Briefly answer the following questions. (i) State two reasons for the

1.	Briefly answer the following questions. (i) State two reasons for the increase of population in India. (ii) What is the significance ofamniotic fluid ? (iii) What is the function of ear ossicles ? (iv) Mention any two activities of the WHO. (v) State Mendel’s Law of Dominance.
Answer» (i) 1. Desire for a male child due to which parents continue to have children till they get a son. 2. Children are considered as earning hand in the economically weaker section. (ii) It is a shock absorber for the growing foetus. It prevents the sticking of the foetus to the amnion. (iii) They magnify/amplify sound vibrations and transmit it to the inner ear. (iv) 1. Set pharmaceutical standards. 2. Suggest quarantine measures for various contagious diseases. (v) When one pair of contrasting characters are crossed with each other, the F1 generation in its phenotype shows only one character. The character that is visible is called dominant whereas the suppressed character is called recessive.

Briefly answer the following questions. (i) State two reasons for the increase of population in India. (ii) What is the significance ofamniotic fluid ? (iii) What is the function of ear ossicles ? (iv) Mention any two activities of the WHO. (v) State Mendel’s Law of Dominance.

Answer»

(i) 1. Desire for a male child due to which parents continue to have children till they get a son.

2. Children are considered as earning hand in the economically weaker section.

(ii) It is a shock absorber for the growing foetus. It prevents the sticking of the foetus to the amnion.

(iii) They magnify/amplify sound vibrations and transmit it to the inner ear.

(iv) 1. Set pharmaceutical standards.

2. Suggest quarantine measures for various contagious diseases.

(v) When one pair of contrasting characters are crossed with each other, the F1 generation in its phenotype shows only one character. The character that is visible is called dominant whereas the suppressed character is called recessive.

Briefly answer the following questions. (i) State two reasons for the increase of population in India. (ii) What is the significance ofamniotic fluid ? (iii) What is the function of ear ossicles ? (iv) Mention any two activities of the WHO. (v) State Mendel’s Law of Dominance.

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