Where are protein synthesised inside the cell?

Where do the lipids and proteins constituting the cell membrane get synthesized?

What is protoplasm? Who coined this term and when?

What is the main function of vacuole in plants and animals?

What name is given to the functional segments of DNA?

Give Reasons for the Following:

Why is the cell called the structural and functional unit of life?

Give Reasons for the Following:

Why is the plasma membrane called a selectively permeable membrane?

Give Reasons for the Following:

Why are lysosomes known as suicide-bags?

Give Reasons for the Following:

Why mitochondria are known as powerhouse of the cell?

Give Reasons for the Following:

Why is it said that, “a cell without a nucleus is without any future”?

Give four differences between prokaryotic and eukaryotic cell.

Differentiate between osmosis and diffusion.

How vacuoles in plant cells differ from those in animal cells?

Give differences between plant cell and an animal cell.

What is the basic difference between:

Ribosome and Lysosome.

What is the basic difference between:

Cell wall and plasma membrane.

How do substances like CO₂ and water move in and out of the cell? Discuss.

What would happen to the life of a cell if there was no golgi apparatus?

What may happen to the size of the cell if it is placed in such solutions which vary in their concentration:

i. When placed in Hypotonic solution.

ii. When placed in Hypertonic solution.

iii. When placed in Isotonic solution.

What would happen to the life of a cell if the plasma membrane ruptures or breaks down?

How does an Amoeba obtain its food?

What is nucleoid?

What does chromosome contain?

What is the function of chromatin material?

Why do grass look green, papaya yellow and edible part of watermelon red?

It is generally said that ‘Golgi apparatus works in coordination with Endoplasmic reticulum’. Explain how.

Draw a diagram of a plant cell and Label at least eight important organelles in it.

Draw a diagram of an animal cell and label at least eight organelles in it.

Draw a diagram of a prokaryotic cell and label at least four parts in it.

What happens when egg is first put hydrochloric acid for sometimes and then placed in a concentrated salt solution?

What happens when raisins are placed in:

(a) Water at room temperature

(b) Water at 4°C

(c) Concentrated sugar solution.

Where can you find the following structures:

A. Chromoplast

B. Nucleoid

C. Cell wall

D. Golgi apparatus

E. Centrioles

F. Dictyosomes.

Cell secretions are done by:

In the cell, complex sugars are made from simple sugars by:

The cell organelles having their own DNA and ribosomes are:

Which of the following can be made into crystal?

A cell will swell up if:

Chromosomes are made-up of:

Which of these options are not a function of Ribosomes?

(i) It helps in manufacture of protein molecules

(ii) It helps in manufacture of enzymes

(iii) It helps in manufacture of hormones

(iv) It helps in manufacture of starch molecules

Plasmolysis is a plant cell is defined as:

Which of the following are covered by a single membrane?

Find out the false sentences

The cell organelle in which materials such as starch, oils and protein granules are stored is:

Functional segments of DNA are called:

The Endoplasmic Reticulum membrane is similar in structure to the:

In addition to green pigment chlorophyll, chloroplasts also contain two other pigments. These are:

1^μmis:

Lysosome arises from:

Living cells were discovered by:

Select the odd one out:

Which cell organelle plays a crucial role in detoxifying many poisons and drugs in a cell?

The proteins and lipids, essential for building the cell membrane, are manufactured by:

The undefined nuclear region of prokaryotes are also known as:

The cell organelle involved in forming complex sugars from simple sugars are:

Which out of the following is not a function of vacuole?

Amoeba acquires its food through a process, termed:

Cell wall of which one of these is not made-up of cellulose?

The plastids which are coloured, green and colourless are known respectively as:

In a non-dividing cell, DNA is present as part of chromatin material which can be seen as:

Purkinje identified the fluid substance of the cell and named it as:

Silver nitrate solution is used to study:

Organelle other than nucleus, containing DNA is:

Kitchen of the cell is:

Lipid molecules in the cell are synthesized by:

Cell arises from pre-existing cell was stated by:

Cell theory was given by:

The only cell organelle seen in prokaryotic cell is :

Organelle without a cell membrane is:

Write true or false for the following statements:

Plastids are present in both plant and animal cells.

Write true or false for the following statements:

In unicellular organisms the vacuole contains the food which an organism has consumed.

Write true or false for the following statements:

The nucleus plays a central role in cellular reproduction.

Write true or false for the following statements:

An undefined nuclear region containing only nucleic acids is called a nucleolus.

Write true or false for the following statements:

The chlorophyll in photosynthetic prokaryotic bacteria is associated with membranous vesicles but not with plastids.

Write true or false for the following statements:

The endoplasmic reticulum is a large network of membrane-bound tubes and sheets.

Write true or false for the following statements:

RER looks smooth under a microscope because it has particles called ribosomes attached to its surface.

Write true or false for the following statements:

Leucoplasts are the coloured plastids.

Write true or false for the following statements:

Vacuoles are storage sacs for solid or liquid contents.

Write true or false for the following statements:

Mitochondria have three membrane coverings.