STD 12 - 4. principal of inheritance and variation — NEET STD 11 Science — Question

Which of the following characteristics is mainly responsible for diversification of insects on land?

Which of the following is a correct match for disease and its symptoms ?

Which of the following statements are incorrect for bacterial pneumonia ?
(i) Bacteria like Streptococcus pneumoniae and Haemophilus influenzae are responsible for the disease in humans.
(ii) Pathogen infects the alveoli of the lungs.
(iii) As a result of the infection, the alveoli get filled with fluid leading to severe problems in respiration.
(iv) The symptoms include fever, chill, cough and headache.
(v) Intestinal perforation and death may occur in severe cases.
(vi) A healthy person acquires the infection by inhaling the droplets/aerosols released by an infected person.
(vii) A person can also acquire the infection by sharing glasses and utensils with an infected person.

How much amount of air can be inspired or expired during normal breathing

Which of the following in sewage treatment removes suspended solids?

Bioprospecting includes:

The mouth parts of cockroach are

Male hormone is