A duckbill platypus is a mammal that reproduces how?
Options:
- (A) asexually
- (B) during the day
- (C) by cloning
- (D) spread flower seeds
- (E) They have thick fur
- (F) by laying eggs
- (G) with their fur
- (H) swans
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Let's think first: Monotremes are mammals that reproduce by laying eggs. Monotremes include the duckbill platypus. Duckbill platypus are mammals that reproduce by laying eggs.... So the answer is [(F)]

What is it called when the number of people suddenly gets smaller?
Options:
- (A) competing for resources
- (B) competition
- (C) A Greek letter
- (D) heat or cold
- (E) Earth orbiting the Sun
- (F) permineralization
- (G) bottleneck effect
- (H) relocation
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Let's think first: Bottleneck effect occurs when a population suddenly gets much smaller. Population is the number of people. Bottleneck effect occurs when the number of people suddenly gets much smaller.... So the answer is [(G)]

Where do most green producers live at on earth?
Options:
- (A) more abundant
- (B) animals
- (C) agriculture
- (D) Earth
- (E) survival
- (F) alluvial
- (G) Conifers
- (H) everywhere
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Let's think first: Plants live just about everywhere on Earth. If the plant is green, it is a producer. Green producers live just about everywhere on Earth.... So the answer is [(H)]

Where can amphibians that move like earthworms be found?
Options:
- (A) moist bodies
- (B) body water
- (C) storing water
- (D) during the day
- (E) four limbs
- (F) moist soil
- (G) dry areas
- (H) high altitudes
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Let's think first: Caecilians can be found in moist soil near rivers and streams in tropical regions. Caecilians are amphibians that move just like earthworms. Amphibians that move like earthworms can be found in moist soil near rivers and streams in tropical regions.... So the answer is [(F)]

Where can slime mold, a fungus like protist, most likely be found?
Options:
- (A) in a log cabin
- (B) swamp vegetation
- (C) mouth of rivers
- (D) an area swollen with pus
- (E) in decomposing matter
- (F) Germy surfaces
- (G) on a new car
- (H) on a mushroom dish
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Let's think first: Slime molds are fungus-like protists commonly found on rotting logs and compost. Decomposition and composting takes place. Slime molds are fungus like protists commonly found on rotting logs and decomposed matter.... So the answer is [(E)]

What is an example of a tetrapod vertebrate?
Options:
- (A) genus
- (B) Leeuwenhoek
- (C) a fish
- (D) crocodile
- (E) animals
- (F) four limbs
- (G) warm-blooded
- (H) graptolites
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Let's think first: Reptiles are a class of tetrapod vertebrates that produce amniotic eggs. Crocodiles, snakes, and lizards are all types of reptiles. Crocodiles are a type of tetrapod vertebrates that make amniotic eggs.... So the answer is [(D)]