Which gas is released when metal reacts with acid?
Anonymous Quiz
4%
Oxygen
9%
Nitrogen
77%
Hydrogen
10%
Carbon dioxide
Which of the following is an example of a Lewis acid?
Anonymous Quiz
18%
NH₃
9%
H₂O
68%
AlCl₃
5%
OH⁻
Which of the following is the powerhouse of the cell?
Anonymous Quiz
1%
Nucleus
98%
Mitochondria
1%
Ribosome
0%
Golgi body
What is the functional unit of the kidney?
Anonymous Quiz
8%
Neuron
90%
Nephron
1%
Alveolus
1%
Villus
Which vitamin is known as the sunshine vitamin?
Anonymous Quiz
8%
Vitamin A
4%
Vitamin B
10%
Vitamin C
78%
Vitamin D
Which of the following carries oxygenated blood?
A)
B) C) D)
A)
B) C) D)
Anonymous Quiz
15%
Pulmonary artery
80%
Pulmonary vein
4%
Superior vena cava
1%
Inferior vena cava
Which part of the brain controls balance and coordination?
Anonymous Quiz
18%
Cerebrum
55%
Cerebellum
15%
Medulla oblongata
13%
Hypothalamus
The noble gas with the lowest boiling point is:
Anonymous Quiz
72%
Helium
7%
Neon
3%
Argon
18%
Krypton
Which of the following has the highest boiling point?
Anonymous Quiz
65%
H₂O
9%
H₂S
5%
H₂Se
21%
H₂Te
Which of the following solutions will have the lowest freezing point?
(A)
(B) (C) (D)
(A)
(B) (C) (D)
Anonymous Quiz
10%
0.1 M NaCl
23%
0.1 M glucose
56%
0.1 M CaCl₂
11%
0.1 M urea
Which organelle is known as the "powerhouse of the cell"?
Anonymous Quiz
1%
Nucleus
97%
Mitochondria
2%
Ribosome
0%
Golgi apparatus
What is the basic unit of a protein?
Anonymous Quiz
7%
Nucleotide
5%
Monosaccharide
88%
Amino acid
1%
Fatty acid
Which type of RNA carries the genetic code from the DNA to the ribosome?
Anonymous Quiz
14%
rRNA
36%
tRNA
49%
mRNA
1%
snRNA
The fluid mosaic model describes the structure of:
Anonymous Quiz
8%
Cell wall
85%
Plasma membrane
5%
Cytoplasm
1%
Nucleus
Which of the following is an example of a polysaccharide?
Anonymous Quiz
12%
Glucose
10%
Fructose
71%
Starch
7%
Maltose
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Which of the following is a SI unit of pressure?
Anonymous Quiz
25%
Atmosphere (atm)
68%
Pascal (Pa)
3%
Torr
4%
Bar