Ques:[When do platyhelminthes reproductive organs develop?
Options:
- (A) when they become adults
- (B) It helps them survive
- (C) produce offspring
- (D) By wind and rain
- (E) during the day
- (F) members of their own species
- (G) an area swollen with pus
- (H) Something coming from a gland]
Ans:[Adult worms go through a major transformation to develop reproductive organs. Marine flatworms belong to a major group of worms called the Platyhelminthes. Adult platyhelminthes go through a major transformation to develop reproductive organs.
(A)]

Ques:[What provides food and shelter to many ocean organisms?
Options:
- (A) houses
- (B) umbrellas
- (C) limestone
- (D) ferns
- (E) sharks
- (F) barnacles
- (G) calcite
- (H) sheds]
Ans:[Coral reefs provide food and shelter to many ocean organisms. Coral reefs are predominantly calcite. Calcite provides food and shelter to many ocean organisms.
(G)]

Ques:[What does hiv damage?
Options:
- (A) Leptospirosis
- (B) immunities
- (C) Our immune system
- (D) immunizations
- (E) Veins and arteries.
- (F) respiratory system
- (G) Plant reproduction
- (H) the body's largest organ]
Ans:[HIV infects and destroys helper T cells. Helper T cells are the critical link in our immune system. HIV damages our immune system.
(C)]

Ques:[What occurs over geologic time above the level of the species.
Options:
- (A) Warm air moving into cold air
- (B) wind and erosion
- (C) remains of prehistoric life
- (D) tectonic plates being pushed together
- (E) Something with a head, thorax, and abdomen
- (F) The area was once underwater
- (G) Species changing to another.
- (H) movement of tectonic plates]
Ans:
[Macroevolution is evolution over geologic time above the level of the species. Macroevolution is said to be the change from one species to another. Change from one species to another is evolution over geologic time above the level of the species.
(G)]