Semester Review

Question 1

Abiotic

Answer 1

Non living

Question 2

6 characteristics of life?

Answer 2

1. made of cells
2. Reproduce
3. Grow and develop
4. Use energy
5. Maintain homeostasis (balanced body).
6. Responds to the environment

Question 3

Levels of organism from largest to smallest

Answer 3

Cells
Organism
Population 
Community 
Ecosystem 
Biosphere

Question 4

Dependent variable

Answer 4

What you’re measuring (u axis)

Question 5

Independent variable

Answer 5

What you’re changing (x axis)

Question 6

1 constant

Answer 6

Anything that stays the same (must stay in experiment)

Question 7

Control

Answer 7

Opposite of independent variable, non treated group.

Question 8

If part of a hypothesis is independent variable then part is the __________?

Answer 8

Dependent variable

Question 9

How does energy flow in an ecosystem?

Answer 9

In 1 direction, from producers ▶️ consumers ▶️decomposers

Question 10

What is a short term effect?

Answer 10

Immediate result of an event like the fish population rising quickly because they aren’t sharks

Question 11

Long term effect?

Answer 11

Takes time to show like the fish population reaching its carrying capacity.

Question 12

Decomposers?

Answer 12

Recycled energy by eating dead organisms.

Question 13

What factors can influence population growth?

Answer 13

Hunting, amount of food, disease, predators, exit.

Question 14

What is the role of producers?

Answer 14

To produce energy through photo synthesis is which takes light energy and turns it into oxygen and chemical energy (sugar for the plant to eat).

Question 15

Logistic growth?

Answer 15

Steady until reaching carrying capacity

Question 16

Exponential growth?

Answer 16

Shows a population climbing at a high rate and not stopping.

Question 17

Examples of invasive species?

Answer 17

Zebra mussels 
Mongoose
Goby fish 
Feral swine 
Slavonia

Question 18

Compare and contrast DNA & RNA?

Answer 18

RNA:
Single stranded
Has unracel instead of thymine
Leaves the nucleus and contains ribosome sugar as ….to deoxyribose sugar

DNA:
Opposite on everything at the top

Question 19

What’s a nueclitide? And it’s 3 parts?

Answer 19

Building block of dna and rna and sugar, phosphate, and 1 of 4 bases(a,t,c,g)

Question 20

What is dna shaped like?

Answer 20

Double helix

Question 21

Function of DNA?

Answer 21

Is to produce proteins

Question 22

List the following (in order) from smallest to largest : cell, genome, DNA, chromosome, gene.

Answer 22

Gene
DNA
Chromosome 
Genome
Cell

Question 23

What is replication?

Answer 23

Process of coping DNA

Question 24

How is DNA replicated?

Answer 24

Semi - counsivey

Question 25

What does transcription do?

Answer 25

DNA is made into MRNA ( tranSCRIBEtion) (writing, changing into new forms...)

Question 26

What does translation do?

Answer 26

Takes place in ribosome, and it makes proteins.

Question 27

Haploid cells?

Answer 27

Half the number of chromosomes in people it is 23.

Question 28

Diploid cells?

Answer 28

Full set of chromosomes. People = 46.

Question 29

Given diploid Parent Alleles , give haploid allele combinations of gamete. Parent is AABb so possible combos would be ____ + ______?

Answer 29

AB and Ab

Question 30

Biotic?

Answer 30

Living