Integrated Science

Question 1

1Gaseous exchange in the lungs takes place in the

Hard

A. trachea B. larynx C. alveoli D. bronchi

Question 2

2The heart pumps 70 mL per beat at 72 beats per minute. Cardiac output is about

Hard

A. 5 L/min B. 10 L/min C. 0.7 L/min D. 72 L/min

Question 3

3Xylem tissue in plants transports

Easy

A. hormones only B. food C. oxygen only D. water and minerals

Question 4

4The female reproductive organ that produces eggs is the

Easy

A. uterus B. vagina C. ovary D. oviduct

Question 5

5The part of the brain that controls balance is the

Hard

A. hypothalamus B. cerebrum C. cerebellum D. medulla

Question 6

6Digestion of starch begins in the

Easy

A. liver B. large intestine C. mouth D. stomach

Question 7

7Which part of a flower receives pollen?

Easy

A. anther B. sepal C. ovary D. stigma

Question 8

8Villi in the small intestine increase the

Easy

A. production of bile B. speed of chewing C. size of the stomach D. surface area for absorption

Question 9

9The male reproductive cell is the

Easy

A. zygote B. sperm C. embryo D. ovum

Question 10

10The hormone that lowers blood sugar is

Hard

A. adrenaline B. insulin C. thyroxine D. glucagon