THIRD BI-WEEKLY EXAMINATION

1.

1 point

All structures in the cell are held in place by the

vacuoles

cytoplasm

cytoskeleton

lysosomes

2.

1 point

In the cell the structure which plays a part in reproduction is the

chloroplast

golgi apparatus

centriole

plasma membrane

3.

1 point

In the cell energy is being used anytime we talk about

adjusted transport

passive transport

free movement of particles

active transport

4.

1 point

The plasma membrane

is used for storage

makes proteins

provides internal structures

maintain homeostasis

5.

1 point

When energy flows from producer up the food chain, to other organisms we lose______ percent of energy.

8%

20%

10%

5%

6.

1 point

In the cell, organelles are names given to

individual structures with their own job to do

structures needing blood

none of the above

structures with heart-shaped materials embedded

7.

1 point

Eukaryotic cells are cells which

have a membrane

found in the foot

do not have a membrane

are native to South America

8.

1 point

Through selective permeability, materials are controlled entering the cell via

selective permeablity

prokarytoic membranes

non-active transport

electron tranfer

9.

1 point

In the scientific method, the variable which changes is called the

non-dependent

independent variable

control

none of the above

10.

1 point

A statement which says that the cell is the basic unit of organization is called the

Cell Theory

Fluid Mosaic Theory

Golgi Theory

Brownian Theory

11.

1 point

Passive transport of material across the plasma membrane using transport proteins it is called

non-facilitated diffusion

facilitated diffusion

channel diffusion

active transport

12.

1 point

Anytime molecules in the cell move and no energy is required, it must be

with the concentration gradient

none of the above

against the concentration gradient

active transport

13.

1 point

In the cell, vacuoles are usde for

internal structures

storage

chemical reactions

producing food

14.

1 point

The first signs of a succession is the appearance of

lichens

trees

exposed rocks

moss

15.

1 point

In a hypotonic solution, the concentration of dissolved substances in a cell is

equally balanced

none of the above

lower in solution outside the cell

higher in solution outside the cell

16.

1 point

The first thing we do in conducting a scientific experiment is

formulate data

create an hypothesis

observation

to state a hypothesis

17.

1 point

Grasslands, Tundra, and Deserts are some examples of a

population

biosphere

biome

community

18.

1 point

In the cell the __________ is used to provide energy.

ribosomes

mitochondrion

none of the above

nucleus

19.

1 point

Golgi apparatus

supports and protects cells

sorts and transports

transforms energy

cell control center