Two or more individuals trying to use the same resource, such as food, water, shelter, space, or sunlight is called competition. Because resources are in limited supply in the environment, the use of them by one individual or population decreases the amount available to other organisms. Competition also occurs between individuals within a population. Antelope are herbivores that compete with each other for the same grasses in the savanna. According to the passage, competition occurs between which of the following? (AKS 6a) A. Individuals trying to use different resources
B. Individuals trying to use the same resource
C. Antelope and carnivores
D. Food and shelter

Option B. is the correct choice.

Explanation:

Intraspecific competition occurs when members of the same species compete for the same resources in an ecosystem.

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answer: c. the experiment shows that the red substance experienced a chemical change.

explanation: chemical change is the change in which chemical composition of the substance changes. physical change is the change in which there is no change in chemical composition.

chemical changes are accompanied by following changes:

a) precipitate formation

b) energy is released or absorbed

c) formation of bubbles

d) change in color

as it is given that the red color has disappeared and there is production of gas, it means the red substance has undergone a chemical change.

e

because natural gas is colorless, odorless, and tasteless, distributors add mercaptan (a chemical that smells like sulfur) to give natural gas a distinct unpleasant odor (it smells like rotten eggs). they locate the types of rock that are likely to contain natural gas deposits.