Biology Benchmark Review

Question 1

Based on the scientific name Homo sapiens which of the following must be true

Accepted Answer

in the genus Homo

Question 2

The relationship between a flower and the insect that feeds on its nectar is an example of

Accepted Answer

mutualism

Question 3

In most cells photosynthesis takes place in the _________

Accepted Answer

chloroplast

Question 4

Each pea plant gamete has how many alleles for the height gene?

Accepted Answer

1

Question 5

How does a change in DNA bases affect an organism?

Accepted Answer

All answer choices are correct

Question 6

The organelle that determines if the endoplasmic reticulum is rough or smooth is

Accepted Answer

ribosome

Question 7

What is the main way that an introduced species like honeysuckle can harm the environment?

Accepted Answer

it crowds out native plants

Question 8

If you cross two heterozygous plants, what is the expected phenotypic ratio? (TtxTt)

Accepted Answer

3:1

Question 9

Nondisjunction is when tetrads don't separate correctly, what phase of meiosis does this occur?

Accepted Answer

anaphase I

Question 10

Two populations of the same species become isolated from each other by a newly formed river.

Accepted Answer

geographical isolation

Question 11

A group of individuals of the same species that interbreed and live in the same place make up a

Accepted Answer

population

Question 12

The more similar the DNA sequences of two species

Accepted Answer

the more recently they shared a common ancestor

Question 13

During DNA replication, a DNA strand that has the bases CTAGGT produces a strand with the bases

Accepted Answer

GATCCA

Question 14

Which of the following correctly represents the process of protein synthesis

Accepted Answer

DNA transcription -- > RNA translation -- > proteins

Question 15

A community recovering after a forest fire is an example of

Accepted Answer

succession

Question 16

In humans, what substance is produced from the process of anaerobic fermentation?

Accepted Answer

lactic acid

Question 17

All the interconnected feeding relationships in an ecosystem make up a food

Accepted Answer

web

Question 18

An advantage of sexual reproduction over asexual reproduction is that

Accepted Answer

provides genetic diversity

Question 19

Which of the following cells in the human body would you expect to have the most mitochondria

Accepted Answer

muscle cells

Question 20

The evolution of Darwin's finches is an example of

Accepted Answer

speciation

Question 21

The ability of an individual organism to survive and reproduce in its natural environment is

Accepted Answer

fitness

Question 22

A cell has 10 chromosomes, each of its daughter cells will have ____ chromosomes after mitosis

Accepted Answer

10

Question 23

Which of the following desert organisms in a producer?

Accepted Answer

cactus

Question 24

During exercise, one maintains homeostasis by

Accepted Answer

sweating

Question 25

The major components of cell membranes are

Accepted Answer

lipids

Question 26

Genes containing instruction for assembling _____________

Accepted Answer

proteins

Question 27

A eukaryotic cell has which of the following?

Accepted Answer

all of these

Question 28

How many chromosomes does a human bone cell have?

Accepted Answer

46

Question 29

If an organism's diploid number is 12, its haploid number is ____

Accepted Answer

6

Question 30

If we could insert an extra chromosome into a body cell, how would that impact future offspring

Accepted Answer

the offspring would be unaffected since it was a body cell

Question 31

Which of the following does NOT provide evidence that organisms have been evolving for years

Accepted Answer

natural variation within a species

Question 32

The combined genetic information of all members of a particular population forms a

Accepted Answer

gene pool

Question 33

Amino acids are building blocks of proteins just as

Accepted Answer

monosaccharides are a building block of polysaccharides

Question 34

Different species can share the same habitat, but competition among them is reduced if they

Accepted Answer

occupy different niches

Question 35

Which of the following conditions is a chromosomal abnormality see in a person's karyotype?

Accepted Answer

Down syndrome

Question 36

If a cell has 50 chromosomes, each of its daughter cells will have __ chromosomes after meiosis

Accepted Answer

25

Question 37

Which of the following statement best explains the effect adaptation has on an organism

Accepted Answer

increases the chance of survival

Question 38

A bird's wings are __________ to a whale's front flippers.

Accepted Answer

homologous

Question 39

What stage of mitosis is similar pulling apart pieces of bridge?

Accepted Answer

anaphase

Question 40

Unlike mitosis, meiosis results in the formation of ___

Accepted Answer

four genetically different haploid cells

Question 41

What process occurs during meiosis resulting in increased genetic variation?

Accepted Answer

crossing-over

Question 42

Which equation best summarizes the process of photosynthesis?

Accepted Answer

water + carbon dioxide light--> sugars + oxygen

Question 43

Which of the following organelles would NOT be present in an animal cell?

Accepted Answer

chloroplasts

Question 44

What do we call a community that has been stable for several years?

Accepted Answer

climax

Question 45

DNA is a nucleic acid made up of repeating units called

Accepted Answer

nucleotides

Question 46

How do the cells created via mitosis compare to the original cell?

Accepted Answer

they are genetically identical

Question 47

What deals with interactions among organisms and between them and the environment?

Accepted Answer

ecology

Question 48

In most cells respiration takes place in the

Accepted Answer

mitochondria

Question 49

What is the maximum percentage of energy available a 3rd level consumer if we start with 100%

Accepted Answer

0.1%

Question 50

The different forms of a gene are called

Accepted Answer

alleles

Biology Benchmark Review

Questions 50

Biology Benchmark Review

Questions 50