PLANTS & PHOTOSYNTHESIS

PROCESSES

100

What is the result of pollination and fertilization? A. seed B. ovule C. ovary D. new plant

A. seed

200

Cell respiration uses ______________ to create energy? A. carbon dioxide, water, & sunlight B. carbon dioxide & oxygen C. water & oxygen D. carbon dioxide & water

C. water & oxygen

300

Which of the chemical representation is correct for the photosynthesis process? A. Carbon Monoxide + Water + Light ----> Sugar + Oxygen B. Carbon Dioxide + Water + Light ----> Sugar + Oxygen C. Oxygen + Water + Light ----> Sugar + Carbon Dioxide D. Sugar + Oxygen + Light ----> Carbon Dioxide + Water

B. Carbon Dioxide + Water + Light ----> Sugar + Oxygen

400

What traps the sunlight to start the photosynthesis process? A. root B. chlorophyll C. stem D. glucose

B. chlorophyll

500

Which one of the following is correct? A. Photo means "light", synthesis means "breaking apart" B. Photo means "sun", synthesis means "breaking apart" C. Photo means "light", synthesis means "putting together" D. Photo means "picture", synthesis means "producing"

C. Photo means "light", synthesis means "putting together"

GASES

100

Which gas does a plant release for animals and humans to use? A. Nitrogen dioxide B. Carbon Dioxide C. Oxygen D. Carbon monoxide

C. Oxygen

200

What gas does a human release that plants use? A. Carbon dioxide B. Carbon monoxide C. Nitrogen D. Oxygen

A. Carbon dioxide

300

Which of the following gases is not a pollutant? A. nitrogen dioxide B. nitrogen C. sulfur dioxide D. ozone

B. nitrogen

400

The temperature at which a substance boils is the same as the temperature at which it: A. condenses B. melts C. freezes D. sublimes

A. condenses

500

Which gas is produced by a photochemical reaction? A. Carbon dioxide B. Nitrogen C. Carbon monoxide D. Ozone

D. ozone

PARTS OF PLANT

100

Which part of the plant attracts pollinators? A. stem B. root C. petal D. seed

C. flower

200

The male part of the plant is called the A. carpel, B. stamen, C. receptacle, D. sepal

B. stamen

300

Which of the following protects the flower in the bud? A. petal B. stem C. sepal D. receptacle

C. sepal

400

The plant's ovary will eventually become: A. the stem B. the seed C. the cone D. the fruit

D. the fruit

500

What is the function of the root of a plant? A. protects the developing seeds B. lets air and water come and go C. catches energy from sunlight D. absorbs water, chemicals, and soil from the ground

D. absorbs water, chemicals, and soil from the ground

7th GRADE SCIENCE

100

All of the following are forces except: A. buoyancy B. friction C. air resistance D. terminal velocity

D. terminal velocity

200

Without air resistance, a large rock will fall __________ a ping pong ball. A. faster than B. slower than C. at the same rate as

C. at the same rate as

300

Viruses cannot be treated with antibiotics because A. the antibiotics destroy the host cells B. viruses mutate C. there are too many viruses D. choices A & B or E. choices B & C

D. choices B & C

400

Water contains more dissolved oxygen if it is A. still B. dirty C. cold D. warm

C. cold

500

Which organ produces bile to digest fats? 

A. pancreas 

B. gall bladder 

C. liver 

D. small intestine

C. liver