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WorksheetsScience is all around us - Days 3+4
Total questions: 16
Worksheet time: 17mins
Yeasts: Which statements are true?
Yeasts are fungi.
Yeasts need organic material to live.
Yeasts are macroorganisms.
Yeasts never impact (=beeinflussen) our health.
Yeasts like it warm (38°C) and sweet.
Yeasts: Which statement is true?
Yeasts don't need oxygen.
Yeasts can produce CO2.
There are about 5000 different kinds of yeast.
Yeasts work best at -273.15°C.
Yeasts: Which gas is produced when baking bread with yeast? (it makes the bread rise = aufgehen)
carbon dioxide
hydrogen
methane
oxygen
Blood sugar: The normal blood sugar curve... (2 answers)
goes up and down gently during the day
goes up and down sharply during the day
is low before a meal and higher afterwards
is high before a meal and low afterwards
After a meal, the normal blood sugar level is between 200 and 250 mg/dl.
true
false
Which of these is NOT one of the 3 major nutrients (Nährstoffe)?
proteins (Eiweiß, Proteine)
carbohydrates (Kohlenhydrate)
fibre (Ballaststoffe)
fats (Fette)
What are the building blocks of proteins?
amino acids
beta bases
creatin compounds
delta data blocks
Which foods are rich in proteins?
eggs
nuts
flour
fruits
dairy products
Experiment - Denaturation of proteins: Which samples formed flocs (i.e. contained protein)?
apple juice
cow's milk
soy drink
water
egg white
Plastic waste: Why is it important to reduce waste? (2 answers)
because Greenpeace says so
because waste causes environmental problems
because a lot of waste ends up in rivers, lakes and oceans and harms animals living there
Who said that? That's fake news!
What can everybody do to reduce plastic waste?
make and use beeswax wraps
use a reusable (=wiederverwendbar) shopping bag
eat all the plastic packaging after use
burn all the plastic waste
bury (=vergraben) your waste in your garden
What do you need to make your own beeswax wraps?
honey
beeswax
cotton fabric
lye (sodium hydroxide solution)
iron
Which statements are true?
Beeswax mixes with water.
Bee keepers (Imker) use beeswax wraps to catch bees.
You can use beeswax wraps to wrap food or cover bowls.
You can use beeswax wraps to wrap beeswax.
Nutrition facts labels: A product which contains 70 grams of sugar (per 100 g product) ... (2 answers)
... should not be eaten too often
... will give you diabetes
... does not exist
... can be part of a healthy diet
A healthy diet... (3 answers)
is balanced (a bit of everything).
contains lots of vegetables and some fruit.
contains crisps and fizzy drinks every day.
might contain a bit of chocolate from time to time
Science is all around us because... (3 answers)
... bad companies pollute (verschmutzen) the environment with poisonous gases
... we couldn't live without it
... it helps us understand the miracle of life (das Wunder des Lebens)
... we can't escape it ;-)
No, it's not - all scientists are wrong and they only tell lies - humans are definitely NOT responsible for (verantwortlich für ) climate change!
