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kiruha [24]
3 years ago
13

What does the arrow of the food chain mean

Biology
2 answers:
irakobra [83]3 years ago
4 0
The arrows mean that one eats the other.

Ex. Greenfly eats the lettuce .
Alenkasestr [34]3 years ago
3 0
The greenfly eats the lettece then the eats the greenfly and yhe thrush eats the ladybug and then the cat eats the thrush

Hope this helps!
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Cardiac muscle is the only muscle composed of ________ fibers.
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Answer:

E. striated

Explanation:

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3 years ago
Why do sharks like the scent of blood?
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3 years ago
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The degradation of the environment from litter is a A. a negative externality. B. free rider problem. C. Tragedy of the Commons.
AlekseyPX

Answer:

D. Both a and c are correct.

Explanation:

The tragedy of the commons is a situation in a shared-resource system where individual users, acting independently according to their own self-interest, behave contrary to the common good of all users by depleting or spoiling the shared resource through their collective action.

It damages our environment (plants, animals) and impacts local tourism. It is smelly and dirty, and carries germs, bacteria and viruses. Places with a high degree of littering see a decreases in property values, and are more likely to be the site of fires.

Pollution is a negative externality. Economists illustrate the social costs of production with a demand and supply diagram. The social costs include the private costs of production incurred by the company and the external costs of pollution that are passed on to society.

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7 0
3 years ago
A student conducted an experiment to test whether talking to plants would help them to grow faster. The student talked to one gr
just olya [345]
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My Conclusion: Plants that are given more attention, and loved to grow faster and better than plants that are not. 
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3 years ago
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Which of these is not needed by living organisms?
Bezzdna [24]

Answer:

Gravity.

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Without air, living organisms would suffocate and die.

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Without energy, living organisms would die instantly.

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The only logical answer left is gravity.

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3 years ago
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