Cattolica Test Simulator Flashcards
In the heart, the circulatory system originates in
the left ventricle
which of the following characteristics does NOT describe viruses?
A. They multiply in host cells
B. They have ribosomes like those of bacteria
C. They do not have a nucleus
D. They do not multiply by cell division
E. They have a single type of nucleic acid
B. They have ribosomes like those of bacteria
Hereditary disease with a recessive allele. A couple wants to have children but both the man and woman have a brother with this disorder. What is the probability that their child will have it?
1/9
The chromatid is
A. a cellular organelle
B. one of the two strands arising from the duplication of the chromosome
C. a cellular structure like the chloroplasts
D. the cell containing grains of pigment in connective tissue
E. the visible material in the cell’s nucleus during the interphase, which is coloured with basic colorants
B. one of the two strands arising from the duplication of the chromosome
What is the oxidation number for oxygen in hydrogen peroxide?
-1
Which of the following sets of three elements has got semi-metallic behavior?
A. F, As, Fe
B. C, F, Na
C. Si, Na, K
D. Ca, Al, B
E. Si, As, B
E. Si, As, B
The period of the function f(x) = tg x is
pi
If the sum of the internal angles of a polygon is equal to two full circles plus five straight angles minus 540, how many sides does the polygon have
Eight
A wooden block with a mass of 2kg is placed on a rough horizontal surface. A horizontal force of 14 N applied to the block generates an acceleration of 3 m/s^2. How much friction force does the plane exert on the block?
8 N
700 seats in a Parliament are divided among 10 political parties. No two parties has the same number of seats and each party has at least 20 seats. What is the largest number of seats that the fifth-largest party can have?
116
Peter is 38, while Ulkrika says she is 36, but only if she counts 4 days out of 7. What’s the actual age difference between Peter and Ulrika?
25
what is the formula for the sum of the internal angles of a polygon?
180(n-2) = sum of internal angles
with 12 litres of oil you can fill a certain number of bottles with a capacity of 3/4 of a litre. How many litres of oil will you need to fill the same number of bottles , providing these have a capacity of 1.5 litres?
24