General Quiz First Secondary On Genetics And Classification
- 1.
All persons with the following blood groups may produce a child with a blood group O-ve except:
- A.
A+ve
- B.
B-ve
- C.
AB-ve
- D.
O-ve
Correct Answer
C. AB-ve -
- 2.
The mammal that does not give birth but lays eggs and incubates them is:
- A.
Armadillo
- B.
Spiny ant eater
- C.
Hedgehog
- D.
Whale
Correct Answer
B. Spiny ant eater -
- 3.
Lamprey belongs to class:
- A.
Reptilia
- B.
Chondrichthyes
- C.
Agnatha
- D.
Ostichthyes
Correct Answer
C. Agnatha -
- 4.
The three pairs of genes responsible for the presence of Rhesus factor antigens are located on ............ pair(s) of chromosomes
- A.
One
- B.
Two
- C.
Three
- D.
Four
Correct Answer
A. One -
- 5.
............. is a parasite that causes human malaria
- A.
Plasmodium
- B.
Euglena
- C.
Paramecium
- D.
Amoeba
Correct Answer
A. Plasmodium -
- 6.
The flowers in Antirrhinum plant have ........... different colours
- A.
Two
- B.
Three
- C.
Four
- D.
Five
Correct Answer
B. Three -
- 7.
Sea star belongs to phylum
- A.
Echinodermata
- B.
Mollusca
- C.
Cnidaria
- D.
Porifera
Correct Answer
A. Echinodermata -
- 8.
The gene is made up of a sequence of .........
- A.
DNA
- B.
Nucleotides
- C.
Amino acids
- D.
Cromosomes
Correct Answer
B. Nucleotides -
- 9.
Class sarcodina is characterized by having .......................
- A.
Cilia
- B.
Pseudopdia
- C.
Flagella
- D.
No organs of locomotion
Correct Answer
B. Pseudopdia -
- 10.
Repetitive sequences of genetic material are impossible to be similar in two individuals unless they are ............
- A.
Fraternal twins
- B.
Mother and her daughter
- C.
Father and his son
- D.
Identical twins
Correct Answer
D. Identical twins -
- 11.
Inheritance of blood groups in human is a case known as .............
- A.
Lack of dominance
- B.
Complete dominance
- C.
Multiple alleles
- D.
All of the previous
Correct Answer
D. All of the previous -
- 12.
................... is an example of mollusca
- A.
Scolopendra
- B.
Oyster
- C.
Riccia
- D.
Amoeba
Correct Answer
B. Oyster -
- 13.
From the sex-limited trait there is ...........
- A.
Laying eggs in birds
- B.
Haemophilia
- C.
Mongolism
- D.
Genetic baldness
Correct Answer
A. Laying eggs in birds -
- 14.
The ............. comprises all the genes found in the nucleus of each somatic cell
- A.
Genome
- B.
DNA-typing
- C.
Genetic finger print
- D.
Repetitive sequence of DNA
Correct Answer
A. Genome -
- 15.
All of the following belong to order rodentia except ..............
- A.
Rat
- B.
Gerboa
- C.
Rabbit
- D.
Squirel
Correct Answer
C. Rabbit -
- 16.
A haemophyliac father can't inherit the disease to
- A.
His first daughter
- B.
His son
- C.
His second daughter
- D.
His third daughter
Correct Answer
B. His son -
- 17.
The most developed living organism among the following is ...............
- A.
Dinoflagellates
- B.
Chlamydomonas
- C.
Euglena
- D.
Trypanosoma
Correct Answer
B. Chlamydomonas -
- 18.
The individual of a genotype (AABb) produces the gamete (aB) in a ratio of ............ %
- A.
25
- B.
50
- C.
Zero
- D.
100
Correct Answer
C. Zero -
- 19.
.............. are from the warm-blooded animals
- A.
Mammals
- B.
Fishes
- C.
Amphibians
- D.
Reptiles
Correct Answer
A. Mammals -
- 20.
In human, sex chromosomes come after the ............. pair in size
- A.
Eighth
- B.
Ninth
- C.
Sixth
- D.
Seventh
Correct Answer
D. Seventh -
- 21.
The chromosome is composed of .........
- A.
DNA and RNA
- B.
DNA and protein
- C.
RNA and polysaccharides
- D.
DNA and lipids
Correct Answer
B. DNA and protein -
- 22.
In a certain strain of sheep, if a horned male sheep is crossed with a hornless female producing the following: In Males, 3 horned : 1 hornless while in Females, 3 hornless : 1 horned So this genetic case is a
- A.
Sex linked trait
- B.
Sex influenced trait
- C.
Sex limited trait
- D.
Recessive lethal genes
Correct Answer
B. Sex influenced trait -
- 23.
In a certain strain of mammals, if a black male is crossed with a white female producing the following: Black female : Grey female : White male : Red male in a ratio 1 :1 : 1 : 1 So the recessive gene here is the ------------
- A.
Black
- B.
White
- C.
Red
- D.
Mixing between black and white
Correct Answer
C. Red -
- 24.
A kingdom where its members consist of filaments called hyphae
- A.
Protista
- B.
Monera
- C.
Planta
- D.
Fungi
Correct Answer
D. Fungi -
- 25.
A fish where its gills are covered by an operculum ----
- A.
Shark
- B.
Dolphin
- C.
Ray fish
- D.
Bolti fish
Correct Answer
D. Bolti fish -
- 26.
The ratio 2 : 1 represents a genetic case called ------
- A.
Doninant lethal genes
- B.
Recessive lethal genes
- C.
Sex- linked trait
- D.
Complementary genes
Correct Answer
A. Doninant lethal genes -
- 27.
According to diochotomous key, what is the class of the following organism in the figure, if you know that it belongs to phylum protozoa? Question1- Does it possess pseudopodium? If Yes.....Class Sarcodina If No ....Go to Q.2 Question2- Does it possess flagella? If Yes ....Class Flagellata If No ..... Go to Q.3 Question3- Does it move by cilia? If Yes ....Class Ciliophora If No.... Class Sporozoa
- A.
Sarcodina
- B.
Sporozoa
- C.
Ciliophora
- D.
Flagelata
Correct Answer
C. Ciliophora -
- 28.
On a rainy day, you notice a long, brown, bilaterally symmetric organism in your garden. This organism has a body that is divided into segments, from the head to the tail.Under which phylum will you classify the organism?
- A.
Arthropoda
- B.
Mollusca
- C.
Chordata
- D.
Annelida
Correct Answer
D. Annelida -
- 29.
Which of the following statements is INCORRECT.
- A.
In human males, there are 44 autosomes and a pair of homomorphic sex chromosomes.
- B.
In human females, there are 44 autosomes and a pair of homomorphic sex chromosomes.
- C.
In human males, there are 44 autosomes and a pair of heteromorphic sex chromosomes.
- D.
In humans, there are 44 autosomes and a pair of sex chromosomes.
Correct Answer
A. In human males, there are 44 autosomes and a pair of homomorphic sex chromosomes. -
- 30.
Which of the following is a shared characteristic of ALL protists?
- A.
Eukaryotic
- B.
Heterotrophic
- C.
Live in dry environments
- D.
Multicellular
Correct Answer
A. Eukaryotic -
- 31.
Which organisms represent the common ancestor of all photosynthetic plastids found in eukaryotes?
- A.
Euglena
- B.
Diatoms
- C.
Dinoflagellates
- D.
Cyanobacteria
Correct Answer
D. Cyanobacteria -
- 32.
If you were creating a classification key for a group of animals found on an island, which question would not separate turtles and birds?
- A.
Does the animal have feathers?
- B.
Does the animal lay eggs?
- C.
Does the animal have a shell?
- D.
Is the animal warm-blooded?
Correct Answer
B. Does the animal lay eggs? -
- 33.
These two animals share one of the following characteristics ---
- A.
Compound eyes
- B.
The Body consists of two regions
- C.
Reproduce by regeneration
- D.
Breathe by means of tracheoles or lung books
Correct Answer
B. The Body consists of two regions -
- 34.
An error in cell division called non-disjunction results in the formation of reproductive cells with an abnormal number of chromosomes where they gain or lose one copy of a chromosome, and hence the resulting child will have an extra or a missing chromosome in each of the body’s cells. Which of the following cases has an extra chromosome?
- A.
Female with a triple-X syndrome
- B.
Male with a Down's syndrome.
- C.
Male with a Klinefelter syndrome
- D.
Male with XYY syndrome.
- E.
All of the above.
Correct Answer
E. All of the above. -
- 35.
A frog with body temperature of 20 oC is transferred to an area with 30 oC temperature. What will be the body temperature of frog in the new environment?
- A.
20 oC
- B.
30 oC
- C.
25 oC
- D.
Fluctuates between 20 oC - 30 oC
Correct Answer
B. 30 oC -
- 36.
The Manx cat is a breed of domestic cat which shows two phenotypes, a tail-lessness cats and cats with standard tails. The tail-lessness trait is dominant over the other one with standard tails. A cross between two Manx cats yields a phenotypic ratio of 2: 1. What is the best explanation?
- A.
The dominant trait is lethal in its homozygous form.
- B.
The trait forms sterile progeny.
- C.
Either the dominant or the recessive allele in its homozygous form is lethal.
- D.
The recessive allele for the trait is lethal in its homozygous form.
Correct Answer
A. The dominant trait is lethal in its homozygous form. -
- 37.
A male can transmit short sightedness condition to another male through .....
- A.
His daughter
- B.
Blood transfusion
- C.
His breath
- D.
Surgical operation
Correct Answer
A. His daughter -
- 38.
Dinoflagellates are phytoplanktons with ________
- A.
Tentacles
- B.
Bilateral symmetry
- C.
Stinging cells
- D.
Green pigments
Correct Answer
D. Green pigments -
- 39.
While snorkeling, a student observes an active marine animal that has a series of muscular arms bearing suckers associated with its head. Segmentation is not observed, but a pair of large well developed eyes is evident. The student is observing an animal belonging to ......
- A.
Echinodermata
- B.
Porifera
- C.
Mollusca
- D.
Cnidaria
Correct Answer
C. Mollusca -
- 40.
Which of the following sentences doesn't suit the inheritance of milk production in mammals?
- A.
Rate of gene activity has no relation with the sex of the organism.
- B.
Both male and female mammals have mammary glands.
- C.
Genetic factors of milk production are similar in both sexes.
- D.
Male sex hormones inhibit the action of gene.
Correct Answer
A. Rate of gene activity has no relation with the sex of the organism. -
- 41.
What will be the ratio obtained from a dihybrid cross of two tall pea plants having pink flowers?
- A.
1:2:1
- B.
3:1
- C.
9:3:3:1
- D.
9:7
Correct Answer
C. 9:3:3:1 -
- 42.
If there is a sex influenced trait that is more expressed in males, then which of the following is false?
- A.
Only male having a homozygous recessive form of this gene will not express it.
- B.
No female will express the gene.
- C.
The gene is autosomal.
- D.
Heterozygous female will not express this gene.
Correct Answer
B. No female will express the gene. -
- 43.
In the following pedigree, (R) is the gene for milk production, square shape is a male , circle shape is a female. Also shaded shapes mean the appearance of the character while unshaded shapes mean non-appearance of the character. If you know that the genotype of the member number (1) is rr so what is the genotype of number (5)?
- A.
RR
- B.
Rr
- C.
Rr
- D.
None of the above
Correct Answer
B. Rr -
- 44.
Origin and evolution of sex in algae is best seen in ………
- A.
Blue-green algae
- B.
Green algae
- C.
Red algae
- D.
Brown algae
Correct Answer
B. Green algae -
- 45.
What is the shape of chloroplast in Chlamydomonas?
- A.
Cup-shaped
- B.
Spiral-shaped
- C.
Stellate (radiating pattern like a star)
- D.
Collar-shaped (like the chain around the neck)
Correct Answer
A. Cup-shaped -
- 46.
Which of the following statements is true of sex chromosome abnormalities in humans?
- A.
They usually have mild effects and rarely are fatal.
- B.
Most are not gender specific.
- C.
They cannot be diagnosed before birth.
- D.
All of these.
Correct Answer
A. They usually have mild effects and rarely are fatal. -
- 47.
Unlike Algae, Euglena .......
- A.
Do not have pigments.
- B.
Can move from place to place.
- C.
Can be heterotrophic under certain conditions.
- D.
Can make their own food.
Correct Answer
C. Can be heterotrophic under certain conditions. -
- 48.
Which of the following graphs shows the effect of the chlorophyll gene on a plant during day light hours (from sunrise to sunset)?
- A.
(A)
- B.
(B)
- C.
(C)
- D.
(D)
Correct Answer
C. (C) -
Quiz Review Timeline +
Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.
-
Current Version
-
Mar 22, 2022Quiz Edited by
ProProfs Editorial Team -
Feb 06, 2019Quiz Created by
Samy
- Aeronautics Quizzes
- Aerospace Quizzes
- Agricultural Science Quizzes
- Astrology Quizzes
- Astronomy Quizzes
- Atom Quizzes
- Biochemistry Quizzes
- Biomechanics Quizzes
- Biostatistics Quizzes
- Biotechnology Quizzes
- Botany Quizzes
- Branches Of Science Quizzes
- Chemistry Quizzes
- Cytology Quizzes
- Easy Science Quizzes
- Ecology Quizzes
- Electrical Quizzes
- Embryology Quizzes
- Endocrinology Quizzes
- Engineering Quizzes
- Environmental Science Quizzes
- Epidemiology Quizzes
- Experiment Quizzes
- Forestry Quizzes
- Fossil Quizzes
- Gas Quizzes
- General Science Quizzes
- Genetics Quizzes
- Histology Quizzes
- Human Biology Quizzes
- Integrated Science Quizzes
- Invention Quizzes
- Library Science Quizzes
- Lighting Quizzes
- Liquid Quizzes
- Marine Biology Quizzes
- Microbiology Quizzes
- Molecular Biology Quizzes
- Nature Quizzes
- Neuroscience Quizzes
- Nuclear Science Quizzes
- Oceanography Quizzes
- Physics Quizzes
- Psychology Quizzes
- Science And Technology Quizzes
- Science Glossary Quizzes
- Science Knowledge Quizzes
- Science Practice Quizzes
- Scientific Method Quizzes
- Scientific Notation Quizzes
- Soil Science Quizzes
- Solar System Quizzes
- Solid Quizzes
- Zoology Quizzes
Back to top