Cell Organelles

Q.

In brief, state what happens when a red blood cell is kept in a concentrated saline solution?

Q.

Plasma membrane is made up of

1. Silicon layer

2. Carbohydrate layer

3. phospho lipid layer.

4. cholesterol layer

Q.

In the plasma membrane, the quasi-fluid nature of lipid enables the lateral movement of protein within the overall bilayer.

1. True
2. False

Q.

What is the interphase nucleus?

Q.

What happens to the cell when it is placed in salt solution?

1. Bursts

2. Shrinks
   

3. Swells

4. No effect

Q.

Do all cells have a cell wall?

Q.

What is the cell wall made out of?

Q.

Why is smooth endoplasmic reticulum is known as sarcoplasmic reticulum?

Q.

Do Humans Have a Nucleus?

Q.

What are the components of the cell membrane?

Q.

The fluid present between cell membrane and nucleus is called ___ .

Q.

The protoplasm is a:

1. Precipitate

2. Suspension

3. Colloidal solution

4. True solution

Q.

The nucleus is considered to be the brain of the cell. Give reason.

Q.

What is the term for the long strands of genetic material in the nucleus?

1. Cytoplasm

2. Membrane

3. Nucleic acid

4. Chromatin

Q.

The component of the cell with hereditary material is

1. Nucleus

2. Protoplasm

3. Cytoplasm

4. Plastid

Q.

Depending upon the absence of or presence of ___on the surface of the endoplasmic reticulum, they can be smooth endoplasmic reticulum or rough endoplasmic reticulum.

Q.

The component which is considered as dynamic part of the cell is

Q.

Which of the following is true about the plasma membrane?

1. Protein

2. Carbohydrates

3. Proteins and lipid

4. Carbohydrates and lipids

Q. What is a cyclosis?

1. Circular movement of cytoplasm inside the cell
2. Up and down movement of protoplasm
3. None of the above
4. To and fro movement of nucleoplasm

Q.

Plasma membrane is made up of:

1. Silicon layer

2. cholesterol layer

3. phospho lipid layer.

4. Carbohydrate layer

Q.

The gelatin-like aqueous fluid that organelles are bathed in is _________.

Q.

What is the function of cytoplasm?

Q.

Which of the following best describes the pathway of a protein from its manufacture to its release from a cell?

1. Golgi complex - endoplasmic reticulum - Secretory vesicle

2. Endoplasmic reticulum - Golgi complex - Secretory vesicle

3. Secretory vesicle - Golgi complex - Endoplasmic reticulum

4. Golgi complex - Secretory vesicle - Endoplasmic reticulum

Q.

The organelle which synthesises lipids in a cell is -

1. Smooth Endoplasmic Reticulum

2. Rough endoplasmic reticulum

3. Golgi apparatus

4. Liposome

Q.

Cell walls are present in___ cells.

Q.

Abhi observed the following cell parts of two different cells under a microscope. He recorded his observation in the table given.
$\begin{array}{ccc}\text{Parts of cell}& Cell{}^{\prime }{X}^{\prime }& Cell{}^{\prime }{Y}^{\prime }\\ \text{Cell wall}& \text{Present}& \text{Absent}\\ \text{Cytoplasm}& \text{Present}& \text{Present}\\ \text{Nucleus}& \text{Present}& \text{Present}\\ \text{Cell Membrane}& \text{Present}& \text{Present}\\ \text{Chloroplast}& \text{Absent}& \text{Absent}\end{array}$

Identify 'X' and 'Y'

1. $\begin{array}{cc}X& Y\\ Animalcell& Plantcell\end{array}$

2. $\begin{array}{cc}X& Y\\ Plantcell& Animalcell\end{array}$

3. $\begin{array}{cc}X& Y\\ Fungalcell& Animalcell\end{array}$

4. $\begin{array}{cc}X& Y\\ Animalcell& Fungalcell\end{array}$

Q.

The organelle which synthesises lipids in cell is

1. Liposome

2. Smooth Endoplasmic Recticulum

3. Golgi apparatus

4. Rough endoplasmic reticulum

Q.

Which one of the followings cell-wall is not made up of cellulose?

1. Bacteria

2. Hydrilla

3. Mango tree

4. Cactus

Q.

Write a note on nucleus and its components.

Q.

The cell wall is present in plants not in animals.

1. True
2. False