The part of the tooth that anchors the tooth to the bone is called the

a. pulp

b. gingiva

c. cementum

d. root

A stream of waters holds thriving bacteria. If drought conditions caused the stream to dry up, how would the bacteria most likely respond to survive?

Without the skeletal system, the body could not carry oxygen in the blood. a. True b. False

An area where soil has eroded experiences what?

In which series are the stages of interphase in the correct order

Which of the following statements about weathering is true? a. Physical and chemical are the two types of weathering. b. Weathering occurs when rocks are subjected to the movement of wind or water. c. Humans are the only cause of weathering. d.

How are objects placed in space? a. in random pattern b. in a rigid pattern c. in a loose pattern d. in no pattern

Explain the concept of natural selection.

A cell has the following features; a nucleus, mitochondria, ribosomes, a cell wall made of chiton and a cell membrane. What type of cell is described? A) animal B) bacteria C) fungi D) plant

The energy for the water cycle comes from the Sun. a. True b. False

Which tissue type is formed by many cells joining together, each contributing a nucleus? Select one: A. smooth muscle B. cardiac muscle C. dense regular D. skeletal muscle