Q. What type of bond links amino acids together in a protein?
-
A.
Ionic bond
-
B.
Covalent bond
-
C.
Hydrogen bond
-
D.
Peptide bond
Solution
A peptide bond is a specific type of covalent bond that links amino acids together in proteins.
Correct Answer:
D
— Peptide bond
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Q. What type of bond links amino acids together in a protein? (2023) 2023
-
A.
Ionic bond
-
B.
Covalent bond
-
C.
Hydrogen bond
-
D.
Peptide bond
Solution
A peptide bond is a specific type of covalent bond that links amino acids together in proteins.
Correct Answer:
D
— Peptide bond
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Q. What type of bond links amino acids together in proteins?
-
A.
Ionic bond
-
B.
Covalent bond
-
C.
Hydrogen bond
-
D.
Van der Waals forces
Solution
Amino acids are linked by peptide bonds, which are a type of covalent bond.
Correct Answer:
B
— Covalent bond
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Q. What type of bond links amino acids together? (2023)
-
A.
Ionic bond
-
B.
Hydrogen bond
-
C.
Peptide bond
-
D.
Disulfide bond
Solution
A peptide bond links amino acids in proteins.
Correct Answer:
C
— Peptide bond
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Q. What type of bond links monosaccharides in a disaccharide?
-
A.
Ionic bond
-
B.
Covalent bond
-
C.
Hydrogen bond
-
D.
Van der Waals bond
Solution
Monosaccharides in a disaccharide are linked by a covalent bond known as a glycosidic bond.
Correct Answer:
B
— Covalent bond
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Q. What type of bond links monosaccharides in polysaccharides?
-
A.
Ionic bond
-
B.
Covalent bond
-
C.
Hydrogen bond
-
D.
Van der Waals forces
Solution
Monosaccharides are linked by glycosidic bonds, which are a type of covalent bond.
Correct Answer:
B
— Covalent bond
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Q. What type of bonding is present in alkanes?
-
A.
Ionic bonding
-
B.
Covalent bonding
-
C.
Metallic bonding
-
D.
Hydrogen bonding
Solution
Alkanes are characterized by covalent bonding between carbon and hydrogen atoms.
Correct Answer:
B
— Covalent bonding
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Q. What type of carbohydrate is cellulose? (2023)
-
A.
Monosaccharide
-
B.
Disaccharide
-
C.
Oligosaccharide
-
D.
Polysaccharide
Solution
Cellulose is a polysaccharide that provides structural support in plant cell walls.
Correct Answer:
D
— Polysaccharide
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Q. What type of carbohydrate is glucose?
-
A.
Disaccharide
-
B.
Monosaccharide
-
C.
Polysaccharide
-
D.
Oligosaccharide
Solution
Glucose is a monosaccharide, which is the simplest form of carbohydrates.
Correct Answer:
B
— Monosaccharide
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Q. What type of carbohydrate is starch?
-
A.
Monosaccharide
-
B.
Disaccharide
-
C.
Oligosaccharide
-
D.
Polysaccharide
Solution
Starch is classified as a polysaccharide, consisting of many glucose units.
Correct Answer:
D
— Polysaccharide
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Q. What type of carbohydrate is sucrose?
-
A.
Monosaccharide
-
B.
Disaccharide
-
C.
Oligosaccharide
-
D.
Polysaccharide
Solution
Sucrose is a disaccharide composed of glucose and fructose.
Correct Answer:
B
— Disaccharide
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Q. What type of charge carriers are predominant in n-type semiconductors? (2020)
-
A.
Holes
-
B.
Electrons
-
C.
Protons
-
D.
Neutrons
Solution
In n-type semiconductors, electrons are the predominant charge carriers.
Correct Answer:
B
— Electrons
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Q. What type of charge carriers are present in n-type semiconductors? (2019)
-
A.
Holes
-
B.
Electrons
-
C.
Protons
-
D.
Neutrons
Solution
In n-type semiconductors, the majority charge carriers are electrons.
Correct Answer:
B
— Electrons
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Q. What type of circuit is a potentiometer typically used in?
-
A.
Series circuit
-
B.
Parallel circuit
-
C.
Open circuit
-
D.
Closed circuit
Solution
A potentiometer is typically used in a closed circuit to measure voltage without drawing current.
Correct Answer:
D
— Closed circuit
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Q. What type of circuit is typically used in a potentiometer setup?
-
A.
Series circuit
-
B.
Parallel circuit
-
C.
Combination circuit
-
D.
Open circuit
Solution
A potentiometer setup typically uses a series circuit to ensure a constant current flows through the wire.
Correct Answer:
A
— Series circuit
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Q. What type of climate is characterized by high temperatures and heavy rainfall throughout the year? (2022)
-
A.
Desert
-
B.
Tropical
-
C.
Temperate
-
D.
Polar
Solution
A tropical climate is characterized by high temperatures and heavy rainfall throughout the year.
Correct Answer:
B
— Tropical
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Q. What type of climate is characterized by very low precipitation and extreme temperatures?
-
A.
Tropical
-
B.
Temperate
-
C.
Desert
-
D.
Polar
Solution
Desert climates are characterized by very low precipitation and can have extreme temperature variations.
Correct Answer:
C
— Desert
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Q. What type of climate is characterized by very low rainfall and extreme temperatures?
-
A.
Tropical
-
B.
Desert
-
C.
Temperate
-
D.
Polar
Solution
Desert climates are known for their low rainfall and can have extreme temperature variations.
Correct Answer:
B
— Desert
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Q. What type of climate is characterized by warm summers and cold winters with moderate precipitation? (2022)
-
A.
Tropical
-
B.
Desert
-
C.
Temperate
-
D.
Polar
Solution
The temperate climate is characterized by warm summers and cold winters with moderate precipitation.
Correct Answer:
C
— Temperate
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Q. What type of climate is found near the equator?
-
A.
Tropical
-
B.
Arid
-
C.
Temperate
-
D.
Continental
Solution
Tropical climates are typically found near the equator, characterized by warm temperatures and high rainfall.
Correct Answer:
A
— Tropical
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Q. What type of connective tissue connects muscles to bones? (2021)
-
A.
Tendons
-
B.
Ligaments
-
C.
Cartilage
-
D.
Adipose tissue
Solution
Tendons are connective tissues that connect muscles to bones, allowing for movement.
Correct Answer:
A
— Tendons
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Q. What type of connective tissue stores fat in the body? (2021)
-
A.
Adipose tissue
-
B.
Cartilage
-
C.
Bone
-
D.
Blood
Solution
Adipose tissue is a type of connective tissue that stores fat and provides insulation and cushioning.
Correct Answer:
A
— Adipose tissue
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Q. What type of crystal system does a diamond belong to? (2023)
-
A.
Cubic
-
B.
Tetragonal
-
C.
Hexagonal
-
D.
Orthorhombic
Solution
Diamond crystallizes in a cubic crystal system, specifically in a face-centered cubic lattice.
Correct Answer:
A
— Cubic
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Q. What type of curves does the equation (x^2/a^2) + (y^2/b^2) = 1 represent?
-
A.
Ellipses
-
B.
Circles
-
C.
Parabolas
-
D.
Hyperbolas
Solution
The equation (x^2/a^2) + (y^2/b^2) = 1 represents a family of ellipses with varying semi-major (a) and semi-minor (b) axes.
Correct Answer:
A
— Ellipses
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Q. What type of curves does the equation y = a + b cos(x) represent?
-
A.
Linear functions
-
B.
Cosine waves with varying amplitudes
-
C.
Parabolas
-
D.
Exponential functions
Solution
The equation y = a + b cos(x) represents cosine waves with varying amplitudes 'b' and vertical shifts 'a'.
Correct Answer:
B
— Cosine waves with varying amplitudes
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Q. What type of curves does the equation y = a e^(bx) represent?
-
A.
Linear functions
-
B.
Exponential functions
-
C.
Trigonometric functions
-
D.
Polynomial functions
Solution
The equation y = a e^(bx) represents a family of exponential functions with varying growth rates.
Correct Answer:
B
— Exponential functions
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Q. What type of curves does the equation y = a sin(bx + c) represent?
-
A.
Linear functions
-
B.
Exponential functions
-
C.
Trigonometric functions
-
D.
Polynomial functions
Solution
The equation y = a sin(bx + c) represents a family of trigonometric functions (sine waves) with varying amplitude (a) and frequency (b).
Correct Answer:
C
— Trigonometric functions
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Q. What type of curves does the equation y = a(x - h)^2 + k represent?
-
A.
Linear functions
-
B.
Parabolas
-
C.
Circles
-
D.
Ellipses
Solution
The equation y = a(x - h)^2 + k represents a family of parabolas with vertex at (h, k) and varying 'a' determining the direction and width.
Correct Answer:
B
— Parabolas
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Q. What type of curves does the equation y = e^(kx) represent?
-
A.
Linear functions
-
B.
Exponential functions
-
C.
Logarithmic functions
-
D.
Polynomial functions
Solution
The equation y = e^(kx) represents a family of exponential functions with varying growth rates (k).
Correct Answer:
B
— Exponential functions
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Q. What type of curves does the equation y = k/x represent?
-
A.
Hyperbolas
-
B.
Parabolas
-
C.
Circles
-
D.
Ellipses
Solution
The equation y = k/x represents a family of hyperbolas where k is a constant.
Correct Answer:
A
— Hyperbolas
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