Advertisements
Advertisements
Question
Name the phenomenon where the female gamete directly develops into a new organism with an avian example.
Solution
Parthenogenesis is the phenomenon where the unfertilized female gamete (egg) develops into a new individual,
e.g. Turkey
APPEARS IN
RELATED QUESTIONS
No two individuals are absolutely alike in a population. Why?
Write one difference between asexual and sexual mode of reproduction.
What are the advantages of sexual reproduction over asexual reproduction?
Oviparous animals give birth to young ones.
State the advantages of sexual reproduction over asexual reproduction.
What would be the ratio of chromosome number between an egg and its zygote?
Mention the common method of reproduction in Hydra.
Describe the different methods of asexual reproduction in animals.
Adolesecence is considered a critical stage in the life of boys and girls. Explain this statement.
Meiosis is an essential event in the sexual life cycle of any organism. Give two reasons.
What is sexual reproduction? List its four significances.
Answer the following question.
Which is the function of male accessory glands?
What are the different stages of sexual reproduction?
Name an organism where cell division is itself a mode of reproduction.
Choose the correct statements from the options below:
A few statements with regard to sexual reproduction are given below:
- Sexual reproduction does not always require two individuals
- Sexual reproduction generally involves gametic fusion
- Meiosis never occurs during sexual reproduction
- External fertilisation is a rule during sexual reproduction
Choose the correct answer from the options given below:
Which of the following statements, support the view that elaborate sexual reproductive process appeared much later in the organic evolution.
- Lower groups of organisms have simpler body design
- Asexual reproduction is common in lower groups
- Asexual reproduction is common in higher groups of organisms
- The high incidence of sexual reproduction in angiosperms and vertebrates
Which of the following is a primary sex organ in a mammal?
Animals in which an embryo develops outside the body are called ______ animals.
______ lay thousands and sometimes millions of small, soft eggs in water.
Explain the formation of the embryo.