study guide 2

Question 1

formula for photosynthesis

Answer 1

Sunlight+ water+ carbon dioxide–oxygen + glucose

Question 2

where does photosynthesis occur in plant cells

Answer 2

chloroplasts

Question 3

light energy is made up of particles called

Answer 3

photons

Question 4

used to make sugar

Answer 4

ATP

Question 5

pigment present in the green parts of plants it absorbs photons of light energy

Answer 5

chlorophyll

Question 6

renewable fuels made from living organisms

fuel from algae

Answer 6

biofuels

Question 7

how do humans and other animals obtain energy

Answer 7

by eating food

Question 8

energy stored in the chemical bonds

Answer 8

potential energy

Question 9

the energy of motion and movement

Answer 9

kinetic energy

Question 10

obtain energy by eating other organisms

Answer 10

heterotrophs

Question 11

capture and transform the energy of sunlight by photosynthesis

Answer 11

autotrophs

Question 12

process by which plants and other autotrophs use the energy of sunlight to make energy rich molecules; uses carbon dioxide and water and sunlight

Answer 12

photosynthesis

Question 13

chronic undereating; the child lacks nutrients necessary for the chemical reactions of growth and development

Answer 13

malnutrition

Question 14

all of the chemical reaction that happen in your body

Answer 14

metabolism

Question 15

break down larger structures into smaller ones

Answer 15

catabolic reactions

Question 16

bond building; build new structures from smaller subunits

Answer 16

anabolic

Question 17

helper molecules; proteins that speed up chemical reactions

Answer 17

enzymes

Question 18

the process of speeding up the rate of a chemical reaction by enzymes

Answer 18

catalysis

Question 19

part of an enzyme that bind to the substrate

Answer 19

active site

Question 20

molecule to which an enzyme binds and on which it acts

Answer 20

substrate

Question 21

proteins that speed up chemical reactions

Answer 21

enzymes

Question 22

energy required for a chemical reaction to proceed

Answer 22

activation energy