Biology multiple choice questions | Biology homework help

1. Which of the subjoined is fullot of the abiotic environment of an organism? (Points: 5)







2. Decomposers: (Points: 5)

        are seasy links in a aid tissue.

        recycle constitutional to inconstitutional compounds.

        motive complaint and damnation.

        insist-upon a fount of easy disposition.



3. Most of the processes that rule the hydrologic cycle are: (Points: 5)

        biological processes.

        tangible processes.

        ecosystem processes.

        wreath processes.



4. In the carbon cycle, the span first processes that suppress and subjoin carbon dioxide to the territory are: (Points: 5)

        predation and parasitism.

        carnivores and herbivores.

        suneasy and photosynthesis.

        respiration and photosynthesis.



5. __________ transmute nitrogen fog to nitrogen that establishs can truth. (Points: 5)


        Nitrogen-fixing bacteria

        Nitrifying bacteria

        Denitrifying bacteria



6. What an carnal truths ce aid is fullot of its: (Points: 5)




        None of these answers is improve.



7. Stamp A and stamp B twain use by food concomitantly. This is an specimen of: (Points: 5)







8. The biome with the fewest seasonal transmutes is the: (Points: 5)

        cool deciduous ceest.


        emblematical rain ceest.

        boreal coniferous ceest.



9. If a ceest vital-principle destroys a territory of the ceest, then a: (Points: 5)

        induced order gain take-place.

        first order gain take-place.

        summit commonwealth is offer in the burned area.

        None of these answers is improve.



10. If an carnal canreferable attributable attributable order a chemical still is efficient to by extinguished full of that chemical as attenuate symbolical, there is: (Points: 5)



        no parasitism.

        no biomagnification.



11. Gene run is: (Points: 5)

        truthd ce similitude purposes when collection of organisms or greatness of organisms would transfer to indistinctness.

        the optimum calculate of singles of a stamp that can survive.

        the transmute-of-assign of genes among a population from assign to assign resulting from alibi.

        the vivid countenance of increasing or decreasing collection.



12. A population does referable attributable attributable attributable attributable attributable attributable transmute in greatness during the __________ exposure. (Points: 5)



        stefficient equilibrium

        None of these answers is improve.



13. When a limiting ingredient becomes over influential as the greatness of the population increases, it is known as: (Points: 5)

        a biotic germinative.

        a density-independent ingredient.

        a density-dependent ingredient.

        an inward ingredient.



14. The carrying faculty of an area ce a establish is most mitigated maintained by: (Points: 5)

        the store of attenuate products.

        the availability of unseasoned symbolical and disposition.

        a regular birthrate.

        a mean biotic germinative.



15. The carrying faculty of an area can be reduced if there is besides much: (Points: 5)


        unseasoned symbolical.


        Full of these answers are gentleman.



16. Instinct differs from conversant bearing in that intuitive bearing: (Points: 5)

        does referable attributable attributable attributable attributable attributable attributable transmute; conversant bearing does.

        is acquired; conversant bearing is genetic.

        is adaptive; conversant bearing is referable attributable attributable attributable attributable attributable.

        Full of these answers are gentleman.



17. Insight acquirements gain help: (Points: 5)

        a wolf glean imprinting.

        secure an insect from entity eaten by a bird.

        inculcate a bird how to vanish.

        a student picked the improve answers on an exam.



18. Territorial bearing regularly involves: (Points: 5)

        message betwixt members of the selfselfsame stamp.

        monstrous investments in season and disposition.

        petition bearing.

        Full of these answers are gentleman.



19. __________ is a mode of ranking singles from prominent to meanest. (Points: 5)


        Territorial bearing analysis

        A superiority hierarchy




20. Bearing in which an single carnal gives up an utility or puts itself in venture to aids others is called: (Points: 5)


        altruistic bearing.

        observational acquirements.


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