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NCERT solutions Science Class 8 chapter 8 Cell - Structure and Functions

Chapters

NCERT Science Class 8

Science Textbook For Class 8

Chapter 8 - Cell - Structure and Functions

Page 98

Indicate whether the following statements are True (T) or False (F).

Unicellular organisms have one-celled body. (T / F)

Q 1.1 | Page 98

Indicate whether the following statements are True (T) or False (F).

Muscle cells are branched. (T / F)

Q 1.2 | Page 98

Indicate whether the following statements are True (T) or False (F).

The basic living unit of an organism is an organ. (T / F)

Q 1.3 | Page 98

Indicate whether the following statements are True (T) or False (F).

Amoeba has irregular shape. (T / F)

Q 1.4 | Page 98

Make a sketch of the human nerve cell. What function do nerve cells perform?

Q 2 | Page 98

Write short notes on the following.

Cytoplasm

Q 3.1 | Page 98

Write short notes on the following.

Nucleus of a cell

Q 3.2 | Page 98

Which part of the cell contains organelles?

Q 4 | Page 98

State the difference between eukaryotes and prokaryotes

Q 5 | Page 98

Make sketches of animal and plant cells. State three differences between them.

Q 5 | Page 98

Where are chromosomes found in a cell? State their function.

Q 7 | Page 98

Cells are the basic structural units of living organisms’. Explain

Q 8 | Page 98

Explain why chloroplasts are found only in plant cells?

Q 9 | Page 98

Complete the crossword with the help of clues given below.

Across

1. This is necessary for photosynthesis.

3. Term for component present in the cytoplasm.

6. The living substance in the cell.

8. Units of inheritance present on the chromosomes.

Down

1. Green plastids.

2. Formed by collection of tissues.

4. It separates the contents of the cell from the surrounding medium.

5. Empty structure in the cytoplasm.

7. A group of cells.

Q 10 | Page 98

NCERT Science Class 8

Science Textbook For Class 8
S