Biology
The organ in charge of digestion of proteins is:
A: Stomach
B: Liver
C: Páncreas
D: Small intestine
A: Stomach
1. The scientific notation for 890000 is:
A. 89· 104
B. 8,9 · 105
C. 890.000
D. 0,89 million
B. 8,9 · 105
1) Who is the best representation of badminton in Spain?
A. Alexia Putellas
B. Paula Brito
C. Carolina Marín
D. Lidya Valentín
C. Carolina Marín
The sequence of steps in the scientific methods is:
a) Hypothesis, experimentation, observation, analyse data, conclusion
b) Experimentation, analyse data, hypothesis, observation, conclusion
c) Observation, hypothesis, experimentation, analyse data, conclusion
d) Observation, experimentation, hypothesis, conclusion, analyse data
c) Observation, hypothesis, experimentation, analyse data, conclusion
The upper cavity of the heart is:
A. The atrium
B. The ventricle
C. The miocardium
D. The arteria
A. The atrium
2. If x +10 is 5 plus 10, what is the value of 2x?
A. 20
B. 10
C. 15
D. 5
B. 10
2) How many points are in each badminton set?
A. 20 points
B. 30 points
C. 21 points
D. 15 points
C. 21 points
The atomic number (Z) of an element indicates:
a) The number of protons
b) The number or neutrons
c) The total number of neutrons and protons
a) The number of protons
The muscle that helps in inspiration and expiration is:
A. Intercostal muscle
B. Ribs
C. Diaphragm
D. Lungs
C. Diaphragm
3. How many solutions do first degree equations have?
A. Several
B. Never has a solution
C. Two or more
D. Just one
D. Just one
3) Where did badminton appear the first time?
A. India
B. Poland
C. USA
D. Spain
A. India
According to Bohr atomic model, ¿how many electrons does the second layer fit?
8 electrons
The organ that stores urine is:
A. Kidney
B. Ureter
C. Bladder
D. Uretra
C. Bladder
4. Take common factor in this equation: 2x⁷+10x⁴-4x³+20x²
A. x³(2x⁴+10x-4+20)
B. 2x²(x⁵+5x²-2x+10)
C. 2x⁴(x³+5x-4x+20)
D. x⁷(2+10-4+20)
B. 2x²(x⁵+5x²-2x+10)
4) What is the popular oldest game in Spain?
A. Baraja Francesa
B. Domino
C. Bolos
D. Cartas
B. Domino
In the periodic table the groups number indicates:
a) The number of shells
b) The number of valence electrons
c) The number of protons
b) The number of valence electrons
The unit of the kidneys that filters the blood is
A. The neuron
B. The renal cortex
C. The renal pelvis
D. The nephron
D. The nephron
5. What is the result of the following operation? 3(x - 3)²
A. x² - 6x +9
B. 3x² + 18x +27
C. 3x² -18x +27
D. x² -18x +27
C. 3x² -18x +27
5) Which of these affirmations is false?
A. You have to let the muscle rest.
B. If you sweat more you lose more weight.
C. Is crucial to drink water after working out .
D. You burn more calories lifting weight than running.
B. If you sweat more you lose more weight.
WHAT SALT IS FORMED BY MIXING A METAL AND NON-METAL?
a) Binary salts
b) Compound salts
c) Simple salts
d) Covalent salts
c) Simple salts