THE NATURE&VARIETY OF LIVINGORGANISMS

Question 1

1.1 what is MRSCGREN

Answer 1

movement, respire, sensitivity, control, growth, reproduction, excretion and nutrition

Question 2

1.2 what 4 kingdoms are part of the eukaryotic domain

Answer 2

plants, animals, protoctista and fungi

Question 3

1.2 eukaryotes are organisms whose cells

Answer 3

contain a proper nucleus

Question 4

1.2 plants are all _____ cellular

Answer 4

multicellular
made of many specialised cells

Question 5

1.2 plants make their own complex biological molecules by

Answer 5

photosynthesis

Question 6

1.2 plant cells have

Answer 6

chloroplasts & cellulose cell wall

Question 7

1.2 plant cells store carbohydrates as

Answer 7

starch or sucrose

Question 8

1.2 example of a plant

Answer 8

peas

Question 9

1.2 animals are all _____ cellular

Answer 9

multicellular
made of many specialised cells

Question 10

1.2 animals …. to obtain nutrients (biological molecules)

Answer 10

eat other living things

Question 11

1.2 animal cells DONT have

Answer 11

chloroplasts or a cell wall

Question 12

1.2 animal cells store carbohydrates as

Answer 12

glycogen

Question 13

1.2 animals have a _______ system for …

Answer 13

nervous system for coordination and movement

Question 14

1.2 example of an animal

Answer 14

humans

Question 15

1.2 protoctista are all ______ celled

Answer 15

single

Question 16

1.2 some protoctista … others feed on …. or …..

Answer 16

photosynthesise,
living organisms
organic remains

Question 17

1.2 protoctista cells have

Answer 17

chloroplasts, cell walls and flagella

Question 18

1.2 two examples of a protoctista

Answer 18

amoeba and chlorella

Question 19

1.2 many fungi are _____ cellular

Answer 19

multi

Question 20

1.2 fungi consists of threads of cells called

Answer 20

hyphae

Question 21

1.2 the whole structure of a fungi is called a m…

Answer 21

mycelium

Question 22

1.2 some fungi have a ____________ structure (mushroom or toadstool_

Answer 22

reproductive

Question 23

1.2 fungi are fed by ____________ nutrition

Answer 23

saprotrophic

Question 24

1.2 fungi cells have

Answer 24

NO chloroplasts
a chitin cell wall
many nuclei per (large) cell

Question 25

1.2 fungi stores carbohydrates as

Answer 25

glycogen

Question 26

1.2 two examples of fungi

Answer 26

yeast and mucor

Question 27

1.3 prokaryotes means

Answer 27

they don't have a proper nucleus

Question 28

1.3 the genetic material inside a prokaryote is

Answer 28

in the cytoplasm in the form of a single circular chromosome

Question 29

1.3 some bacteria p... others are d....

Answer 29

photosynthesise others are decomposers

Question 30

1.3 (bacteria) _____________ breaks down milk sugars and is used in ______ production

Answer 30

lactobacillus is used in yoghurt production

Question 31

1.3 (bacteria) pneumococcus is pathogenic and one of the causes of

Answer 31

pneumonia

Question 32

1.3 bacteria are s___ and s_____

Answer 32

small and single-celled organisms

Question 33

1.3 bacterial cells have a

Answer 33

cell membrane controls what enters and leaves the cell

Question 34

1.3 bacterial cell wall is made of

Answer 34

peptidoglycan which maintains shape and protects the cell

Question 35

1.3 bacterial cells have a cytoplasm that

Answer 35

contains the circular chromosome where chemical reactions occur

Question 36

1.3 many bacteria also have a _____ capsule

Answer 36

slime outside the cell wall providing more protection

Question 37

1.3 many bacteria also have pl______

Answer 37

plasmids (small circled of DNA containing extra genes)

Question 38

1.3 many bacteria also have a fl_______

Answer 38

flagellum which allows the bacteria to move

Question 39

1.3 decomposers (fungi&SOMEbacteria) feed by s... nutrition

Answer 39

saprotrophic nutrition

Question 40

1.3 how does saprotrophic nutrition work

Answer 40

they secrete digestive enzymes out their cells onto the dead organism, the dead organism is broken down into small soluble molecules that are then absorbed by the decomposer

Question 41

1.3 example of bacteria

Answer 41

lactobacillus bulgaricus

Question 42

1.4 pathogens are microorganisms that

Answer 42

cause infectious disease

Question 43

1.4 pathogens harm the host by

Answer 43

releasing toxins damaging cells

Question 44

1.4 all viruses are

Answer 44

pathogens

Question 45

1.4 b_______ f____ and p__________ can also be pathogens

Answer 45

bacteria, fungi and protoctista

Question 46

1.4 viruses are a ... surrounded by

Answer 46

strand of genetic material surrounded by a protein coat

Question 47

1.4 viruses are NOT

Answer 47

cells and not alive

Question 48

1.4 to reproduce viruses,

Answer 48

enter a host cell take over ribosomes and enzymes make new virus particles the cell dies the viruses are released to infect new cells

Question 49

1.4 viruses can affect

Answer 49

ALL other organisms (tobacco mosaic virus in leaves) (influenza infects humans - cough&temp)

Question 50

1.4 example of a virus

Answer 50

tobacco mosaic virus