SCIENCE GED TEST EXAM QUESTIONS

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SCIENCE GED TEST EXAM QUESTIONS

Qs and Ans - Expert- Explanation - ing score -80 Questions and Answers

-Format: Multiple-choice / Flashcard

Question 1: Non native species

Answer:

amount of worm (y), year (x) when shrubs remove -decreases, no. worm - decreases

Question 2: Lever

Answer:

Dis (y), Force (x), negative correlation ??????? ??????

Question 3: breathing rate

Answer:

repeat measurement for each animal

• record size

• record...

• record breathing rate

Question 4: Viral infection over 2 months period

Answer:

Birth rate (y), Death rate increases, survived remain the same, birth rate increases

Question 5: Solubility of solid

Answer:

temp increase, sugar increase

Question 6: 5 step experiment

Answer:

• identify study site,
• collect mass and plant,
• ,4. choose one that doesn't say identify ,
• analysis data and measure the mean of ph level change

Question 7: Microbial fuel cell

Answer:

Bacteria create energy and use as electricity with process by oxygen free

Question 8: Meiosis

Answer:

Tri-II help chromosome sepa

Question 9: Mitosis

Answer:

Body cell only

Question 10: light bulbs

Answer:

parent 46, daughter 23

Question 11: Biological diagram

Answer:

to show flow of energy in ecosystem

Question 12: Graph represented by info about fruit fly

Answer:

??? x ?????????, length y ???? (graph)

Question 13: Earthquake 5

Answer:

• out of 10 , percentage = 70%, 1 and 2 = 12 %

Question 14: Hydro power

Answer:

Larger funnel

Question 15: Petesus

Answer:

• , 6

Question 16: Variable that effect to Glacial expansion

Answer:

is winter temperature because temperature in the past is very lower than the present

Question 17: Independent different rock

Answer:

D = wheter rocks in the chamber

Question 18: magnetic field

Answer:

magnetic field decrease in every year because earth rotation

Question 19: why does H2 obtain more energy than He does?

Answer:

Because H2 has shorter wavelength or He has longer wavelength

Question 20: reducing reaction

Answer:

lower oxidation state of one or more substance

Question 21: Apple drop

Answer:

G ; Decrease K ; Increase

Question 22: Roller coaster diagram - position 1 to 2

Answer:

Gravitational potential energy decrease, total energy remain the same

Question 23: Research of Sommer and O'Brain about cheetah

Answer:

Sommer was more valid - examine gene, Obrain only ski n thrift

Question 24: Blood group

Answer:

AB 25%

Question 25: main idea of soft water

Answer:

A = soft water removing calcium

Question 26: Rip current

Answer:

C = cannot navigate

Question 27: Range insolation - best range

Answer:

140,000-160,000

Question 28: Catfish and frog

Answer:

four limbs