Reproductive Health — BIOLOGY STD 12 Science — Question

Wheat is predator or grazing food chain? Give a suitable example.

In a dihybird, cross, when would the proportion of parental gene combinations be much higher than non-parental types, as experimentally shown by Morgan and his group?

Fill in the blanks:
Fertilisation takes place in _____________.

What is adaptive radiation?

Mark the odd one in the following group.
Aravalli Hills, Chanda and Bastar, Khasi Hills, Zoological park.

Mark the odd one in the following group.
Coitus interruptus, Vasectomy, Periodic abstinence, Lactational amenorrhoea.

What is cloning vector?

In which year, a national level approach to build up a reproductively healthy society was taken up in our country?

Which method is the ideal contraceptive for women who want to delay pregnancy or delay child bearing?

Name one respiratory disease that infects the lung alveoli and one that does not infect the lungs.