1. Methylene Blue

2. Methanol

3. Safranine

4. Ethanol

Q.

Name the smallest living cell and largest living cell? [2 MARKS]

Q.

Which of the following is a stain used to colour cheek cells for observation?

1. Safranine

2. Methylene Blue

3. Water

4. Alcohol

Q.

Which of the following is visible to the naked eye?

1. Bacteria

2. Virus

3. Mushroom

4. Amoeba

Q.

Methylene blue and safranine impart _____ to the cells.

1. shape

2. colour

3. volume

4. size

Q.

You are performing an experiment to observe a cheek cell. Which of the following is NOT required for your observation?

1. Microscope

2. Slides

3. Safranine

4. Methylene Blue

Q.

Which of the following is NOT a cell found in the human body?

1. Neuron

2. Cheek Cells

3. Muscle cell

4. Guard cells

Q.

White blood cells are involved in protecting the body against both infectious disease and foreign invaders.

1. False

2. True

Q.

The digestive system of a cockroach is associated with symbiotic _____ $\&$ _____.

1. Bacteria & Protozoa

2. Bacteria & Mites

3. Protozoa & Fungi

4. Fungi & Virus

Q.

Which of the following cells are found in plants?

1. Guard cells

2. Cheek cells

3. White blood cells

4. Neurons

Q.

Which of the following is an example of a tree-shaped cell?

1. Muscle cell

2. Onion cell

3. Cheek cell

4. Nerve cell

Q. Which among the following statement(s) is/are true ?
A: As the size of an organism increases, the size of the cells also increases.
B: As the number of cells increases, the size of the body also increases

1. Only A
2. Only B
3. Both are correct
4. Both are incorrect

Q.

You have to choose an organism that can be shown to a bunch of students as an independent living cell. Which of the following would you use?

1. Cheek cell

2. An amoeba

3. A plant cell

4. An animal cell

Q. Unstained living cells can be best studied by

1. Phase contrast microscope
2. Electron microscope
3. Fluorescent microscope
4. Polarising microscope

Q. All living cells are of the same shape and size.

1. True
2. False

Q. Which of the following is not matched correctly?

1. Muscle cell - Responsible for movement in the body
2. Red Blood Cell - Responsible for the protection against germs
3. Skin cells - Responsible for protection of the body
4. Nerve cell - Responsible for transmitting information in the body

Q. Cellular components are coloured for better observation is called:

1. Colouring
2. Dyeing
3. Staining
4. Pigmenting

Q. single unit smooth cells are connected with gap junction then why smooth muscles are not considered branched.?

Q.

Which of the following is an example of a tree-shaped cell?

1. Muscle cells

2. Nerve cells

3. Onion cells

4. Cheek cells

Q. Latex cells occur in

1. Oleander
2. Calotropis
3. Banyan
4. All of the above