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Living cells were discovered by:
Leeuwenhook in 1674 discovered free living cells in pond water for the first time using a new improved microscope.
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:
Lysosome arises from:
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: