Cellular structure

Q.

Which among the following is not a unicellular organism?

1. Amoeba
2. Humans
3. Paramoecium
4. Bacteria

Q.

Which of the following is an example of a unicellular organism?

1. rose plant

2. goat

3. amoeba

4. man

Q.

How big is a human cell?

Q.

In which case does a single cell constitute a whole organism?

Q.

With respect to cells, which of the following is a characteristic of living things?

1. Size of the cell

2. Presence of a cellular structure

3. Organisation of the cells

4. Number of cells present

Q. (a) Amoeba and Paramecium belong to which category of organisms.

(b) Which instrument is used to observe cells?

(c) A hen’s egg is a cell or a group of cell?

Q. A single-cell organism is called
(a) multicellular organism
(b) unicellular organism
(c) heterotrophs
(d) None of these

Q.

Which of the following can be made into crystal?

1. (a) A Bacterium

2. (b) An Amoeba

3. (c) A Virus

4. (d) A Sperm

Q.

All living cells are of the same shape and size.

1. True

2. False