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Eleventh Grade (Grade 11) Biology Questions

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Grade 11 Nervous and Endocrine Systems
The Central Nervous System
  1. is the largest and most prominent region of the human brain.
  2. consists of the brain and the spinal cord.
  3. is the second largest region of the human brain.
  4. regulates activities that are autonomic or involuntary.
Grade 11 DNA, RNA, and Genetics
Grade 11 Conservation and Biodiversity
Invasive species are
  1. usually not a threat to biodiversity
  2. rare in island habitats
  3. successful due to a lace of natural enemies
  4. often unable to compete effectively in the new environment
Grade 11 Biochemical Pathways
__ is the primary source of food for most cells.
  1. sucrose
  2. cellulose
  3. PGAL
  4. glucose
Grade 11 DNA, RNA, and Genetics
Grade 11 DNA, RNA, and Genetics
Grade 11 DNA, RNA, and Genetics
Grade 11 Conservation and Biodiversity
Grade 11 Conservation and Biodiversity
The primary impact of climate change on species diversity is expected to be
  1. an increased number of extreme weather events.
  2. an increased variability in weather.
  3. decreased precipitation worldwide.
  4. changes in available habitat because of changing temperatures.
Grade 11 Food Chains and Webs
What is the name for an organism that eats only plants?
  1. carnivore
  2. detrivore
  3. herbivvore
  4. omnivore
Grade 11 DNA, RNA, and Genetics
Grade 11 Nervous and Endocrine Systems
The hypothalamus controls
  1. the center of the recognition, analysis of hunger, thirst, fatigue, anger and body temperatures.
  2. transmission of impulses from sensory organs to the CNS
  3. regulation activities under conscious control (movement of the skeletal muscles)
  4. regulation of blood pressure
Grade 11 Biogeochemical Cycles

This question is a part of a group with common instructions. View group »

Grade 11 Communities, Populations, and Ecosystems
Grade 11 Macromolecules
Grade 11 Cell Structure and Function
A process that requires energy is:
  1. osmosis
  2. diffusion
  3. facilitated diffusion
  4. active transport
Grade 11 Conservation and Biodiversity
In a biosphere reserve
  1. sustainable agriculture and tourism are permitted in different zones.
  2. human activities are allowed throughout the reserve.
  3. human activities are restricted to the central core of the reserve.
  4. no human activities are permitted in a biosphere reserve.
Grade 11 Conservation and Biodiversity
The Lacey Act
  1. provides protected habitats for a number of threatened species.
  2. forbids the interstate shipping of illegally harvested plants and animals.
  3. provides harvesting quotas and prevents overharvesting.
  4. prevents the wide spread of invasive species to the US.
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