CHNOPS AND ELEMENT COUNTING

Define organic compound.

Compound / Organic or Inorganic?
H2SO4
CO2
C6H12O6
CHCl3
CHNa03
NaCl
ClO2
H2O2

Isthe compound organic or inorganic?

What are the common elements that are commonly found in organic compounds?

The chemical formula for a mineral known as Hematite is Fe2O3. Is this mineral an organic or inorganic compound? Explain how you know.

Complete the chart below by stating how many elements are found in each compound:

Compound / Number of ELEMENTS / Total Atoms
H2O
CHCO3
CO
C6H4N2O
C6H12O6

DICHOTOMOUS KEYS

Use the dichotomous key given below to identify the following 2 organisms. For each organism, list the steps in the boxes provided below the dichotomous key that you went through to identify the animal. The first two steps have been done for you for the first organism.

ORGANISM 1ORGANISM 2

1. a. Organism is living...... go to 4.

1. b. Organism is nonliving...... go to 2.

2. a. Object is metallic...... go to 3.

2. b. Object is nonmetallic...... ROCK.

3. a. Object has wheels...... BICYCLE.

3. b. Object does not have wheels...... TIN CAN.

4. a. Organism is microscopic...... PARAMECIUM.

4. b. Organism is macroscopic...... go to 5.

5. a. Organism is a plant...... go to 6.

5. b. Organism is an animal...... go to 8.

6. a. Plant has a woody stem...... go to 7.

6. b. Plant has a herbaceous stem...... DANDELION.

7. a. Tree has needle like leaves...... PINE TREE.

7. b. Tree has broad leaves...... OAK TREE.

8. a. Organism lives on land...... go to 9.

8. b. Organism lives in water...... CLAM.

9. a. Organism has 4 legs or fewer...... go to 10.

9. b. Organism has more than 4 legs...... ANT.

10 a. Organism has fur...... go to 11.

10 b. Organism has feathers...... ROBIN.

11 a. Organism has hooves...... DEER.

11 b. Organism has no hooves...... MOUSE

ORGANISM 1 IDENTIFICATION STEPS:

Step 1: 1a / Step 2: 4b / Step 3 / Step 4: / Step 5: / Step 6:

ORGANISM IDENTIFICATION STEPS:

Step 1: / Step 2: / Step 3 / Step 4:

Use the terms in the box and label the leaves with all characteristics that apply.

Leaf characteristics

Cells

Name the 4 points of the Cell Theory

1.

2.

3.

4.

What organelle contains the genetic material in a cell?

Whatis the genetic material called and what is its purpose?

Define organelles.

How does the shape of a plant and animal cell differ?

What piece of lab equipment is used to view cells?

What do you do to that equipment if you want to view the cell bigger?

Complete the chart below:

Cell Part / Picture / Animal / Plant
Cell Wall /
Cell Membrane /
Nucleus /
Cytoplasm /
Mitochondrion /
Chloroplast /
Vacuole /

The Nucleus – Reproduction, Heredity and Natural Selection

Which type of reproduction will result in genetic variation? WHY??

Define genetic variation.

Define heredity.

In terms of heredity and inherited traits, describe why birds and insects are different?

Describe 2 inherited traits and 2 environmental traits.

If a child inherits a dominant gene from Mom and a recessive gene from Dad, which gene will show the trait?

Explain the difference between genotype and phenotype.

What is the result of selective breeding?

Describe how natural selection changes a population.

Place the following descriptions into the category that they best fit

1. Genetic Variation / 7. Offspring have a combination of DNA from the parents
2. Involves one parent / 8. Involves two parents
3. Kittens / 9. Regeneration
4. Flowering Plants / 10. Offspring will be identical to parent
5. Offspring will be unique / 11. Inherited traits
6. DNA is passed from parent to offspring / 12. Uniform genetic material

Biomolecules

Complete the chart:

BIOMOLECULE / COMPOSED OF / FUNCTION
NUCLEIC ACID
PROTEIN
LIPID
CARBOHYDRATE