Variety Of Living Organisms

Question 1

Fungi e.g yeast, mucor

Answer 1

• Single celled and multi cellular
• do not photosynthesise
• made from thread like structure is called hyphae
• cell walls made of chitin
• Store carbohydrates as glycogen
• Carry out saprotrophic nutrition

Question 2

Animals e.g. human, Mosquito

Answer 2

• only multicellular

- Store carbohydrate as glycogen

Question 3

Plants e.g. wheat and peas

Answer 3

• all are multicellular
• cellulose cell wall
• store carbohydrates as starch ( or sucrose )

Question 4

Protoctists e.g. amoeba, plasmodium, chlorella

Answer 4

• all are single celled

- can be pathogenic

Question 5

Bacteria e.g. pneumococcus

Answer 5

• all are single celled
• they all have a cell wall, cell membrane, cytoplasm and plasmids
• no nucleus but contain a circular chromosome of DNA
• can be pathogenic
• have a flagella (whip like structure)

Question 6

Virus e.g, HIV, Influenza

Answer 6

• all are single celled
• can only reproduce inside living cells
• can be pathogenic
• have a protein coat, strand of DNA