1. What mode of reproduction you can see in plasmodium? How it is differ from rhizopus? Explain with neat labelled diagram.
2.a)the leaves of a plant first prepare a food A by photosynthesis, then food A gets converted in to food B.What are A and B?
b) Write two adaptation s of leaf for photosynthesis.
c) Leaves of a healthy potted plant were coated with Vaseline to block the stomata. Will this plant remain healthy for long? State why?
3.a) state the changes that take place in the uterus when-
i) Implantation of embryo has occurred.
ii) Female gamete is not fertilized.
b) Write two contraceptives methods practiced only in men.
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1.Plasmodium cause malaria and it reproduces by the process of multiple fission.
Rhizopus is a fungus which reproduces by the process of spore formation.
3.i) when the implantation of the embryo had taken place the uterus starts developing the placenta which secretes female hormone to temporarily stop the menstrual cycle uptil delivery.
ii)when the fertilisation of the egg does not takes place the thick utrine wall sheds off.... rupturing blood vessels of the uterus and blood comes out in the form of menstrual fluid.
b. Barrier method like condoms and surgical method
Rhizopus is a fungus which reproduces by the process of spore formation.
3.i) when the implantation of the embryo had taken place the uterus starts developing the placenta which secretes female hormone to temporarily stop the menstrual cycle uptil delivery.
ii)when the fertilisation of the egg does not takes place the thick utrine wall sheds off.... rupturing blood vessels of the uterus and blood comes out in the form of menstrual fluid.
b. Barrier method like condoms and surgical method
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