Organells found in the cells of plants and algae enable many things, including:
Options:
- (A) movement
- (B) photosyntehsis
- (C) food and shelter
- (D) sugar
- (E) glucose
- (F) organic
- (G) Energy.
- (H) survival
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Let's think first: Chloroplasts are organelles that are found in the cells of plants and algae. Chloroplasts Chloroplasts serve as the site of photosynthesis. The site of photosynthesis in plant and algae cells is found within organelles.... So the answer is [(B)]

What do earthworms ingest in order to form and enrich soil?
Options:
- (A) segmented
- (B) vegetation
- (C) sediment
- (D) bacteria
- (E) Chlorophyll
- (F) sandworm
- (G) crawling
- (H) dirt
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Let's think first: Earthworms are important deposit feeders that help form and enrich soil. Deposit feeders ingest sediment and then extract the food. Earthworms ingest sediment to then help form and enrich soil.... So the answer is [(C)]

What happens to brain cells when the air supply is cut off?
Options:
- (A) strangulation
- (B) breathe
- (C) lead poisoning
- (D) death
- (E) hippocampus
- (F) painful
- (G) loss
- (H) die
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Let's think first: Brain cells die quickly if their oxygen supply is cut off. Air contains oxygen. Brain cells die quickly if their air supply is cut off.... So the answer is [(D)]

Flamingos are funny looking endothermic tetrapod:
Options:
- (A) ungulates
- (B) four limbs
- (C) animals
- (D) warm-blooded
- (E) storks
- (F) fur and fat
- (G) cuckoo
- (H) vertebrates
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Let's think first: Birds are endothermic tetrapod vertebrates. Flamingos are funny looking birds. Flamingos are funny looking endothermic tetrapod vertebrates.... So the answer is [(H)]

What is the result of a dolphin keeping a high metabolism rate?
Options:
- (A) generate blood cells
- (B) generate heat
- (C) overheating
- (D) develop cancer
- (E) kinetic energy
- (F) aerobic capacity
- (G) exercise
- (H) Energy.
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Let's think first: Mammals generate heat mainly by keeping their metabolic rate high. All dolphins are mammals and all mammals breathe air. Dolphins generate heat by keeping their metabolic rate high.... So the answer is [(B)]

What live mainly in shallow coastal waters?
Options:
- (A) Sea species
- (B) Coast guards
- (C) animals
- (D) Live Whales
- (E) Shallow people
- (F) fur seals
- (G) a fish
- (H) parasites
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Let's think first: Marine species live mainly in shallow coastal waters. Marine Science Marine science is the study of the sea. Sea species live mainly in shallow coastal waters.... So the answer is [(A)]