Review Science final 1 p6

Your dad has straight hair and brown eyes, and your mom has curly hair and green eyes. What the possibility will you most likely be born with?

• blond hair and green eyes

• 
  straight hair and green eyes

• curly hair and blue eyes

Brizz has attached earlobes and dimples. he likes to play badminton and is good at singing. which of the characteristic are not inherited from his parents...

• playing badminton and good at singing

• dimples and attached earlobes

• 
  playing badminton and dimples

Which of the following is not correct about precipitation technique?

• Pigments can be made by precipitation

• Precipitation is used in sewage treatment plant to remove unwanted things in water

• Precipitation is a technique to separate solid and liquid mixture without chemical reaction

Which of the following mixtures could not be separated into its components by decanting?

• gravel in water

• flour and rice

• Beans in hot water

You've got camphor mixed with sand and you want to get rid of the sand and camphor. What's the suitable separation technique?

• sublimation

• evaporation

• sifting

Adelia is growing inside her mother's womb for nine months. which family member is she most likely to inherit genetic information?

A. sister

B. father

C. mother

D. grandparents

• A, B, C. and D

• 
  B and C

• C and D

Why is the young not identical to their parents?

• 
  because the young doesn't carry generic information both from their parents

• because the young carries generic information only from their mother

• because the young carries generic information both from their parents

Natural resources are important to us. They are classified into two kinds; renewable and non-renewable resources. What is the different between renewable and non-renewable resources?

• 
  Non-renewable resources can be replenished while renewable cannot be replenished when they run out

• Renewable resources are man-made while non-renewable resources are not man-made.

• 
  Renewable resources can be replenished while non-renewable cannot be replenished when they run out.

Which of the following is a result of the burning of fossil fuels?

1)     Increased oxygen in the air

2)     Decreased oxygen in the air

3)     Increased carbon dioxide in the air

4)     Decreased carbon dioxide in the air

• 1 and 3

• 2 and 3

• 3 and 4

Study the statements below carefully

1)    Natural gas is a renewable resource

2)    Fossil fuels are found in the ground in limited amount

3)    Gasses like carbon dioxide are released when fossil fuels are burnt

4)    Deforestation is caused the soil washes away to the other place

Which the statement above are correct?

• 1, 2, 3, and 4

• 1, 2, and 3

• 2, 3, and 4