What is a waste product of the body that is excreted by the urinary system?
Options:
- (A) potash
- (B) food
- (C) CO 2
- (D) sugar
- (E) urea
- (F) liquid
- (G) H 2 O
- (H) sulfur
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Let's think first: Urine is the liquid waste product of the body that is excreted by the urinary system. Mammals excrete urea in the watery form of urine . Urea is a waste product of the body that is excreted by the urinary system.... So the answer is [(E)]

Cancer is characterized by cells doing what out of control?
Options:
- (A) massive damage
- (B) smoking tobacco
- (C) destroying
- (D) replicating
- (E) Localized damage
- (F) failing
- (G) disappearing
- (H) Smoking
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Let's think first: Cancer is a disease in which cells divide out of control. Cancer is a family of diseases that is characterized by cells that replicate too rapidly. Cancer is characterized by cells replicating out of control.... So the answer is [(D)]

What does an animal like a mollusk lack that many other animals have?
Options:
- (A) sensory neurons
- (B) Energy.
- (C) Bodily water
- (D) kinetic energy
- (E) alveoli
- (F) the skin
- (G) an organism's body
- (H) spinal column
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Let's think first: Mollusks are invertebrates such as the common snail. Invertebrates are animals who lack a backbone or spinal column. Mollusks are animals who lack a backbone or spinal column.... So the answer is [(H)]

What can develop into new haploid individuals without being fertilized?
Options:
- (A) bacteria
- (B) alpacas
- (C) parasites
- (D) Candida
- (E) cows
- (F) insects
- (G) orchids
- (H) ferns
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Let's think first: Fungi spores can develop into new haploid individuals without being fertilized. Candida and Aspergillus are types of fungi. Spores of Candida and Aspergillus can develop into new haploid individuals without being fertilized.... So the answer is [(D)]

What typically travel long distances?
Options:
- (A) slugs
- (B) snails
- (C) home bodies
- (D) manatees
- (E) supersonic
- (F) trains
- (G) humans
- (H) Cars
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Let's think first: Migrants typically travel long distances. Manatees are a migrant species. Manatees typically travel long distances.... So the answer is [(D)]

What stops once menopause happens?
Options:
- (A) Menial tasks stop
- (B) Plant growth is reduced
- (C) Pulse stops
- (D) Dehydration
- (E) Breathing stops
- (F) Menstruation stops
- (G) smoking tobacco
- (H) recovery time from fatigue
--
Let's think first: Menopause occurs when menstruation stops occurring, usually in middle adulthood. By definition, menopause occurs when menstruation stops permanently. Usually in middle adulthood menopause happens when menstruation stops permanently.... So the answer is [(F)]