PICAT study guide Questions with Answers (100%
Correct Answers)
Which of these is the best explanation of how a smooth round stone
became smooth?— Answer: It was in a stream for a long time.
In a balanced aquatic ecosystem, what would have the greatest
population?— Answer: Plankton
Any astronomical body that revolves around a larger body is called—
Answer: A satellite
In chemistry, to be classified as an organic substance, a substance must
contain— Answer: Carbon atoms
what element does not contain any neutrons?— Answer: Hydrogen
The chemical formula of a compound describes the elements the
compound contains and the ......— Answer: Ratio of elements in the
compound.
What is the symbol for the hydroxyl ion?— Answer: OH-
The tympanic membranes are also know as the...— Answer: Ear drums
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,2
what would produce a chemical change?— Answer: Adding salt to the
hot water
Choking is prevented by the....— Answer: Epiglottis covering the voice
box
What do a hydrogen molecule and an oxygen molecule have in
common?— Answer: the size
What is non-renewable resource?— Answer: copper
What are the 2 main gases that make up stars?— Answer: hydrogen
and helium
the term "meiosis" is usually associated with— Answer: Reproduction
Together, two people earn 28,000. One earns 2,000 more than the other.
How much is the smaller income?— Answer: 13,000
Jerry walked a dog from 6:40am to 7:30pm one day. If he was paid at
the rate of 6$ per hour, how much did he earn that day?— Answer:
$5.00
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,3
A women is looking for a bigger square office. She finds an office twice
the area of her current office. If the perimeter of her current office is 88
feet, how many square feet is the new office?— Answer: 968 sq ft
How many feet of a chain fence are necessary to enclose a dog pen that
is square and has an area of 64 square feet?— Answer: 32
A train goes twice as fast downhill as it can go uphill, and 2/3 as fast
uphill as it can go on level ground. If it goes 120 mph downhill, how
long will it take to travel 45 miles on flat land?— Answer: 1/2 hour
The pet store had six puppies selling for 104 each and twelve kittens
selling for 24 each. Today, only two puppies and eight kittens were
left. In dollar terms, what was the ratio of sales of puppies to kittens?—
Answer: 13 to 3
Jamie just bought two boxes. The first box is square, with each side
measuring 10 units, and is 4 units high. The second box is rectangular
and has twice the volume of the square box. If the height of the second
box is 5 units, and the width is 10 units, what is the length of the
second box?— Answer: 16 units
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, 4
If the perimeter of a garden is 84 feet, what is the area of the garden?—
Answer: 441 sq ft
The price of salmon at a fish market is 5.40 per pound. This is 150% its
cost at a supermarket. How much would it cost per pound at the
supermarket?— Answer: $3.60
There are 9 red and 6 green marbles in a bag. A child reaches in the
bag and randomly takes one marble. What is the probability pf that
child getting a green marble?— Answer: .40
Each August, a restaurant's rent is adjusted to the cost of living index.
The rent has been 1,550 a month, and the cost of living index for this
August was 3.7%. What is the new rent per month?— Answer:
$1,607.35
Before being painted, a concrete play area was marked off into squares
and then into triangles. For the square shown, what is the area of the
triangular part labeled XYZ?— Answer: 32 sq ft
If the population of a certain city increased 25% in two years, the new
population was what percent of the old?— Answer: 125%
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