Forum

Nupoor1234
Nupoor1234
@nupoor1234
Noble Member
Joined: Jan 25, 2021
Last seen: May 7, 2021
Topics: 0 / Replies: 2002
Reply
Reply
Answer to: Where did Hooke demonstrate cork slice?

Hooke demonstrated cork slice in Royal society of London.

5 years ago
Reply
Answer to: Why Hooke had to take thin slices of cork?

He made thin slices of cork because the cork was solid and its details could not be seen.

5 years ago
Reply
Answer to: Why cells could not be observed before 17th century?

Cells could not be observed before 17th century because microscope was not available for viewing the cells.

5 years ago
Reply
Reply
Answer to: Name two organelles present in the plant cell but not in the animal cell.

Cell wall and chloroplast are found in plant cell but not in animal cell.

5 years ago
Reply
Answer to: What is the name given to the green plastids?

The green plastids are called chloroplasts.

5 years ago
Reply
Answer to: Explain why chloroplast are found only in plant cells?

Chloroplasts are plastids required for the food making process, called photosynthesis, and thus they are only present in plant cells.

5 years ago
Reply
Answer to: ‘Cells are the basic structural units of living organisms.’ Explain.

Different cells combine to form tissues and tissues combine to form organs. Similarly, organs combine to form body. Thus they are termed as the basic ...

5 years ago
Reply
Answer to: Where are chromosomes found in a cell? State their function.

Chromosomes are present in the nucleus. The functions of chromosomes is to carry genes on them and to transfer the character from parents to the next ...

5 years ago
Reply
Answer to: State the difference between eukaryotes and prokaryotes.

Eukaryotes: (i) Eukaryotes possess membrane-bound organ­elles. (ii) Nucleus of the cell has nuclear membrane. Example: higher plants and animal...

5 years ago
Reply
Answer to: Make sketches of animal and plant cells. State three differences between them.

Plant cells: (i) The outermost covering is a cell wall and it is made of cellulose. (ii) Plastids are present in plant cells. (iii) Large vacuo...

5 years ago
Reply
Answer to: Write short notes on the following: (a) Cytoplasm (b) Nucleus of a cell

(a) Cytoplasm: The jelly-like substance found between the nucleus and the cell membrane is called cytoplasm. It is made up of basic elements like C, H...

5 years ago
Reply
Answer to: Make a sketch of the human nerve cell. What function do nerve cells perform?

Function of nerve cells: The function of the nerve cell is to receive and transfer messages, it helps to control and coordinate the working of differe...

5 years ago
Page 15 / 101

How Can We Help?