A) Jatropha trees are found all over the world.
B) Everyone believes planting jatropha trees will be beneficial.
C) Humans use over half of the known species of plants for everyday uses.
D) Currently, the most valuable part of the jatropha tree is the seed.
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Multiple Choice
A) Their embryos do not develop within gametangia.
B) Their sperm are flagellated.
C) The gametophyte generation is dominant.
D) They lack a cuticle.
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Multiple Choice
A) petal
B) filament
C) anther
D) stigma
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Multiple Choice
A) 10
B) 25
C) 50
D) 100
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Multiple Choice
A) Insects, which see the color green better than mammals do, can only carry seeds when they are small (immature) .
B) Green signifies less nutritive value.
C) They are green because fruits with immature seeds are still capable of photosynthesis.
D) They are harder to see and thus less likely to be eaten than other fruits.
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Multiple Choice
A) symbiotic associations between plant roots and fungi
B) threadlike filaments that make up fungal bodies
C) fungal reproductive structures
D) fungal spores
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Multiple Choice
A) chemoheterotrophs
B) photoautotrophs
C) chemoautotrophs
D) parasites
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Multiple Choice
A) bryophytes
B) gymnosperms
C) ferns
D) angiosperms
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Multiple Choice
A) gymnosperms, ferns, bryophytes, angiosperms
B) bryophytes, ferns, gymnosperms, angiosperms
C) bryophytes, ferns, angiosperms, gymnosperms
D) ferns, gymnosperms, angiosperms, bryophytes
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Multiple Choice
A) subjecting organic matter to extreme pressure
B) fungi and bacteria converting the remains of organisms to inorganic nutrients
C) incomplete decomposition of organic matter
D) subjecting organic matter to extreme heat
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Multiple Choice
A) conifers
B) mosses
C) grasses
D) ferns
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Multiple Choice
A) Bryophytes
B) Gymnosperms
C) Ferns
D) Angiosperms
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Multiple Choice
A) by producing sperm and eggs
B) by fission
C) by alternation of generations
D) by budding
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Multiple Choice
A) the climate becoming hotter and wetter
B) increased fluctuations in global climate
C) the climate becoming cooler and drier
D) the climate becoming hotter and drier
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Multiple Choice
A) fruit
B) seed
C) carpels
D) endosperm
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Multiple Choice
A) stigma
B) petals
C) ovules
D) sepals
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Multiple Choice
A) produce seeds
B) store nutrients
C) produce spores
D) absorb food
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Multiple Choice
A) cell walls... cellulose... chitin
B) cell walls... cellulose... peptidoglycan
C) cell membranes... phospholipids... peptidoglycan
D) cell walls... phospholipids... cellulose
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Multiple Choice
A) style
B) stigma
C) ovary
D) filament
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Multiple Choice
A) anther
B) flower
C) stamen
D) pollen grain
Correct Answer
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