1(a/b) The nature and variety of living organisms

Question 1

MRS GRENC

Answer 1

movement, respiration, sensitivity, growth, reproduction, excretion, nutrition, control

Question 2

eukaryotes

Answer 2

plants, animals, fungi, protoctists

Question 3

prokaryotes

Answer 3

bacteria

Question 4

multicellular organisms

Answer 4

plants, animals

Question 5

contain chloroplasts

Answer 5

plants, (bacteria)

Question 6

cellulose cell walls

Answer 6

plants

Question 7

carbs as starch/sucrose

Answer 7

plants

Question 8

plants examples

Answer 8

flowering plants such as cereal (maize), herbaceous legume (peas or bean)

Question 9

carbs as glycogen

Answer 9

animals, fungi

Question 10

animals examples

Answer 10

mammals (humans), insects (housefly and mosquito)

Question 11

is organised into a mycelium made from thread-like structures called hyphae

Answer 11

fungi

Question 12

chitin cell wall

Answer 12

fungi

Question 13

fungi examples

Answer 13

mucor (typical structure), yeast (single-celled)

Question 14

microscopic single-celled organisms

Answer 14

protoctists, bacteria

Question 15

protoctists examples

Answer 15

Amoeba (live in pond water and have animal cll features), Chlorella (more like plants)

Question 16

contain a circular chromosome of DNA

Answer 16

bacteria

Question 17

bacteria examples

Answer 17

Lactobacillus bulgaricus (used in the production of yeast), Pneumococcus (pathogen causing pneumonia)

Question 18

viruses examples

Answer 18

tobacco mosaic virus (preventing formation of chloroplasts), infuenza virus-> flu -> HIV -> AIDS