Official Entrance Archive
103 Solved Questions
CCS HAU Biology (जीव विज्ञान) Solved Questions
Explore all verified entrance examination questions in card view. Click "Solve & Solution" on any card to view the complete solution, KaTeX rationale, and interactive answer testing.
4-Yr B.Sc
Q.1
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Once formed, red blood cells normally have an average life span of...
4-Yr B.Sc
Q.2
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Heparin, an anticoagulant is manufactured by...
4-Yr B.Sc
Q.3
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Function of long bones in mammals is to...
4-Yr B.Sc
Q.4
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Binocular vision is seen in...
4-Yr B.Sc
Q.5
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Spermatogenesis is influenced by...
4-Yr B.Sc
Q.6
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
The type of respiration found in man is...
4-Yr B.Sc
Q.7
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
What happens if RBCs are put in a hypertonic solution...
4-Yr B.Sc
Q.8
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
In man, urea is formed in the...
4-Yr B.Sc
Q.9
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Which of the following stood erect first...
4-Yr B.Sc
Q.10
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
The first autotrophs on the earth were...
4-Yr B.Sc
Q.11
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
The ‘Use and disuse’ principle of evolution was proposed by...
4-Yr B.Sc
Q.12
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
The following is an example of inborn error in metabolism...
4-Yr B.Sc
Q.13
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Identical twins develop from...
4-Yr B.Sc
Q.14
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
The chromosomes are best studied at the following stage of mitosis...
4-Yr B.Sc
Q.15
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
A monosomic individual can be mathematically represented as...
4-Yr B.Sc
Q.16
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
In a fruit fly, a white eyed XXY female is mated to a red eyed XY male. The female progeny would be...
4-Yr B.Sc
Q.17
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
One of the following is a sex linked trait in humans...
4-Yr B.Sc
Q.18
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
First experimental evidence for triplet code was given by...
4-Yr B.Sc
Q.19
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Protein coat virus is known as...
4-Yr B.Sc
Q.20
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Chemically a gene is...
4-Yr B.Sc
Q.21
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Apes differ from man in having...
4-Yr B.Sc
Q.22
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
The disease transmitted through sexual contact is...
4-Yr B.Sc
Q.23
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Hypersensitivity of tissue occurs in...
4-Yr B.Sc
Q.24
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
The sporozoites of malarial parasites are stored in...
4-Yr B.Sc
Q.25
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
The following plant has male and female reproductive parts in the same flower...
4-Yr B.Sc
Q.26
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Opium is derived from...
4-Yr B.Sc
Q.27
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Penicillium was first isolated from...
4-Yr B.Sc
Q.28
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Which of the following is an implant?...
4-Yr B.Sc
Q.29
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Chemical nature of jute fibre is...
4-Yr B.Sc
Q.30
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
The conversion of molecular nitrogen to ammonia is known as...
4-Yr B.Sc
Q.31
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Cocaine is a powerful stimulant of...
4-Yr B.Sc
Q.32
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Diagnosis of typhoid is done by...
4-Yr B.Sc
Q.33
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Scientific study of human population is called...
4-Yr B.Sc
Q.34
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Vinegar is obtained due to biological activity of...
4-Yr B.Sc
Q.35
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
The following disease involves change in chromosome number...
4-Yr B.Sc
Q.36
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Ringworm disease is caused by...
4-Yr B.Sc
Q.37
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
The open type of circulatory system is found in...
4-Yr B.Sc
Q.38
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
The process of translation is...
4-Yr B.Sc
Q.39
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Dengue is transmitted by...
4-Yr B.Sc
Q.40
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Young of cockroach is called...
4-Yr B.Sc
Q.41
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Number of mitotic divisions required to produce 128 cells from a single cell is...
4-Yr B.Sc
Q.42
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Distance between two adjacent nitrogen bases of DNA is...
4-Yr B.Sc
Q.43
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
In addition to the nucleus, DNA also occurs in...
4-Yr B.Sc
Q.44
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
First photosynthetic organisms to develop on earth were...
4-Yr B.Sc
Q.45
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
The vector for causing sleeping sickness in man is...
4-Yr B.Sc
Q.46
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Chromosomes are stained with...
4-Yr B.Sc
Q.47
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
The universal recipient blood group is...
4-Yr B.Sc
Q.48
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Arsenic pollutant in drinking water causes...
4-Yr B.Sc
Q.49
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
In the colony of Apis indica, the one formed by parthenogenesis is...
4-Yr B.Sc
Q.50
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
The pollutant responsible for chromosomal mutations in man is...
4-Yr B.Sc
Q.51
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
While walking on smooth surface one should take small steps to ensure...
4-Yr B.Sc
Q.52
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
What happens to a vehicle travelling in an unbanked curved path if the friction between the road and tires sud...
4-Yr B.Sc
Q.53
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
A ball of mass 0.2 kg strikes an obstacle and moves at 60 0 to its initial direction. If its speed changes fro...
4-Yr B.Sc
Q.54
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
A spacecraft of mass 2000 kg moving with 600 m/s suddenly explodes into two pieces. One piece of mass 500 kg i...
4-Yr B.Sc
Q.55
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
140 N...
4-Yr B.Sc
Q.56
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
A man of mass 40 kg is at rest between the walls. If coeff. of friction between man and wall is 0.8, find the ...
4-Yr B.Sc
Q.57
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
What happens if RBCs are put in a hypertonic solution...
4-Yr B.Sc
Q.58
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
In man, urea is formed in the...
4-Yr B.Sc
Q.59
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Which of the following stood erect first...
4-Yr B.Sc
Q.60
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
The first autotrophs on the earth were...
4-Yr B.Sc
Q.61
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
The ‘Use and disuse’ principle of evolution was proposed by...
4-Yr B.Sc
Q.62
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
The following is an example of inborn error in metabolism...
4-Yr B.Sc
Q.63
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Identical twins develop from...
4-Yr B.Sc
Q.64
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
The chromosomes are best studied at the following stage of mitosis...
4-Yr B.Sc
Q.65
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
A monosomic individual can be mathematically represented as...
4-Yr B.Sc
Q.66
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
In a fruit fly, a white eyed XXY female is mated to a red eyed XY male. The female progeny would be...
4-Yr B.Sc
Q.67
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
One of the following is a sex linked trait in humans...
4-Yr B.Sc
Q.68
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
First experimental evidence for triplet code was given by...
4-Yr B.Sc
Q.69
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Protein coat virus is known as...
4-Yr B.Sc
Q.70
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Chemically a gene is...
4-Yr B.Sc
Q.71
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Apes differ from man in having...
4-Yr B.Sc
Q.72
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
The disease transmitted through sexual contact is...
4-Yr B.Sc
Q.73
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Hypersensitivity of tissue occurs in...
4-Yr B.Sc
Q.74
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
The sporozoites of malarial parasites are stored in...
4-Yr B.Sc
Q.75
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
The following plant has male and female reproductive parts in the same flower...
4-Yr B.Sc
Q.76
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Opium is derived from...
4-Yr B.Sc
Q.77
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Penicillium was first isolated from...
4-Yr B.Sc
Q.78
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Which of the following is an implant?...
4-Yr B.Sc
Q.79
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Chemical nature of jute fibre is...
4-Yr B.Sc
Q.80
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
The conversion of molecular nitrogen to ammonia is known as...
4-Yr B.Sc
Q.81
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Cocaine is a powerful stimulant of...
4-Yr B.Sc
Q.82
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Diagnosis of typhoid is done by...
4-Yr B.Sc
Q.83
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Scientific study of human population is called...
4-Yr B.Sc
Q.84
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Vinegar is obtained due to biological activity of...
4-Yr B.Sc
Q.85
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
The following disease involves change in chromosome number...
4-Yr B.Sc
Q.86
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Ringworm disease is caused by...
4-Yr B.Sc
Q.87
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
The open type of circulatory system is found in...
4-Yr B.Sc
Q.88
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
The process of translation is...
4-Yr B.Sc
Q.89
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Dengue is transmitted by...
4-Yr B.Sc
Q.90
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Young of cockroach is called...
4-Yr B.Sc
Q.91
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Number of mitotic divisions required to produce 128 cells from a single cell is...
4-Yr B.Sc
Q.92
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Distance between two adjacent nitrogen bases of DNA is...
4-Yr B.Sc
Q.93
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
In addition to the nucleus, DNA also occurs in...
4-Yr B.Sc
Q.94
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
First photosynthetic organisms to develop on earth were...
4-Yr B.Sc
Q.95
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
The vector for causing sleeping sickness in man is...
4-Yr B.Sc
Q.96
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Chromosomes are stained with...
4-Yr B.Sc
Q.97
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
The universal recipient blood group is...
4-Yr B.Sc
Q.98
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
Arsenic pollutant in drinking water causes...
4-Yr B.Sc
Q.99
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
In the colony of Apis indica, the one formed by parthenogenesis is...
4-Yr B.Sc
Q.100
MCQ
0.5M
Biology • Botany, Zoology & Genetics (HAU PYQ)
The pollutant responsible for chromosomal mutations in man is...
4-Yr B.Sc
Q.101
MCQ
0.5M
Biology • Molecular Genetics - DNA
In a double-stranded DNA molecule, if Adenine makes up 20% of the total bases, what will be the percentage of ...
4-Yr B.Sc
Q.102
MCQ
0.5M
Biology • Plant Physiology - C₄ Cycle
Kranz anatomy, characterized by prominent bundle sheath cells containing agranal chloroplasts surrounding vasc...
4-Yr B.Sc
Q.103
MCQ
0.5M
Biology • Human Physiology - Excretion
The Juxtaglomerular Apparatus (JGA) releases Renin in response to:...