Answer:
The answer is Free factor / Independent variable.
Explanation:
A free factor is a variable that is controlled to decide the estimation of a needy variable s. The reliant variable is what is being estimated in a trial or assessed in a scientific condition and the autonomous factors are the contributions to that estimation. An autonomous variable in a test setup is the controlled variable. As it were, the free factor is the variable that is being tried or modified by the experimenter.
No, the biodiversity is not as high in a city park as it is in a farm or rainforest
because, in an urban city park, only the species with the most general habitat and resource requirements have generally remained in the urban park.
<h3>What is Biodiversity ?</h3>
“Biodiversity” not only refers to the number of individual species, but also the genetic variety within and between species and the diversity of ecosystems and regions.
- City Parks are less likely to have biodiversity richness as compared to a farm or a rainforest.
- This is because these parts are artificially created and a lot of naturally occurring flora and fauna are modified in the process. This results in dilution of biodiversity-rich place.
Learn more about Biodiversity here:
brainly.com/question/26110061
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Answer:
The correct answer is - the placenta, the site of exchange of materials between the mother and the fetus.
Explanation:
In the given diagram there is a representation of a human embryo developing in the uterus. Different parts are numbered and the number three represents the site of exchange of materials between the mother and the fetus and this organ is called the placenta. It is the organ that develops between fetus and uterus during pregnancy that allows substances such as nutrients, to diffuse from the mother's blood to the fetus and connected by the umbilical cord.
