Where is the name of a habitat where a variety of ocean organisms often seek food and shelter?
Options:
- (A) gastropod shells
- (B) body water
- (C) seaweed
- (D) more abundant
- (E) whale
- (F) coastlines
- (G) algae
- (H) patch reefs
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Let's think first: Coral reefs provide food and shelter to many ocean organisms. Coral reefs occur mainly as numerous patch reefs. Patch reef provide food and shelter to many ocean organisms.... So the answer is [(H)]

What kind of animal is classified as having a vertebrae?
Options:
- (A) it keeps an organism warm
- (B) invertebrate
- (C) vertebrate chordate
- (D) gastropod shells
- (E) the body's largest organ
- (F) remains of prehistoric life
- (G) hard boned animals
- (H) roundworm
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Let's think first: Vertebrate chordates have a backbone. Invertebrates have no vertebrae or backbone. Vertebrate chordates have a vertebrae.... So the answer is [(C)]

Female what produce eggs inside the ovaries of peonies?
Options:
- (A) gametophytes
- (B) Plant reproduction
- (C) honeybees
- (D) peachleaf willow
- (E) insects
- (F) fertile
- (G) orchids
- (H) graptolites
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Let's think first: Female gametophytes produce eggs inside the ovaries of flowers. Currently the state flower is the peony, which originates in China. Female gametophytes produce eggs inside the ovaries of peonies.... So the answer is [(A)]

What lack respiratory and excretory systems?
Options:
- (A) They may not survive.
- (B) members of their own species
- (C) platypus
- (D) humans
- (E) crinoids and blastoids
- (F) passenger pigeons
- (G) graptolites
- (H) whales
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Let's think first: Echinoderms lack respiratory and excretory systems. Echinoderms in the diorama include the crinoids and blastoids. Crinoids and blastoids lack respiratory and excretory systems.... So the answer is [(E)]

What phylum do starfish belong to?
Options:
- (A) fertile
- (B) animals
- (C) Echinoderm.
- (D) Mollusca.
- (E) Sponge.
- (F) Absorb light
- (G) Annelid.
- (H) a fish
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Let's think first: Echinoderms have a unique water vascular system with tube feet. Each starfish arm is lined with tube feet. Starfish are echinoderms.... So the answer is [(C)]

How can viruses make copies of themselves?
Options:
- (A) A compound that donates proton
- (B) attach themselves to cells
- (C) have sex with another virus
- (D) distances themselves from cell
- (E) attach themselves to viruses
- (F) it needs them
- (G) rapid expansion
- (H) By wind and rain
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Let's think first: Viruses cannot reproduce by themselves. Viruses attach themselves to cells and reproduce. Viruses cannot make copies of themselves alone. They need to attach themselves to cells.... So the answer is [(B)]