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Free download in PDF CBSE Class 11 Biology Short Questions & Answers. Here Gkseries provide Biology Solve Questions and Answers for CBSE Class 11 Students.
41
Which of the following chromosomes have arms of unequal length?
[A]
Submetacentric
[B]
Acrocentric
[C]
Metacentric
[D]
Telocentric
42
Which of these chromosomes have a very short arm?
[A]
Submetacentric
[B]
Acrocentric
[C]
Metacentric
[D]
Telocentric
43
Which of these chromosomes have centromere located at one end?
[A]
acrocentric
[B]
Telocentric
[C]
Metacentric
[D]
Submetacentric
44
Telocentric chromosomes have centromere located at
[A]
one end
[B]
both ends
[C]
center
[D]
one side
45
The morphology of the chromosome is best studied during
[A]
interphase
[B]
prophase
[C]
telophase
[D]
metaphase
46
Which of the following determines the shape of the chromosomes?
[A]
chromatids
[B]
chromatin material
[C]
shape of the centromeres
[D]
position of the centromere
Answer: position of the centromere
47
Which of these established that the units of inheritance are located on the chromosome?
[A]
Sutton
[B]
Waldeyer
[C]
Watson and Crick
[D]
Strickberger
48
Sucrose is formed of:
[A]
Glucose and Galactose
[B]
Glucose and Maltose
[C]
Clucose and Fructose
[D]
Fructose and Galactose
Answer: Clucose and Fructose
49
Glyceraldehyde is one of the:
[A]
Hexoses
[B]
Trioses
[C]
Pentoses
[D]
Tetroses
50
The manner in which different peptide chains are connected determines the:
[A]
Size of protein molecule
[B]
Shape of protein molecule
[C]
Color of protein molecule
[D]
Both A & B
Answer: Shape of protein molecule
51
Amino Acids are linked together by:
[A]
Hydrogen Bonds
[B]
Ionic Bonds
[C]
Peptide bonds
[D]
None of these
52
Each beta chain of Hemoglobin contains:
[A]
126 Amino Acids
[B]
156 Amino Acids
[C]
136 Amino Acids
[D]
146 Amino acids
53
Four polypeptide chains take part in the formation of:
[A]
Cellulose
[B]
Silk
[C]
Hemoglobin
[D]
DNA
54
Amino Acids in Insulin molecules are arranged in:
[A]
One polypeptide chain
[B]
Two Polypeptide chains
[C]
Three polypeptide chains
[D]
Four polypeptide chains
Answer: Two Polypeptide chains
55
They catalyze biological reactions in the form of enzymes:
[A]
Glucose
[B]
Sucrose
[C]
Proteins
[D]
Terpenoids
56
In living cell, protein is:
[A]
The most abundant compound
[B]
The least abundant compound
[C]
The second most abundant compound
[D]
The third most abundant compound
Answer: The second most abundant compound
57
Protoplasm of plant cell is:
[A]
Less viscous than animal cell
[B]
More viscous than animal cell
[C]
Equal in viscosity to the animal cell
[D]
None of these
Answer: Less viscous than animal cell
58
Silk is chemically:
[A]
Protein
[B]
Lipid
[C]
Wax
[D]
Carbohydrate
59
Cholesterol is:
[A]
steroid
[B]
unsaturated fatty acids
[C]
saturated fatty acids
[D]
diglyceride
60
On hydrolysis triglyceride yields
[A]
a glycerol and three fatty acids
[B]
a fatty acid and three glycerol
[C]
a glucose and three fatty acids
[D]
a maltose and two fatty acids
Answer: a glycerol and three fatty acids
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