Last updated on August 30th, 2023 at 10:28 pm
Icse class 6 biology the cell question answer
Fill in the blanks
The smallest unit of life is the ________.answer: cell
The ________ controls the flow of substances in and out of the cell.answer: cell membrane
An organism made up of many cells is called a ________.answer: multicellular organism
The ________ supports a plant cell because it is made up of a tough material called cellulose.answer: cell wall
The colorless, jelly-like viscous substance present in the cell is called ________.answer: protoplasm
The smallest cell is the bacteria ________.answer: mycoplasma
The organelle that helps in making food in a plant cell is called the ________.answer: chloroplast
The largest cell is the ________ egg.answer: ostrich
The cytoplasm and nucleus together are known as ________.answer: protoplasm
The organisms made up of only one cell are known as ________ organisms.answer: unicellular
Animal cells lack a ________ and ________, except for the rotozoan euglena.answer: cell wall, plastids
Plant cells lack a ________ and ________.answer: centrosome, centrioles
Answer the following questions
What is the function of the cell membrane?
Answer: the cell membrane controls the flow of substances in and out of the cell.
What is protoplasm made up of?
Answer: protoplasm is made up of four elements: carbon, hydrogen, nitrogen, and oxygen.
What is the difference between unicellular and multicellular organisms?
Answer: unicellular organisms are made up of only one cell, while multicellular organisms are made up of many cells.
What is the role of cytoplasm in the cell?
Answer: the cytoplasm is responsible for giving a cell its shape, filling out the cell, and keeping organelles in their space.
What is the difference between animal cells and plant cells?
Answer: animal cells are generally smaller in size, lack a cell wall and plastids, and have centrosomes and centrioles. Plant cells are larger in size, have a rigid cell wall of cellulose, and contain plastids, but lack centrosomes and centrioles.
What is the smallest cell and what type of organism does it belong to?
Answer: the smallest cell is mycoplasma, and it belongs to bacteria.
What is the largest cell?
Answer: the largest cell is the ostrich egg.
What is a cell?
