Chapter 1 - Variety Of Living Organisms

Question 1

Animals

Answer 1

.Multicellular

.No cell wall

.have nervous co-ordination > move from one place to another

.store carbohydrates as glycogen

Question 2

Fungi

Answer 2

.No photosynthesis

.single celled

.cell walls made of chitin

.feed by extra cellular secretion of digestive enzymes onto food > this is know as saprotophic nutrition

.store carbohydrates as glycogen

.example > Mucor

Question 3

Bacteria

Answer 3

.single celled > microscopic

.contain cell wall , membrane , plasmids

.SOME bacteria carry out photosynthesis but most feed off other living or dead organisms

.example > lactobacillus

Question 4

Protoctists

Answer 4

.single celled > microscopic

.some like animal cells
.some like plant cells

.Amoeba > features of animal cells
.chlorella > contain chloroplasts > features of pants cell

.Example > malaria

Question 5

Viruses

Answer 5

.small particles > smaller than bacteria

.parasitic > reproduce only in living cells

.contain a protein coat

.examples > tobacco mosaic virus

Question 6

Plants

Answer 6

.Multicellular

.contain chloroplasts > photosynthesis

.cellulose cell walls

.store carbohydrates as starch or sucrose