Unit 1 B Review

How does photosynthesis benefit heterotrophs?

• it adds carbon to the air

• it creates food they can eat

• it eliminates harmful sugars

• it creates clean water

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

_________ transport is the movement of dissolved materials through a cell membrane WITHOUT using celluar energy.

• active

• passive

• singular

• plural

The stage of cellular respiration that produces the most energy happens in the

• nucleus

• cytoplasm

• chloroplast

• mitochondria

Tags

NGSS.MS-LS1-7

What does O2 stand for?

• carbon dioxide

• oxygen

• water

• glucose

Tags

NGSS.MS-LS2-3

Together, the processes of photosynthesis and cellular respiration keep the levels of oxygen and carbon dioxide

• always increasing

• always decreasing

• fairly constant

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

A __________ is an organism that CANNOT make their own food.

• autotroph

• heterotroph

• glycolosis

• osmosis

Tags

NGSS.MS-LS2-3

Enzymes are important because they

• contain water

• speed up chemical reactions

• contain genetic material

• help maintain shape of the cell

__________is the transport process where the cell makes a vesicle (little bowl) that carries materials to the membrane where it "fuses" and "spits" out the particle of the cell.

• osmosis

• exocytosis

• endocytosis

DNA and RNA belong to the nucleic acid compound group.

• True

• False

Tags

NGSS.MS-LS3-1

What term best defines the diffusion of water molecules through a semi-permeable membrane?

• Osmosis

• Engulfing

• active transport

• passive transport