Which of these in the sexual reproduction of black bread mold?
-zygospores
-ascospores
-basidiospores

The correct answer is option A (Zygospores).

Explanation:

Black bread mold is the common name of a species of fungus Rhizopus stolonifer belonging to the division zygomycota and order mucorales. Fungus attacks a variety of substrates other than bread such as cheese, fruits and vegetables.

In fungus, during unfavorable conditions sexual reproduction takes place by a process known as gametangial copulation in which mycelium of  opposite strains (+) and (-) come close to each other and form a swelled structure gametangia at the apical region. Then, gametangial protoplasm fuses to from zygospore s which germinates during favorable conditions and form a new fungus.

Thus, option A- zygospores is the correct answer.

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pesticide

multiplying and dividing the two decimals and the eqations by the same number of the overalls