Vocab Quiz 12#

Question 1

the max extent of a vibration or oscillation, measured from the position of the equilibrium

Answer 1

amplitude

Question 2

SI unit of frequency, one cycle per second

Answer 2

hertz

Question 3

diminution in the density of smth, mostly an air or a gas

Answer 3

rarefraction

Question 4

a change in the direction of a wave when the wave finds an obstacle or an edge, such as an opening

Answer 4

diffraction

Question 5

the bending of a wave as the wave passes between two substances in which the speed of the wave differs

Answer 5

refraction

Question 6

organism that makes its own food from surrounding energy

Answer 6

producer

Question 7

organism that eats other organisms

Answer 7

consumer

Question 8

organic compound containing carboxyl and amino

Answer 8

amino acids

Question 9

molecule that acts as the main energy source for cell processes (needed for a cell to work)

Answer 9

ATP

Question 10

and organism made up of cells that have a nucleus enclosed in a membrane

Answer 10

eukaryote

Question 11

organism that consists of a single cell that doesn’t have a nucleus

Answer 11

prokaryote

Question 12

movement of particles from areas of high density and compression to areas of low density and compression

Answer 12

diffusion

Question 13

having two different alleles of a particular gene or genes.

Answer 13

heterozygous

Question 14

having two identical alleles of a particular gene or genes.

Answer 14

homozygous

Question 15

the type of tissue in vascular plants that provides support and conducts water and nutrients from the roots

Answer 15

xylem

Question 16

the vascular tissue in charge of transport and distribution of the organic nutrients.

Answer 16

phloem

Question 17

a woody, vascular seed plant whose seeds are not enclosed by an ovary or fruit

Answer 17

gymnosperm

Question 18

a flowering plant that produces seeds within a fruit

Answer 18

angiosperm

Question 19

a process by which molecules of a solvent tend to pass through a semipermeable membrane from a less concentrated solution into a more concentrated one, thus equalizing the concentrations on each side of the membrane

Answer 19

osmosis

Question 20

an insoluble substance which is the main constituent of plant cell walls and of vegetable fibers such as cotton. It is a polysaccharide consisting of chains of glucose monomers.

Answer 20

cellulose