Question 21· Reproduction· WAEC
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JAMB and WAEC Biology questions: Reproduction
62 questions with answers and explanations. Tap an option to check yourself.
All topicsCell structure and organisation · 56Cellular activities · 56Co-ordination and control · 58Ecology · 71Evolution · 45Excretion · 52Growth · 45Heredity and variation · 60Nutrition · 64Reproduction · 62Respiration · 55Support and movement · 50Transport · 57Variety of organisms · 60
- Explanation and discussion
Question 22· Reproduction· JAMB
Flowers pollinated by wind usually have
Explanation and discussionQuestion 23· Reproduction· JAMB
In the flower shown, the part labelled C develops into the
Explanation and discussionQuestion 24· Reproduction· JAMB
The hormone that maintains pregnancy is
Explanation and discussionQuestion 25· Reproduction· JAMB
In flowering plants, the endosperm forms from the fusion of a male nucleus with the
Explanation and discussionQuestion 26· Reproduction· WAEC
After fertilisation, the ovary develops into the
Explanation and discussionQuestion 27· Reproduction· WAEC
The male gamete of a flowering plant is formed in the
Explanation and discussionQuestion 28· Reproduction· WAEC
Ovulation in a 28-day menstrual cycle usually occurs around day
Explanation and discussionQuestion 29· Reproduction· JAMB
Menstruation occurs when
Explanation and discussionQuestion 30· Reproduction· JAMB
The average length of the human menstrual cycle is about
Explanation and discussionQuestion 31· Reproduction· WAEC
The transfer of pollen grains from the anther to the stigma is
Explanation and discussionQuestion 32· Reproduction· JAMB
The part of a flower that receives pollen grains is the
Explanation and discussionQuestion 33· Reproduction· WAEC
After ovulation, the human egg passes towards the uterus along the
Explanation and discussionQuestion 34· Reproduction· WAEC
A fruit that develops from one flower with many separate carpels, such as the custard apple, is
Explanation and discussionQuestion 35· Reproduction· JAMB
Implantation is the
Explanation and discussionQuestion 36· Reproduction· JAMB
The umbilical cord
Explanation and discussionQuestion 37· Reproduction· JAMB
An animal that has both male and female reproductive organs, such as the earthworm, is described as
Explanation and discussionQuestion 38· Reproduction· JAMB
The hormone that maintains the lining of the uterus during pregnancy is
Explanation and discussionQuestion 39· Reproduction· WAEC
In humans, the egg is produced in the
Explanation and discussionQuestion 40· Reproduction· JAMB
Yeast reproduces asexually by
Explanation and discussion
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