Basic Structures of Cell

Q.

Why is a cell membrane called a selectively permeable membrane?

1. It is permeable only during certain stages of cell division.
2. It allows only selective molecules to pass through it.
3. It allows only water to pass.
4. It is made up of lipids.

Q.

What is cytosol?

Q.

What does an intracellular fluid means?

Q.

Give the function of chloroplast.

Q. In an animal cell, ___________ is generally located in the centre.

1. Nucleus
2. Mitochondria
3. Endoplasmic reticulum
4. Ribosome

Q. All plastids carry the green coloured pigment.

1. True
2. False

Q.

What is the function of chloroplast in a plant cell?

Q.

What is cytoplasm? What is its function?

Q.

There is no division of labour inside a cell.

1. Cytoplasm

2. Nucleus

Q.

What points make cytosol different from cytoplasm???

Q.

Explain why chloroplasts are found only in plants?

Q.

Do animal cells have a nucleus?

Q.

The plastids responsible for the storage of fats are-

A. Chloroplasts

B. Chromoplasts

C. Leucoplasts

D. Both (A) and (B)

Q.

The structure absent from animal cell:

1. cell wall

2. nucleus

3. mitochondria

4. all

Q.

Give the biological term for the following.

A plant with no green leaves have lack of which pigment.

Q. Which of the following occupies maximum volume inside a eukaryotic cell?

1. Mitochondrion
2. Nucleus
3. Ribosome
4. Cytoplasm

Q.

The jelly like substance present between the cell membrane and the nucleus is called the ______.

1. lysosome
2. mitochondrion
3. nucleoplasm
4. cytoplasm

Q. What is the jelly-like substance present in cells called?

Q. The jelly like substance present between the cell membrane and the nucleus is called the ______.

1. lysosome
2. mitochondrion
3. nucleoplasm
4. cytoplasm

Q.

The plastids that contain chlorophylls and are capable of carrying out photosynthesis are called _________ .

1. chloroplasts
2. chromoplasts
3. leucoplasts
4. ribosomes

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

1. Cytoplasm
2. Nucleoplasm
3. Vacuole
4. Protoplasm

Q. In addition to the cell membrane, there is an outer thick layer in cells of plants which is known as _________.

1. nuclear membrane
2. cell wall
3. nuclear wall
4. cytoplasm