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Reproduction(Biology ) Questions and Answers
Home
Topic
Biology
Reproduction
Question 1.
Male copulatory organ used to transfer sperms into female reproductive tract is called
penis
testis
prepuce
rectum
Explanation:-
Answer: Option A. ->
penis
Answer:
(a).
penis
Question 2.
Uterus opens into vagina through
ovary
oviduct
cervix
urethra
Explanation:-
Answer: Option C. ->
cervix
Answer:
(c).
cervix
Question 3.
Placenta passes out through vagina
10-20 minutes after birth
10-15 minutes after birth
10-30 minutes after birth
10-45 minutes after birth
Explanation:-
Answer: Option D. ->
10-45 minutes after birth
Answer:
(d).
10-45 minutes after birth
Question 4.
Germinating pollen grain is a rich source of
cytokinin
gibberellin
auxin
rennin
Explanation:-
Answer: Option C. ->
auxin
Answer:
(c).
auxin
Question 5.
Identical gametes are also known as
heterogametes
isogametes
anisogamete
hypogametes
Explanation:-
Answer: Option B. ->
isogametes
Answer:
(b).
isogametes
Question 6.
Mature sperms are formed by differentiation in
spermatogonia
spermatids
primary spermatocytes
secondary spermatocytes
Explanation:-
Answer: Option B. ->
spermatids
Answer:
(b).
spermatids
Question 7.
Phytochrome p730 absorbs far red light at
730nm
720nm
700nm
660nm
Explanation:-
Answer: Option A. ->
730nm
Answer:
(a).
730nm
Question 8.
Phytochrome p660 absorbs red light at a wave length of
330nm
440nm
660nm
550nm
Explanation:-
Answer: Option C. ->
660nm
Answer:
(c).
660nm
Question 9.
Cloning has been used for desirable animals such as
race horses
prize bulls
human
Both a and b
Explanation:-
Answer: Option D. ->
Both a and b
Answer:
(d).
Both a and b
Question 10.
Internal fertilization occurs most often in
aquatic animals
land-based animals
microbes
amphibians
Explanation:-
Answer: Option B. ->
land-based animals
Answer:
(b).
land-based animals
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