Answer:
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Explanation:
Gregor Mendel found out that treats depends on inherited factors. Also, he study science and math. He then study inheritance of treats and beginning to experiment. So, then he discover that traits depend on inherited factors while he experiment with peas. He had a garden to test with pea plants.
Answer is c. If one essential nutrient within an ecosystem runs out, primary productivity will be limited
According to Vitousek et al., 2010, nutrient limitation defined as meaningful additions of an essential element in biologically available forms which increases the rate of primary productivity or increase in the biomass in an ecosystem. Alternately, nutrient limitation may also explained as when the supply of one essential nutrient of the ecosystem runs out the primary productivity of the plants will be limited.
Answer:
Cultivator.
Explanation:
Instruments such as cultivator replaced the animal drawn farm implements because these instruments works quickly and more efficiently. This cultivator has long teeth which soften the soil for better root penetration and aeration of the soil. This instrument works with high speed and finished its work in hours not days which make it more preferable in agriculture than animals.
Answer: uncharged particle found in atomic nuclei
Explanation: A neutron is one of the three components of an atomic nucleus. A neutron has no charge that is, it is unchanged. An atom has three components: electrons, protons and neutrons. The neutrons and protons are located inside the nucleus of an atom while electrons are found outside the nucleus where they revolve round the nucleus. The number of neutrons and protons in a nucleus of an atom makes up the mass number of an element.