EOCT Review #3 40 Questions Created by Brandy McClain

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

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

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

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

5 bb – blue eyes Bb – blue eyes Bb – brown eyes BB – brown eyes 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. bb – blue eyes Bb – blue eyes Bb – brown eyes BB – brown eyes

Which of the following is a heterotroph? 6 Which of the following is a heterotroph? Dandelion Wheat Mushroom Willow tree

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

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

Locomotive structures found in some protists include 9 Locomotive structures found in some protists include Muscles Appendages Cilia Tentacles

This is where protein synthesis occurs: 10 This is where protein synthesis occurs: Ribosomes Nucleus Mitochondria Cell Membrane

Which represents mitosis? 11 Which represents mitosis? 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

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

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

Which group of organisms is an example of a population? 14 Which group of organisms is an example of a population? 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? waxy coverings on leaves & stems large broad leaves flowering at night very deep root systems

Which type of compound is NOT part of the structure of DNA? 16 Which type of compound is NOT part of the structure of DNA? Protein Deoxyribose Phosphate Nitrogen base

Which of these makes up the abiotic factors in an ecosystem? 17 Which of these makes up the abiotic factors in an ecosystem? 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? They occupy different ecosystems b. They occupy different habitats c. They occupy different communities d. They occupy different niches

Which of the following organisms is an autotroph? 19 Which of the following organisms is an autotroph? Mushroom Tree Bactiera Amoeba

20 If elements are to be recycled in nature, which organisms must be present? Decomposers Predators Herbivores Parasites

21 Desert Grasslands Tropical Rain forests Tundra What biome is known for its large herbivores, few trees, and fire-dependent ecology? Desert Grasslands Tropical Rain forests Tundra

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

Meiosis results in the formation of: 23 Meiosis results in the formation of: Cells with a haploid number of chromosomes Cells with a diploid number of 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? Species stay the same over time. Species evolve from one form to another. Modern species have no relationship to ancient species 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? Predatory Symbiotic Competition Mutualism

In this process, cells use glucose to produce energy: 26 In this process, cells use glucose to produce energy: Photosynthesis Homeostasis Respiration Lysosome

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

A cat’s phenotype can be determined by 28 A cat’s phenotype can be determined by Looking at the cat’s mother Looking at the cat’s father Looking at the cat’s DNA Looking at the cat

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

What form of energy is used by cells? 30 What form of energy is used by cells? ATP DNA Enzymes 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? The barn owl population will increase The mouse population will decrease The barn owl population will decrease The mouse population will remain the same

Which population would most impacted if the insects were eliminated? 32 Which population would most impacted if the insects were eliminated? Decomposers Producers Primary consumers Secondary consumers

33 RR x rr Rr x rr RR x Rr Rr x Rr 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? RR x rr Rr x rr RR x Rr Rr x Rr

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

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

This picture represents: 36 This picture represents: Endosymbiotic Theory Biomagnificaiton Disease Evolution

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

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

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

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

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