HARD
10th ICSE
IMPORTANT
Earn 100

Given below are diagrams showing the different stages in the process of fertilisation of an egg in the female reproductive tract:
Study the diagrams and answer the questions:

Question Image

(i) Arrange the letters given below each diagram in a logical sequence to show the correct order in the process of fertilisation.

(ii) Where does fertilisation normally take place? What is ‘implantation’ that follows fertilisation?

(iii) Mention the chromosome number of the egg and zygote in humans.

(iv) Explain the term 'Gestation'. How long does gestation last in humans?

(v) Draw a neat labelled diagram of a mature human sperm.

Important Questions on Reproductive System

MEDIUM
10th ICSE
IMPORTANT

Give appropriate biological or technical terms for the following:

The onset of menstruation in a young girl.

MEDIUM
10th ICSE
IMPORTANT

Give appropriate biological or technical terms for the following:

The fluid that surrounds the foetus.

EASY
10th ICSE
IMPORTANT

 Differentiate between the following pairs on the basis of what is indicated in the brackets.

Testosterone and Oestrogen [organ which secretes].

EASY
10th ICSE
IMPORTANT

Give biological explanations for the following:

The placenta is an important structure for the development of a foetus.

EASY
10th ICSE
IMPORTANT

Name the following:

 The structure which connects the placenta and the foetus.

MEDIUM
10th ICSE
IMPORTANT

Correct and rewrite the statements by changing the biological term that is underlined in the statement:

The protective sac which develops around the developing embryo is called the Pericardium.

EASY
10th ICSE
IMPORTANT

Choose the correct answer from each of the four options given below:

On which day of the menstrual cycle does ovulation take place?

MEDIUM
10th ICSE
IMPORTANT

Mention the exact location of the following

Testis.