Unit 1 and 2 Bio-Review

Unit 1 and 2 Bio-Review

1. An earthworm burrows in the soil. A student wanted to test out how the size of the earthworm effects the length of their burrow.

What is the IV?

What is the DV?

2. Can chemicals like hydrogen and oxygen be cycled through an ecosystem?

3. Can energy be cycled through an ecosystem?

4. The groups of different organisms that live together in an area is the:A. CommunityB. NicheC. PopulationD. Species

5. Pigeons of the same species living in a city park represent aA. populationB. biomeC. food chainD. Ecosystem

6. Which term includes the other three?A. PopulationB. OrganismC. CommunityD. Ecosystem

7. The study of interactions between organisms and their interrelationships with the environment isA. EcologyB. ZoologyC. PhysiologyD. Cytology

8. A non-living (abiotic) factor that might affect the types of organisms in a pond is:A. Production of food by green algaeB. Number of offspring produced by the fishC. Addition of Goldfish to the pondD. Amount of oxygen in the pond

9. The relationship between fleas and a dog is most similar in relationship betweenA. Bees and flowersB. Fish and algaeC. Foot fungus and humanD. Hawk and mice

10.In a natural community in Connecticut, the producer organisms may includeA. Bacteria, fungi, protistsB. Deer, rabbits, squirrelsC. Fish, algae, frogsD. Grasses, trees, weeds

11. Decomposers are important components of an ecosystem because theyA. Recycle organic matterB. Carry on PhotosynthesisC. Absorb SunlightD. Produce Oxygen

12. As a member of the ecological community, humans are classified asA. ProducersB. DecomposersC. ConsumersD. Autotrophs

13. Solar energy enters food chains through the life processes of A. OmnivoresB. HerbivoresC. DecomposersD. Producers

14. The decomposers that decay plant and animal matter in an ecosystem includeA. Grasses and bacteriaB. Bacteria and mushroomsC. Grasses and insectsD. Grasses and mushrooms

15. The typical sequence for a food chain isA. Green plants Carnivores HerbivoresB. Green plants Herbivores CarnivoresC. Herbivores Decomposers CarnivoresD. Decomposers Herbivores Carnivores

16. An incomplete food chain is shown belowalgae minnow trout X

What organism could be represented by X?A. HumanB. JellyfishC. Pine treeD. Cow

17. In a food web, the greatest amount of chemical energy is provided by the A. ProducersB. DecomposersC. Primary ConsumersD. Secondary Consumers

18. What is wrong with this food chain?

19. If a pesticide was sprayed that killed all the crickets, how would the food web be affected?A. The grasses would dieB. The frog population would decreaseC. The mountain lion would migrateD. The deer population would increase

20. Overpopulation of deer in an area will most likely cause

A. A decrease in the number of predators of the deerB. A decrease in disease among the deerC. An increase in the amount of plants available for

foodD. An increase in competition among the deer

21.Which level contains the greatest amount of energy?

ABCDE

22. How much energy can be passed on to the next trophic level?

______%

23. Acid rain causes the algae to die in the pond. As a result what will happen to the water flea population?

24. In an abandoned field, the grasses were slowly replaced by small bushes and then years later by a forest of trees. This is known as A. Conservation of energyB. Ecological SuccessionC. CompetitionD. Predation

25.Which activity has a negative effect on the environment?A. Recycling aluminum cansB. Controlling air pollutionC. Establishing a wildlife preserveD. Use of chemical pesticides

26. What is the cellular respiration equation?

27. State one of the characteristics of life.

28. State another one of the characteristics of life.

29. State another one of the characteristics of life.

31. State another one of the characteristics of life.

32. State another one of the characteristics of life.

33. State another one of the characteristics of life.

Polydactyly is a term used to describe extra fingers and/or toes. This is a fairly common condition and often runs in families.

34. State another one of the characteristics of life.

During normal embryonic development, the hand initially forms in the shape of a paddle, and then eventually splits into separate fingers. Polydactyly results when there is an error in this process and an extra finger forms after a single finger splits in two.

35. What is the photosynthesis equation?

36. What are the 4 main types of heterotrophs?

37. What is the difference between growth and development?

38.- 42.

43. In order to make an image clearer, what must you do?

A. Remove the eyepieceB. Turn the fine adjustmentC. Change from low power to

high powerD. Close the diaphragm opening

44. Put the words in order from smallest to largest?

Organ, Atom, Cell, Tissue, Organ System, Organism

45. What device regulates the amount of light that enters the microscope?