mock 2

Question 1

hypotonic

Answer 1

cells burst

Question 2

hypertonic

Answer 2

cells shrink

Question 3

translocation

Answer 3

phloem

glucose

Question 4

transpiration

Answer 4

xylem

water and minerals

Question 5

isotonic

Answer 5

cells stay the same

Question 6

starch test

Answer 6

iodine

black blue

Question 7

lipids test

Answer 7

ethanol + water + shake

white emulsion

Question 8

proteins test

Answer 8

biuret

mauve / purple

Question 9

sugar test

Answer 9

benedict reagent + heat 2 mins

green, yellow, red

Question 10

calorimetry

Answer 10

burn and measure water temp change

Question 11

too little thyroxine

Answer 11

hypothalamus start TRH
pituitary start TSH (thyroid stimulating hormone)
thyroid start thyroxine

Question 12

too much thyroxine

Answer 12

hypothalamus stop TRH
pituitary stop TSH
thyroid stop thyroxine

Question 13

LH

Answer 13

ovulation

Question 14

FSH

Answer 14

maturation

Question 15

adrenaline on liver

Answer 15

glycogen back to glucose

Question 16

high blood glucose

Answer 16

pancreas produces insulin

liver detects and converts glucose into glycogen

Question 17

low blood glucose

Answer 17

pancreas produces glucagon

liver detects and converts glycogen into glucose

Question 18

amylase

Answer 18

carbs –> maltose (sugars)

Question 19

protease

Answer 19

proteins –> amino acids

Question 20

lipase

Answer 20

lipids –> fatty acids + glycerol