SCIENCE_Q1_Written Work 4
Quiz by Jennifer P. Ognita
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- Q1
Choose the correct answer.
Filtration removes the impurities in a mixture using a filter paper. Which mixture will require the use of filtration method?
separating calamansi extract from its seeds
water and oil
sand and pebbles
sorting different seeds
30s - Q2
During summer season, children love to spend their time swimming in the pool. We cannot avoid impurities like leaves mixed with water in the pool. Which of the following techniques is best used in removing the leaves from the swimming pool?
distillation
evaporation
filtration
decantation
30s - Q3
Your brother accidentally mixed the iron filings and salt. Which of the following ways will he do to recover the iron filings from the mixture?
He will use decantation
He will use a magnet to get the iron filings.
He will filter the mixture.
He will use evaporation
30s - Q4
Your mother asked you to cook rice for dinner. You observe the small stones in the rice grains. What will you do to separate the small stones from the grains of rice?
filtration
winnowing
handpicking
decantation
30s - Q5
Separating mixtures can be done in different ways. Which of the following mixtures is best to be separated through hand picking?
oil and vinegar
salt and mongo seeds
nails and pins
yellow and green mangoes
30s