WorksheetsMidterm Review (Fall/Winter)
Total questions: 22
Worksheet time: 11mins
Symbiosis where one species is helped and the other is not harmed or helped.
Commensalism
Parasitism
Mutualism
Herbivory
1000 J of energy is produced by some plants. How much is available to the herbivores that eat them?
1000J
10000J
100J
1J
Which part of the carbon cycle removes carbon from the air?
Photosynthesis
Decomposition
Cellular respiration
Combustion of plant material
Photosynthesis releases which gas?
Oxygen
Carbon dixoide
Which are the reactants of cellular respiration
Oxygen and glucose
Glucose and carbon dioxide
Carbon dioxide and water
Water and glucose
What are the products of photosynthesis
Carbon dioxide and water
Glucose and oxygen
Glucose and Carbon dioxide
Oxygen and water
A plant cell that is 4% salt is put in a solution that is 3% salt.
The cell will swell
The cell will shrink
The cell will not change
Where is most of the ATP created?
Krebs' cycle
Electron transport chain
Glycolysis
Photosynthesis
Enzymes can lower the __ energy of a chemical reaction
Exothermic
Endothermic
activation
Salivation
Cells produced by using mitosis or binary fission:
Have no genetic variation
Have a great deal of genetic variation
Which process would you use if you needed to make a large sample of DNA?
PCR
Gel electrophoresis
STR
Genetic Engineering
A gamete has 10 chromosomes. How many will the zygote have after fertilization
20
25
10
46
An organism has 20 chromosomes. After meiosis how many will each cell have?
10
20
40
44
If a parent has type A blood and the other has type O, which blood type could their baby NOT have?
O
A
B
How many different gametes could be produced by a AaBb individual?
4
2
1
8
A __ is found on mRNA, An ___ is found on tRNA.
Codon, Anticondon
Anticodon, codon
Transfer codon, codon
Which type of mutation is pictured here?
Translocation
Inversion
Addtion
Deletion
Which type of mutation might be germline?
In a gamete
in a skin cell
in a liver cell
in a eyeball
What happens if there is a mutation on an enzyme's active site?
The enzyme will not work properly
The enzyme will work on a different substrate
The substrate will be ruined
The enzyme will cut the DNA
In which process is DNA copied into mRNA?
Translation
Transcription
Psuedomonas aeruginosa produces a toxin called Psudomonas exotoxin-A. This toxin kills eukaryotic cells by covalently modifying components that are essential to protein synthesis. Where in the cell is does this toxin most likely act?
The ribosomal subunit binding site
The translational matrix
The ADP-ribosylates binding site
The nucleus
Which mutation would be the "worst" for the organism
A deletion in an intron
A substitution
An addtion at the start of the gene
A silent mutation
