EOCT Review 3 40 Questions Created by Brandy

EOCT Review #3 40 Questions Created by Brandy Mc. Clain

1 Which of the following is an example of incomplete dominance? a. White & red flowers that make pink flowers b. Black & white chickens that make speckled chickens c. Color blind parents make non-color blind children d. Tall & short parents make tall children

2 Which of the following would be considered a member of a pioneer community for an area? a. Cedar trees b. Lichens c. Grasses d. Flowers

3 A hawk carries a field mouse to its nest to feed its young. The hawk is: a. a herbivore b. an omnivore c. a decomposer d. a carnivore

4 The idea that both mitochondria and chloroplasts were once prokaryotes, but are now organelles in eukaryotes is called the: a. Endosymbiotic Theory b. Evolutionary Theory c. Lamarck Theory d. Cell Theory

5 In humans, brown eyes, B, are dominant to blue eyes, b. Name the genotype and phenotype of a person who is heterozygous for this trait. a. bb – blue eyes b. Bb – blue eyes c. Bb – brown eyes d. BB – brown eyes

6 Which of the following is a heterotroph? a. Dandelion b. Wheat c. Mushroom d. Willow tree

7 Match this enzyme with the correct substrate: a. c. b. d.

8 Which group names are used to make the scientific name of an organism? a. Genus and species b. Order and family c. Class and Order d. Kingdom and Domain

9 Locomotive structures found in some protists include a. Muscles b. Appendages c. Cilia d. Tentacles

10 This is where protein synthesis occurs: a. Ribosomes b. Nucleus c. Mitochondria d. Cell Membrane

11 Which represents mitosis? a. Sexual cellular reproduction b. The division of genetic material of a cell to produce a zygote c. The splitting of a cell to produce two daughter cells identical to the parent d. The splitting of a cell to produce two gametes with half the chromosome number of the parent

12 Which of the following is characteristic of producers? a. Ability to decompose dead organisms b. Ability to hunt c. Ability to eat plants d. Ability to undergo photosynthesis

13 In humans, which of the following is considered a vestigial organ? a. Liver b. Colon c. Stomach d. Appendix

14 Which group of organisms is an example of a population? a. b. c. d. Leopard frogs in a stream Birds in Colorado Tress in a forest Reptiles in the Sahara Desert

15 Which of these is a common adaptation that helps desert plants conserve water? a. waxy coverings on leaves & stems b. large broad leaves c. flowering at night d. very deep root systems

16 Which type of compound is NOT part of the structure of DNA? a. Protein b. Deoxyribose c. Phosphate d. Nitrogen base

17 Which of these makes up the abiotic factors in an ecosystem? a. b. c. d. Bacteria, fungi, mosses Trees, flowers, grasses Mice, raccoons, vultures Rocks, minerals, rainfall

18 One bird species that feeds on large seeds nests in the same tree as a bird that feeds on small seeds. How are the birds able to coexist? a. b. c. d. They occupy different ecosystems They occupy different habitats They occupy different communities They occupy different niches

19 Which of the following organisms is an autotroph? a. Mushroom b. Tree c. Bactiera d. Amoeba

20 If elements are to be recycled in nature, which organisms must be present? a. Decomposers b. Predators c. Herbivores d. Parasites

21 What biome is known for its large herbivores, few trees, and firedependent ecology? a. Desert b. Grasslands c. Tropical Rain forests d. Tundra

22 The method proposed by Charles Darwin to explain the process of evolution is termed: a. b. c. d. Coevolution Natural Selection Principle of population Spontaneous Generation

23 Meiosis results in the formation of: a. Cells with a haploid number of chromosomes b. Cells with a diploid number of chromosomes c. Cells with the same number of chromosomes as the parent cells d. Cells with only 1 chromosome

24 What does the fossil record show about the history of species on Earth? a. Species stay the same over time. b. Species evolve from one form to another. c. Modern species have no relationship to ancient species d. No new species have emerged in the last 200 million years.

25 Which term refers to the behavior of 2 species attempting to use the same living space, food source, and water source? a. Predatory b. Symbiotic c. Competition d. Mutualism

26 In this process, cells use glucose to produce energy: a. Photosynthesis b. Homeostasis c. Respiration d. Lysosome

27 Why do some strains of bacteria become resistant to antibiotics? a. The bacteria develop a method of surviving without energy. b. Through natural selection, some bacteria develop an adaptation that enables them to survive in the presence of antibiotics c. The bacteria grow in habitats protected from antibiotics d. Bacteria that live in host organisms are not affected by antibiotics.

28 A cat’s phenotype can be determined by a. b. c. d. Looking at the cat’s mother Looking at the cat’s father Looking at the cat’s DNA Looking at the cat

29 What is the purpose of transfer RNA (t. RNA)? a. It unzips the double helix so transcription can begin b. It retrieves amino acids from the cytoplasm for protein construction c. It carries genetic information to the ribosomes d. It produces a complementary copy of a strand of DNA

30 What form of energy is used by cells? a. ATP b. DNA c. Enzymes d. ABC

31 A community in which barn owls and snakes consume only mice is being observed. If the number of snakes increases, which of the following is most likely to happen first? a. b. c. d. The barn owl population will increase The mouse population will decrease The barn owl population will decrease The mouse population will remain the same

32 Which population would most impacted if the insects were eliminated? a. Decomposers b. Producers c. Primary consumers d. Secondary consumers

33 In guinea pigs, the allele for rough coat (R) is dominant to the allele for smooth coat (r). A rough coat male and a smooth coat female mate. They produce several litters, of which 50% are rough coat and 50% smooth coat. What were the genotype of the parents? a. RR x rr b. Rr x rr c. RR x Rr d. Rr x Rr

34 In a biomass pyramid, which tropic level has the greatest biomass? a. Decomposers b. Consumers c. Herbivores d. Producers

35 In a food chain, the amount of energy that is passed from one trophic level to the next is about a. 10% b. 20% c. 50% d. 90%

36 This picture represents: a. b. c. d. Endosymbiotic Theory Biomagnificaiton Disease Evolution

37 Structures with no current biological function that are remnants of an organism’s evolutionary past are called a. Vestigial structures b. Analogous structures c. Homologous structures d. Fossil structures

38 Which of the following does NOT provide valid evidence of evolution? a. The fossil record b. Comparative anatomy c. Molecular biology d. Acquired characteristics

39 According to Lamarck’s ideas about use and disuse, changes caused by an organism’s lifestyle could be: a. Temporary at best b. Evolved c. Acquired during its life time d. Harmful to survival

40 Eutrophication of a lake occurs when a. Algal and bacterial populations grow quickly because of excess phosphorous introduced into the ecosystem b. Photosynthesis organisms are limited c. The diversity of its species increase d. Oxygen levels in the water increase

The End