In human beings, the correct sequence of events during reproduction is

Sets of reproductive terms are given below. Choose the set that has an incorrect combination.

In humans, the development of fertilised egg takes place in the

Aquatic animals in which fertilisation occurs in water are said to be

After fertilisation, the resulting cell which gives rise to a new individual is the

______ is very important for continuation of a species.

The _____ divides repeatedly to form an embryo.

An animal having both male and female reproductive organs is called ______

Sperms are produced in ______

Amoeba is a _____ celled organism. It reproduces by _____ reproduction. The process of reproduction begins by the division of its into ____ two. This is followed by the division of its into _____ two. This type of reproduction is called ____ fission.

External fertilisation takes place in frog.

In adult human females, a single mature egg is released into an oviduct every month.

Amoeba reproduces by simply dividing itself into two.

Human egg has a head, middle piece and tail

Name two main types of reproduction prevalent in animals.

The eggs of frogs do not have shells for protection, yet they are safe in water, how?

In markets, eggs of birds are available but never eggs of dogs, why?

Where does an embryo grow in case of external fertilisation?

Name some organisms which are reproduced by parthenogenesis.

Write some examples of viviparous and oviparous animals.

Define asexual reproduction. Describe two methods of asexual reproduction in animals.

Differentiate between internal fertilisation and external fertilisation.

A and B are the two types of animals. The animals like A undergo external fertilisation whereas animals like B undergo internal fertilisation. The animals like A lay eggs from which baby animals are hatched. On the other hand, in animals like B the young one develops inside the uterus of mother which then gives birth to the baby.
(a) What is the general name of animals like A?
(b) Give two examples of animals like A.
(c) What is the general name of animals like B?
(d) Write the names of two animals like B.

Observe the figure given and answer the questions that follow.

(a) Label A and B.
(b) Identify the process.
(c) What happens during the process and what is formed?

After observing figure above, answer the following.
(a) Read the following statements and label them in the figure.
(i) The part which produces female gametes.
(ii) The part where development of the baby takes place.
(iii) The part through which the developing embryo passes to reach the uterus.
(b) Explain the future development of the embryo that would take place after it gets embedded in the uterus.

Hens and frogs are both oviparous exhibiting different types of fertilisation, explain.