Asuperior ovary has
select one:
a. sepals, petals and stamen attached below it
b. only sepals attached below it
c. only stamen attached below it
d. only petals attached below it

a. sepals, petals and stamen attached below it

Explanation:

A superior ovary is the characteristic feature of the hypogynous flower. In this type of flower all the petals, sepals and stamen are remained attached to the receptacle that lies below the ovary also called as the gynoecium of the flower. All the floral parts grow underneath the ovary from the site where the carpel of the flower actually arises.        

answer: a) a compound microscope has a greater magnification ability than a simple microscope.

explanation:

wild parsnip is a perennial plant which reproduces rapidly in areas which have no sign of agricultural activity such roadside or at no tillage open areas. it's considered invasive because it can inhibit the growth of another plant  and its reproduction is fast. there are several harmful effects of this invasive plant although its taproot is edible since it is a member of the carrot family. wild parsnips can cause skin blistering when in contact because of the chemicals it contains, second it inhibits the growth of other plants, it will restrict the growth of animals when eaten and lastly, it drives away natural pollinators like bees.