2nd 6 Weeks End of Unit Review

(Includes 1st 6 Weeks material)

Identify 2 organelles found in plant cells, but

not in animal cells.

Question 1- 2 points

Possible Answers: Large central vacuole Cell wall Chloroplast chlorophyll

Identify the 3 parts of the cell theory.

Question 2 – 3 points

1) All cells are composed of 1 or more cells.2) All cells come from previous cells.3) Cells are the building blocks of life.

Explain why mitochondria can be nicknamed the “Mighty Mitochondria”.

Question 3 – 2 points

Mitochondria use sugar molecules to provide ENERGY to the cell.

Explain why the nucleus is the “brain” of the cell.

Question 4 – 2 points

The nucleus controls all the functions of the cell, which is similar to how the brain controls almost all the functions of the body.

List the levels of organization from organism down to the cell.

Question 5 – 3 points

Organism Organ System Organ Tissue Cell

Cells’ shapes are determined by their _ _ _ _ _ _ _ _.

Question 6 – 2 points

FUNCTION

Identify the organ that acts similarly to a cell membrane.

Question 7 – 2 points

Skin or lungs (You can make the case for both)

What is the job of a plant cell wall?

Question 8 – 2 points

Plant cell walls provide rigid support, structure, and added protection for the plant cell.

Which of the following is an organic compound?A) NaClB) H2O

C) C3H8

D) HCl

Question 9 – 1 point

C) C3H8 – because it has Carbon

Give one example of physical digestion.

Question 10 – 2 points

- Chewing- Churning food in your stomach- Water being absorbed in the large intestine

Give an example of chemical digestion.

Question 11 – 2 points

- Saliva breaking down carbohydrates in your

mouth.- Stomach acids breaking down proteins in your

stomach.- Bile breaking down lipids in your small

intestine.

Which of the following elements is not found in a Carbohydrate?A) CarbonB) HydrogenC) OxygenD) Nitrogen

Question 12 – 2 points

D) Nitrogen

List 3 functions of the skeletal system.

Question 13 – 3 points

Possible Answers:1- protect internal organs2- provide a frame for the body3- store materials such as calcium4- produce blood cells5- enable the body to move by the muscles being attached to them and pulling on them when contracting

Which body system is mainly responsible for taking in Oxygen and releasing Carbon Dioxide?

Question 14 – 2 points

Respiratory System

Explain how the circulatory system works with the respiratory system.

Question 15 – 4 points

The circulatory system circulates blood throughout the body. It must get Oxygen from the Respiratory System, then carry the Oxygen in the blood to all the cells of the body.

Which organ produces bile, which helps break down fats and carbohydrates in the small intestine?

Question 16 – 2 points

Liver

Give an example of a situation where chemical energy is converted to thermal energy.

Question 17 – 3 points

Possible answer: A polar bear eats fish and generates body

heat to stay warm. A battery powered toaster. Humans eating a hamburger and maintaining

their 98.6 degree temp even when it is 40 degrees outside.

What system helps prevent bacteria from entering our body?

Question 18 – 2 points

Integumentary (skin, hair, and nails)

Finish the sentence:All organic compounds contain the element __________.

Question 19 – 2 points

Carbon

What molecule do proteins break down in to?

Question 20 – 2 points

Amino Acids

What complex molecule do 3 fatty acids and 1 glycerol make?

Question 21 – 2 points

A lipid

What are 2 functions of lipids?

Question 22 – 2 points

- Store energy- Insulate from outside dangers- Provide structure for cell membranes

Carbohydrates are broken down in to _____________.

Question 23 – 2 points

Sugars

What is the formula for 1 molecule of sugar?

Question 24 – 3 points

C6H12O6

What process in nature converts radiant energy to chemical energy?

Question 25 – 3 points

Photosynthesis

What process in humans converts chemical energy into kinetic energy?

Question 26 – 5 points

Cellular Respiration

In which organelle does photosynthesis occur?

Question 27 – 2 points

Chloroplast (in plant cells)

In which organelle does cellular respiration occur?

Question 28 – 3 points

Mitochondria

Is a starch a protein, carbohydrate, or lipid?

Question 29 – 3 points

Carbohydrate

Is a cracker mainly considered a protein, carbohydrate, or lipid?

Question 30 – 3 points

Carbohydrate