101.
How many sperms are formed from a secondary spermatocyte?
A
4
B
8
C
2
D
1
Answer :
2
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102.
Orchidectomy is the surgical removal
A
Liver
B
Kidney
C
Ovary
D
Testes
Answer :
Testes
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103.
Yellow corpus luteum occurs in mammals in
A
Heart to initiate heart beat
B
Skin to function as pain receptor
C
Brain and connects cerebral hemispheres
D
Ovary for secretion of progesterone.
Answer :
Ovary for secretion of progesterone.
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104.
Yolk is synthesized in
A
Liver
B
Fat bodies
C
A and B both
D
Sertoli cells
Answer :
A and B both
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105.
Haploid number of chromosomes are found in
A
Zygote
B
Amoeba
C
Queen honeybee
D
Ovum
Answer :
Ovum
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106.
Middle piece of mammalian sperm possesses
A
mitochondria and centriole
B
mitochondria only
C
centriole only
D
nucleus and mitochondria
Answer :
mitochondria and centriole
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107.
Normally in the head of mature sperm cytoplasm is
A
Present in large amount
B
Present in very moderate amount
C
Present in very little amount
D
Absent
Answer :
Present in very little amount
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108.
Cessation of menstrual cycle is called
A
Ovulation
B
Menopause
C
Puberty
D
Implantation
Answer :
Menopause
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109.
What is the work of progesterone which is present in oral contraceptive pills
A
To inhibit ovulation
B
To check oogenesis
C
To check entry of sperms in to cervix & to make them inactive
D
To check sexual behaviour
Answer :
To inhibit ovulation
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110.
Blastopore is the pore of
A
Archenteron
B
Blastocoel
C
Coelom
D
A. C.
Answer :
Archenteron
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