Answer:
Primary succession occurs in essentially lifeless areas
The answer is D (probability)
Answer:
C) the facial nerve (VII)
Explanation:
The facial nerve (VII) is a cranial nerve. The cranial nerves are those nerves which arise from the brain. Most of the cranial nerves contain both motor and sensory neurons. Cranial nerves are connect to the various organs. Cranial nerves are associated with parasympathetic nervous system.
The facial nerve supplies nerve to many glands of the head and neck including lacrimal glands.
Thus, the facial nerve (VII) provided the stimulus to the lacrimal gland that cause tear while chopping oninons.
C The percentage of humus in the soil will decrease.
Explanation:
The percentage of the humus in the soil will decrease if the decomposers that livers in the field dies.
Decomposers are organisms that breaks down organic matter in nature. They are usually a group of micro-organisms that feeds on dead plant and animal matter.
- Decomposers reduce dead organisms and plant matter into organic matter.
- Soil is made up of soil air, organic matter, water and rock materials.
- Soil organic matter is in form of humus in the soil.
- When decomposers are no longer available in the soil, the organic matter diminishes.
- The soil will therefore lack humus.
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<span> In order for the living of the species, when they reproduce, they do so in the millions so that a some of the progeny will be bound to survive.</span>