Body Systems
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Earth Science
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Cell Out
100
A dialysis machine can be used to remove waste from a patient’s blood. Which human body system works in a similar way? (1) reproductive (2) excretory (3) digestive (4) endocrine
Excretory
100
Which system produces most of the hormones in the human body? (1) circulatory (2) digestive (3) endocrine (4) respiratory
Endocrine
100
The length of one day on Earth is determined by how long it takes (1) the Moon to revolve once (2) the Moon to rotate once (3) Earth to rotate once (4) Earth to revolve once
(3) Earth to rotate once
100
Which type of organism converts wastes and dead materials into nutrients that can be used by plants? (1) carnivore (2) herbivore (3) decomposer (4) producer
decomposer
100
A cells chromosome contains A) Genes B) Chlorophyll C) Sperm D) Eggs
Genes
200
The human respiratory system is responsible for removing (1) fat from cells (2) carbon dioxide from blood (3) hormones from glands (4) nutrients from food
Carbon Dioxide from blood
200
Many cars today are designed to get better gas mileage than those made in the past. This change resulted from a need to (1) recycle materials (2) improve safety (3) produce chemicals (4) conserve resources
Conserve Resources
200
Which process releases energy from digested food? (1) photosynthesis (2) cellular respiration (3) vitamin production (4) fertilization
Photosynthesis
200
When a person breathes, the lungs absorb oxygen, which is used by cells to carry out the process of (1) respiration (2) photosynthesis (3) secretion (4) excretion
Respiration
200
Occurs in sexual reproduction but not in asexual reproduction: A. Genes carry genetic information B. An offspring is made of cells C. Cells from two organisms combine D. An offspring inherits a set of traits
Cells from two organisms combine
300
Which sequence identifies the levels of organization of body structures in a human from simplest to most complex? (1) cell → organ → tissue → organ system (2) organ system → cell → tissue → organ (3) tissue → organ → organ system → cell (4) cell → tissue → organ → organ system
cell → tissue → organ → organ system
300
Which process must occur for clouds to form? (1) erosion (2) condensation (3) conduction (4) precipitation
Condensation
300
Infections may be caused by (1) mutations (2) toxic substances (3) microorganisms (4) climate changes
Mutations
300
Tissue is composed of a group of (1) similar cells working together (2) different organs working together (3) organ systems working together (4) nuclei in a cell working together
Similar cells working together
300
Name the structure in a plant cell that plays an important role in photosynthesis: A. Cell wall B. Vacuole C. Chloroplast D. Cytoplasm
Chloroplast
400
Which human organ system produces sperm or egg cells? (1) digestive system (3) respiratory system (2) nervous system (4) reproductive system
Reproductive System
400
Which model can be used to trace genetic inheritance? (1) life cycle (2) pedigree chart (3) food web (4) energy pyramid
Pedigree Chart
400
Evidence that living things have evolved over hundreds of millions of years can be found in (1) particles in the air (2) rocks containing fossils (3) tree rings from recently logged trees (4) chemicals in human hair
Rocks containing fossils
400
The endocrine system produces chemicals that affect organ functions. These chemicals are called (1) nutrients (2) microbes (3) hormones (4) wastes
Hormones
400
Specialized cells protect the human body from disease-causing microbes by (1) producing chemicals that destroy the microbes (2) dissolving wastes from the microbes (3) creating recessive genes in the microbes (4) supplying oxygen and nutrients to the microbes
Producing chemicals that destroy the microbes
500
Which human body systems work directly together to allow locomotion? (1) circulatory, excretory, and respiratory (2) circulatory, endocrine, and reproductive (3) skeletal, muscular, and nervous (4) skeletal, digestive, and respiratory
skeletal, muscular, and nervous
500
The hereditary material in corn plants can be altered by scientists so the plants produce more corn. Which term identifies this process? (1) environmental degradation (2) ecological succession (3) natural selection (4) genetic engineering
Genetic Engineering
500
Extinction of a species is most likely to occur as a result of (1) evolution (2) migration (3) selective breeding (4) environmental changes
Environmental changes
500
In which type of rock is the fossil imprint of a fern leaf most likely to be found? 1) Sedimentary 2) Igneous 3) Metamorphic 4) Volcanic
Sedimentary
500
Two reasons plant and animal cells are different
Plant cells have chloroplasts and cell walls
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