Cell

1. Which of the following is a single unit of life?

• A cell

• An organism

• A Seedling

Which of the following living things is/are made up of millions of cells?

A.Man

B. Yeast

C. Mango tree

• A only

• A and B Only

• B only

3. Which of the following organism(s) is/are made up of only one cell?

A. Yeast

B. Seedling

C. Bacteria

• A only

• B only

• C only

Which of the following are absent in an animal cell?

• Nucleus

• Cell wall

• Cell membrane

Which of these control all the activities of a cell?

• Cell membrane

• Cytoplasm

• Nucleus

A continuous process takes place in our body which allows cells to multiply. What is this process called?

• Cell division

• Cell production

• Cell replacement

Which of the following statements about bacteria is/are true?

A. They are single-celled organisms

B. They are made up of more than one cell

C. They are so small that a pinhead can hold a million of them

• A only

• A and C only

• B and C only

Cell division takes place in our bodies to enable us to

B. replace old cells which die

A. grow

B.reproduce

C.replace old cells which die

• A only

• A and C only

• A,B and C only

1. Unicellular living things can be seen with the help of a…………………………

• Cell wall

• Microscope

1. In a plant cell, the……………………

supports the cell and gives it a regula

shape.

• Cytoplasm

• Cell wall