Ultimate Biology Trivia Questions On Cells And Atoms! Quiz
This is the ultimate biology trivia quiz when it comes to cells and atoms. The human body is made of millions and millions of cells which have specific functions in the body and remade up of atoms and molecules. Do give it a try and get to see just how well you understand them and their role in the body
- 1.
The step that links Glycolysis and Citric acid cycle is :
- A.
Fermentation
- B.
Chemiosmosis
- C.
Oxidation of Pyruvate to Acetyl CoA
- D.
Electron transport chain
Correct Answer
C. Oxidation of Pyruvate to Acetyl CoA -
- 2.
In plant cells , cytokinesis occurs by a process Known as cleavage .
- A.
True
- B.
False
Correct Answer
B. False -
- 3.
Crossing over occurs in ..
- A.
Prophase I
- B.
Prophase II
- C.
Prophase I & Prophase II
Correct Answer
A. Prophase I -
- 4.
How many carbon is released as CO2 during glycolysis ?
- A.
0
- B.
4
- C.
2
- D.
6
Correct Answer
A. 0 -
- 5.
How many gametes can be produced from the genotype of AaBbCCDdEE ?
- A.
4
- B.
16
- C.
3
- D.
8
Correct Answer
D. 8 -
- 6.
The true tract of evolution is :
- A.
Eukaryotes(mitosis)-dinoflagellates(unicellular protist)-diatoms and yeasts(unicellular protist)-binary fission(becteria)
- B.
Binary fission(becteria)-dinoflagellates(unicellular protist)-diatoms and yeasts(unicellular protist)-eukaryotes(mitosis)
- C.
Eukaryotes(mitosis)-binary fission -dinoflagellates - diatoms and yeasts
- D.
Binary fission(becteria)-)-diatoms and yeasts-dinoflagellates(unicellular protiststs)-eukaryotes(mitosis)
Correct Answer
B. Binary fission(becteria)-dinoflagellates(unicellular protist)-diatoms and yeasts(unicellular protist)-eukaryotes(mitosis) -
- 7.
Oxidative phosphorylation in Eukaryotic cells takes place in _________ and in prokaryotic cells ____________.
- A.
Mitochondrion( inner membrane) , plasma membrane
- B.
Mitochondrial matrix , cytosol
- C.
Cytosol , cytosol
Correct Answer
A. Mitochondrion( inner membrane) , plasma membrane -
- 8.
Interphase account for about ___ of the cell cycle .
- A.
50%
- B.
68%
- C.
90%
- D.
100%
Correct Answer
C. 90% -
- 9.
Either diploid or haploid cells can devide by mitosis .
- A.
True
- B.
False
Correct Answer
A. True -
- 10.
The dominant trait of seed color in Mendel experiment is :
- A.
Green
- B.
Yellow
- C.
White
- D.
Purple
Correct Answer
B. Yellow -
- 11.
In animal diets , the major source of carbohydrates is _______ , that can be broken down into glucose subunit .
- A.
Glycerol
- B.
Fat
- C.
Cellulose
- D.
Starch
Correct Answer
D. Starch -
- 12.
NAD+ trap electron from glucose and other organic molecules in food by enzyme called ________ that remove a pair of hydrogen atoms from the substrate .
- A.
Dehydrogenase
- B.
Kinase
- C.
Enolase
- D.
ATP synthase
Correct Answer
A. Dehydrogenase -
- 13.
The set of 23 chromosomes of human gametes contains :
- A.
21 autosomes + 2 sex chromosomes
- B.
23 autosomes + 23 sex chromosomes
- C.
46 autosomal chromosome
- D.
22 autosomes + single sex chromosome
Correct Answer
D. 22 autosomes + single sex chromosome -
- 14.
Cell has 5 chromosomes in G1 of Mitosis , what is the diploid number ?
- A.
5
- B.
10
- C.
20
- D.
50
Correct Answer
A. 5 -
- 15.
In the cross YyRr X YyRr what is the probability of YyRR?
- A.
1/4
- B.
1/8
- C.
4/8
- D.
1/2
Correct Answer
B. 1/8 -
- 16.
Glycolysis occurs only under aerobic conditions ?
- A.
True
- B.
False
Correct Answer
B. False -
- 17.
Total DNA in the cell called :
- A.
Chromatin
- B.
Tetrad
- C.
Chromosome
- D.
Genome
Correct Answer
D. Genome -
- 18.
The Diploid multicellular stage is called ?
- A.
Spores
- B.
Sporophyte
- C.
Gametes
- D.
Gametophyte
Correct Answer
B. Sporophyte -
- 19.
If there are 14 centromeres in a cell at metaphase of mitosis , how many chromosome will be found in each daughter cell ?
- A.
14
- B.
28
- C.
7
- D.
48
Correct Answer
A. 14 -
- 20.
If we have a pea plant that has purple flower , how can we determine its genotype ?
- A.
We can cross this plant with another purple plant
- B.
We can cross this plant with white flower plant
Correct Answer
B. We can cross this plant with white flower plant -
- 21.
Net product for 1 glucose in citric acid cycle ...
- A.
4ATP + 2CO2 + 6NADH
- B.
2ATP + 6NADH + 4FADH2 + no CO2
- C.
2 ATP + 6 NADH + 2FADH2 + 4CO2
- D.
6ATP + 6NADH +4FADH2 + 4CO2
Correct Answer
C. 2 ATP + 6 NADH + 2FADH2 + 4CO2 -
- 22.
numbered 1 area is ..
- A.
Mitochondrial matrix
- B.
Inner mitochondrial membrane
- C.
Intermembrane space
- D.
Cytosol
Correct Answer
C. Intermembrane space -
- 23.
Diploid cell with 4 chromosome pairs , how many chromosome will be found in Anaphase of mitosis ?
- A.
8
- B.
16
- C.
4
Correct Answer
B. 16 -
- 24.
Cells whose genetic and cellular changes enable them to spread to new tissue and impaire the function of one or more organs called ..
- A.
Malingnant tumor
- B.
Benign tumor
- C.
Transformation
- D.
Metastasize
Correct Answer
A. Malingnant tumor -
- 25.
If a cell at metaphase I of meiosis contains 12 chrormosomes , how many chromosome will be present in Anaphase I (ركزووو)
- A.
6
- B.
24
- C.
12
Correct Answer
C. 12 -
- 26.
Each variant for a character is called :
- A.
Trait
- B.
Heterozygous
- C.
Homozygous
- D.
Dominant
Correct Answer
A. Trait -
- 27.
The genotype of an individual is AaBb , which of the following is a possible gamete genotype ?
- A.
Aa
- B.
AB
- C.
Bb
- D.
All are correct
Correct Answer
B. AB -
- 28.
Final elecron acceptor in Alcohol fermentation is ..
- A.
Oxygen
- B.
Pyruvate
- C.
Acetaldehyde
Correct Answer
C. Acetaldehyde -
- 29.
Check points in the cell cycle are found in ..
- A.
G1 & G2
- B.
G1 only
- C.
M phases
- D.
1+3
Correct Answer
D. 1+3 -
- 30.
If there are 24 chromosomes in asexually reproducing cell , the number of tetrads during meiosis is :
- A.
6
- B.
12
- C.
24
- D.
48
Correct Answer
B. 12 -
- 31.
An organism with two different alleles for a gene is :
- A.
Heterozygous
- B.
Homozygous
- C.
Genotype
- D.
Phenotype
Correct Answer
A. Heterozygous -
- 32.
If the diploid was 6 , what is the Independent assortment of chromosomes ?
- A.
2 to the power 6
- B.
2 to the power 3
- C.
2 to the power 10
- D.
2 to the power 12
Correct Answer
B. 2 to the power 3 -
- 33.
YyRr X YyRr the phenotypic ratio for this combination is
- A.
1:1
- B.
1:2:1
- C.
1:3
- D.
9:3:3:1
Correct Answer
D. 9:3:3:1 -
- 34.
10 FADH2 + 100NADH will produce ____ ATP?
- A.
150
- B.
265
- C.
32
- D.
90
Correct Answer
B. 265 -
- 35.
Yeasts carries out alcoholic fermentation .
- A.
True
- B.
False
Correct Answer
A. True -
- 36.
The final electron acceptor( in electron transport chain ) in anaerobic respiration is oxygen .
- A.
True
- B.
False
Correct Answer
B. False -
- 37.
Separation of sister chromatids occurs in ...
- A.
Meiosis I
- B.
Meiosis II
- C.
1+2
Correct Answer
B. Meiosis II -
- 38.
In the figure bellow , the baby number ____ would have AaBbCc , and baby number ___ would have aabbcc genotype.
- A.
5-1
- B.
3-1
- C.
1-5
- D.
3-5
Correct Answer
B. 3-1 -
- 39.
Origin of genetic variation in humans could be due to :
- A.
Random fertilization
- B.
Crossing over
- C.
Independent assortment of chromosomes
- D.
All of the above
Correct Answer
D. All of the above -
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-
Current Version
-
Mar 21, 2022Quiz Edited by
ProProfs Editorial Team -
Apr 08, 2019Quiz Created by
Pharmacgy
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