The answer is: <span>D. The population of bluebirds will decrease, leading to an eventual decrease in the number of predators.
The unwanted </span><span>dumping of chemicals causes a decrease in the number of insects. The insects are eaten by bluebirds, but if there is not enough food for the bluebirds, they will die- decrease of birds. If there are less bluebirds, their predators will have less food, so many of them will also die.</span>
Answer:B) This type of monitoring will allow the government to only sell land to businesses that have environmentally friendly practices.
Explanation: because will allow the government to only sell land to businesses that have environmentally friendly practices.
Answer:
<em>Farmers are the ones who grow crops. These plants are eaten by animals and humans. The humans then feed on animals and so on. </em>
Explanation:
The chain of feeding occurs from one trophic level to another. The organism of higher trophic level feed on organism of lower trophic level. This process is called as food chain.
In the process of food chain, the flow of energy occurs. Nonetheless, just 10% of the consumed energy streams starting with one trophic level then onto the next as some of it is utilized for metabolic exercises.
Answer:
there are more particles at the surface than deeper depths
Explanation:
<h2>Hormonal changes during pregnancy</h2>
Explanation:
- Estrogen, a steroid hormone, conveys physiological messages to body organs and systems. These messages contrast for each body organ and system. Estrogen sends messages to the uterus to develop and supplant the coating that is shed during the past menses. The three significant normally happening estrogens in ladies are estrone (E1), estradiol (E2), and estriol (E3). Estradiol is the transcendent estrogen during regenerative years both as far as total serum levels just as regarding estrogenic action.
- Progesterone is a hormone delivered basically in the ovaries, yet additionally in littler amounts by the adrenal organs, and in the placenta of pregnant ladies. The hormone controls the feminine cycle, readies the body for pregnancy, and helps in feeding the uterine condition to help implantation of the prepared egg, just as the development of the placenta. Progesterone levels might be checked through straightforward blood serum testing is vital.
- Hence, the correct answer is "50 times rise as much as above normal pregnancy".
