1. The general trend of human population growth is that the growth rate of population is increasing over the years
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2. Countries of the world differ in birth rates, death rates and age structure of population and this factor explains why population in different countries grow at different rates.
3. Demography is the study of human population in terms of births, deaths etc is called demography.
4. Demographic transition is the shift from high birth and death rates to high birth and low death rates and finally to low birth and death rates. Demographic transition reduces the rate of population growth of a country.
5. Age structure diagram contains data about individuals who belong to the younger age group. Once they become mature they will contribute to population growth and thus studying the age structure gives an idea the trends of future population growth.
The assurance of an umbrella species advantage a biological community is by an extensive variety of different species are ensured and in addition their natural surroundings. Umbrella species will be species chosen for settling on preservation related choices, commonly in light of the fact that ensuring these species in a roundabout way secures the numerous different species that make up the environmental group of its natural surroundings.
The answer would be B.
H2O is polar and forms hydrogen bonds with itself but O2 is nonpolar and can only form weak(van der waals) interactions.
Answer:
D. Anther
It is crucial in the reproduction of flowering plants, as it produces the male gametophyte, known as pollen.
7m + 19 would be the simplified answer
Hope this helps
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