Reproduction questions

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Reproduction question collection

Review Reproduction questions for Biology, with correct answers shown and coverage across human reproductive organs; fertilisation and pregnancy; plant reproduction and pollination.

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Question 1

What is puberty?
  1. Development into reproductive maturity
  2. Fertilisation of an egg cell
  3. Implantation of an embryo
  4. Completion of all body growth

Question 2

Which is the male gamete in humans?
  1. Sperm cell
  2. Egg cell
  3. Embryo
  4. Placenta

Question 3

Which is the female gamete in humans?
  1. Egg cell
  2. Sperm cell
  3. Zygote
  4. Foetus

Question 4

What is fertilisation?
  1. Fusion of sperm and egg nuclei
  2. Release of an egg from an ovary
  3. Implantation of an embryo in the uterus
  4. Shedding of the uterine lining

Question 5

Where does fertilisation usually happen in humans?
  1. Oviduct
  2. Uterus
  3. Ovary
  4. Cervix

Question 6

Where does an embryo normally implant?
  1. In the lining of the uterus
  2. In the lining of the oviduct
  3. In the wall of the ovary
  4. In the lining of the cervix

Question 7

What is the main role of the placenta?
  1. Exchange substances between mother and foetus
  2. Produce hormones for sperm formation
  3. Store urine made by the foetus
  4. Pump blood through the umbilical cord

Question 8

How can smoking during pregnancy harm the foetus?
  1. Reduce the oxygen reaching it
  2. Increase the oxygen reaching it
  3. Speed up nutrient transfer to it
  4. Increase blood flow through its lungs

Question 9

How long does a full-term human pregnancy last?
  1. \(40\,\mathrm{weeks}\)
  2. \(4\,\mathrm{weeks}\)
  3. \(20\,\mathrm{weeks}\)
  4. \(80\,\mathrm{weeks}\)

Question 10

What is ovulation?
  1. Release of an egg cell from an ovary
  2. Fusion of sperm and egg nuclei
  3. Shedding of the uterine lining
  4. Development of a foetus in the uterus

Question 11

What happens to the uterine lining before a possible pregnancy?
  1. It thickens
  2. It forms an egg cell
  3. It becomes the placenta
  4. It moves into the oviduct

Question 12

Which structure carries sperm from the testes?
  1. Sperm duct
  2. Oviduct
  3. Uterus
  4. Placenta

Question 13

What is pollination in flowering plants?
  1. Transfer of pollen from anther to stigma
  2. Fusion of male and female nuclei in an ovule
  3. Growth of a seed into a new plant
  4. Transfer of water from roots to leaves

Question 14

Which feature is typical of insect-pollinated flowers?
  1. Bright petals and nectar
  2. Small dull petals and exposed anthers
  3. Feathery stigma hanging outside
  4. No scent and no nectar

Question 15

Which feature is typical of wind-pollinated flowers?
  1. Feathery stigma and exposed anthers
  2. Large scented petals and sticky nectar
  3. Bright petals with little pollen
  4. Petals sealed shut to trap pollen

Question 16

Where does fertilisation occur in a flowering plant?
  1. In the ovule
  2. In the stigma
  3. In the anther
  4. In the petal

Question 17

After fertilisation in a flowering plant, what does the ovule develop into?
  1. Seed
  2. Petal
  3. Stigma
  4. Sepal

Question 18

After fertilisation in a flowering plant, what does the ovary develop into?
  1. Fruit
  2. Root
  3. Leaf
  4. Anther

Question 19

What can effective seed dispersal reduce?
  1. Competition with parent plants
  2. Pollen transfer to stigmas
  3. Fruit production by flowers
  4. Water uptake by parent roots

Question 20

A dandelion seed has a parachute-like structure. Which dispersal method is this adapted for?
  1. Wind dispersal
  2. Animal ingestion
  3. Explosive dispersal
  4. Water dispersal

Question 21

What is a gamete?
  1. A sex cell
  2. A fertilised egg
  3. An early embryo
  4. A reproductive organ

Question 22

Which organ produces sperm cells?
  1. Testes
  2. Ovaries
  3. Prostate gland
  4. Uterus

Question 23

Which organs produce egg cells?
  1. Ovaries
  2. Testes
  3. Oviducts
  4. Uterus

Question 24

Where does a fertilised egg develop during pregnancy?
  1. Uterus
  2. Ovary
  3. Bladder
  4. Stomach

Question 25

Which gas passes from the mother to the foetus through the placenta?
  1. Oxygen
  2. Carbon dioxide
  3. Nitrogen
  4. Methane

Question 26

What is menstruation?
  1. Shedding of the uterine lining
  2. Release of an egg from an ovary
  3. Fusion of sperm and egg nuclei
  4. Implantation of an embryo

Question 27

What is the aim of contraception?
  1. Reduce the chance of pregnancy
  2. Increase the chance of implantation
  3. Trigger the release of more eggs
  4. Speed up embryo development

Question 28

Which characteristic can be inherited through DNA?
  1. Natural eye colour
  2. Spoken language
  3. A suntan
  4. A scar

Question 29

What is a zygote?
  1. A fertilised egg cell
  2. An unfertilised egg cell
  3. A sperm cell before fertilisation
  4. An embryo after many divisions

Question 30

What is an embryo?
  1. An organism in early development
  2. A mature sex cell
  3. A fertilised egg before division
  4. An offspring near the end of pregnancy

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Review Reproduction questions for Biology, with correct answers shown and coverage across human reproductive organs; fertilisation and pregnancy; plant reproduction and pollination.

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