science practice for the benchmark tomorrow

RANDOM

100

The clouds taking water from the drops they made but the sun makes it faster. what cycle is that?

evaporation

200

water falling from the sky... what cycle is that?

precipitation

300

What are some seasonal changes?

spring, summer, Fall, Winter

400

What are some daily changes?

temperature and precipitation

500

What are some long terms changes?

Drought, climate change, volcanic eruptions, natural disaster

Ls.10 pt.2 DNA & HEREDITY

100

how many reproductive chromosomes are in our human body

23

200

how much chromosomes are in human body cells

46

300

what is the process of cell division that results in 2 identical cells?

mitosis 

400

what DNA structure do we describe as?

double helix

500

what pairs together to form DNA?

Nucleotide

LS.2 pt2/ Ls.4/Ls.3.a-Cell processes

100

what cell must be copied before the cell divides?

Chromosomes

200

what cell is the powerhouse of the ATP energy?

mitochondria

300

(this is in Ls.2 pt.1 cause i did not have enough room) what cell is found in all cells? (hint:jelly-like substances holds the Organelles together)

Cytoplasm

400

what is the order of the cell processes?

Cells-Tissues-Organs-Organ Systems-Organisms

500

(this is also in Ls.2 pt.1) what cell makes the cell strong?

Cell Wall

Ls.1 pt1 cell organelle structure and function

100

What does eukaryotic have? (hint same answer as prokaryotic but different)

they have a Nucleus

200

What cells have substances to move IN and OUT of a cell? (hint:every cell has it)

Cell Membrane

300

what cell has no cell walls?

animal cells DO NOT HAVE Cell Walls 

400

What do prokaryotic cells don't have?  

prokaryotic cells don´t have nucleus  PRO=NO (remember)

500

what does animal cells only have and digest wastes?

lysosomes

Ls.1 scientific method

100

the biology studies the same amount of prey that is hunted by a bird. what is the variable?

Constant

200

a teacher was doing an experiment she put stuff in different materials so we know that it changes the water Students were amazed by the different changes from the water. what variable is this?

independant variable

300

what graph change over time 

Line graph

400

the science teacher measures the amount of grass to cut the right amount of grass so it wont die....what variable is in italic word?

Dependant variable 

500

what graph shows comparision

Bar graph