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New York State 8th. Grade Science Test

Practice Test 1: Short Answer questions

This test is based on the New York State Intermediate Level Science Test Sampler*

This part of the test is all short answers. In this review you are to put your answers in the box then click on submit. You will be able to check your answers with the correct one.

Directions (22-24) Base your answers on the following diagrams and data table

 

 

22) State the relationship between the mass attached to the end of the spring and the length the spring is stretched.

23) Predict how many centimeters the spring will stretch if the total mass of 700 grams were attached.

24) What Mass would be needed to stretch the spring to a length of 6o cm?

 

Directions (25-26) Base your answers on the following diagrams and data table

 

In a certain plant, the gene for tall height(T) is dominant over the gene for the short height(t). The Punnett square above shows the results of a cross between a pure tall plant and a pure short plant.

25) What percentage of the offspring would be tall plants?

26) Which process is represented by the use of the Punnett square?

  1. natural selection
  2. sexual reproduction
  3. pollination
  4. mutation

 

Directions (27-31) Base your answers on the following diagram

 

The numbers in the diagram are only for the identification of each animal.

27) What is the number of the producer in this food web?

28) What is the number of the herbivore in this food web?

29) What is the number of the carnivore in this food web?

30) What is the number of the omnivore in this food web?

31) Explain why removing the snake from this food web might result in a decrease in the grasshopper population.

 

Directions (32-33) Base your answers on the following diagram

32) Which type of reproduction is shown in the diagram?

33) How does the genetic material of the daughter cell compare to the gentic material of the parent cell?

 

Directions (34-3) Base your answers on the following diagram
 The arrows indicate that the elements may combine to form either a mixture of iron and sulfur orthe compound iron sulfide

 

34) How could a student use a magnet to indicate that combining iron and sulfur to produce the mixture of iron and sulfur is a physical change?

35) What evidence indicates that a chemical change took place when the iron and sulfur combined to form iron sulfide?

Directions (36-37) Base your answers on the following diagram

 

 

36) As the candle burns, which energy transformation occurs?


37) As the bell rings, which energy transformation occurs ?

 

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