science digestion

Question 1

what does mrs Gren stand for

Answer 1

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

Question 2

two types of carbohydrates

Answer 2

starch and sugar

Question 3

what are carbohydrates needed for

Answer 3

to provide energy

Question 4

what are proteins needed for

Answer 4

to build and repair muscles

Question 5

what are fats needed for

Answer 5

warmth and to store energy

Question 7

what are some minerals in our diet

Answer 7

calcium and pottasium

Question 8

why do we need calcium

Answer 8

to build and preserve bones

Question 9

why do we need fibre

Answer 9

helps with excretion

Question 10

what causes anaemia

Answer 10

lack of iron

Question 11

what causes scurvy

Answer 11

lack of vitamin c

Question 12

what causes kwashiorkor

Answer 12

protein

Question 13

what causes rickets

Answer 13

vitamin D

Question 14

what causes night blindness

Answer 14

vitamin A

Question 15

what food treats scurvy

Answer 15

lemons and oranges

Question 16

what food treats rickets

Answer 16

egg yolks and dairy

Question 17

what chemical tests for protien and what colour does it turn

Answer 17

Biuret ,purple

Question 18

what chemical tests for sugar and what colour does it turn

Answer 18

benedict,red green yellow

Question 19

what chemical tests for starch and what colour does it turn

Answer 19

iodine, black

Question 20

what is the job of the salivary gland

Answer 20

to produce saliva

Question 21

what is meant by digestion

Answer 21

the process of breaking down and absorbing food

Question 22

what is the job of the oesophagus

Answer 22

to push food into the stomach

Question 23

what is the job of the stomach

Answer 23

to contain food and mix it with acid and enzymes

Question 24

what is the job of the small intestine

Answer 24

to break down food and absorb nutrients

Question 25

what is the job of the pancreas

Answer 25

to produce enzymes

Question 26

what is the job of the large intestine

Answer 26

absorbing water and vitamins

Question 26

what are enzymes

Answer 26

the catalyst and break down food

Question 27

enzymes break down starch into which molecule

Answer 27

glucose