What kind of organism use cellulose for their cell walls?
Options:
- (A) parasites
- (B) animals
- (C) Conifers
- (D) fungus
- (E) vegetation
- (F) producers
- (G) amoeba
- (H) viruses
--
Let's think first: Plants use cellulose for their cell walls. If the plant is green, it is a producer. Producers use cellulose for their cell walls.... So the answer is [(F)]

How do animals dissipate body heat?
Options:
- (A) sweat
- (B) eat food
- (C) lay in the sun
- (D) insulation
- (E) coat
- (F) osmosis
- (G) fur
- (H) cooling
--
Let's think first: Evaporation of sweat uses energy, and the energy comes from body heat. Animals are inefficient energy converters. Animals produce body heat which is dissipated by sweat.... So the answer is [(A)]

What influences plant growth, biodiversity, and adaptations of land organisms?
Options:
- (A) the environment
- (B) anatomy
- (C) temperature
- (D) Summer
- (E) speed of growth
- (F) lifespan
- (G) weather changes
- (H) global warming
--
Let's think first: Climate influences plant growth, biodiversity, and adaptations of land organisms. Climates are determined mostly by temperature. Temperature influences plant growth, biodiversity, and adaptions of land organisms.... So the answer is [(C)]

What is still provided, whether the style is long or a mullet?
Options:
- (A) braids
- (B) it helps plants in growing
- (C) characteristics
- (D) insulation and protection
- (E) bowl cut
- (F) buzz cut
- (G) Mechanical energy
- (H) food and shelter
--
Let's think first: Hair helps to insulate and protect the body. Frankly, long hair is quite different to a mullet style. Whether worn long or as a mullet, there is still insulation and protection provided.... So the answer is [(D)]

What has a nervous system?
Options:
- (A) animals
- (B) tortoises
- (C) crocodiles
- (D) sponges
- (E) elephants
- (F) placozoans
- (G) mesozoans
- (H) insects
--
Let's think first: Most invertebrates have a nervous system. Insects are the most common invertebrates. Insects have a nervous system.... So the answer is [(H)]

What is part of an animal's excretory system?
Options:
- (A) alveoli
- (B) garbage chute
- (C) pollen
- (D) glucose
- (E) bloodstream
- (F) kidneys
- (G) food
- (H) intake
--
Let's think first: Organs of excretion make up the excretory system. Leptospiral organisms cause infection in the kidneys and are excreted in urine. Kidneys are part of the excretory system.... So the answer is [(F)]