Lecturer Zoology Solved Past Paper MCQs Online Test No. 60

Given below on this Website Online Free Taleem is free online MCQ’s test related to PPSC of Lecturer Zoology. All the individuals who are going to appear in PPSC Lecturer of Zoology written test can attempt these tests in order to prepare for it in best possible way. Our tests include all the important questions MCQs of Lecturer of PPSC Zoology, all Past Papers of Lecturer of Zoology PPSC  that have extremely high amount of chances for been included in the actual exam which make our test undoubtedly the best source of preparation.

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There will be 25 multiple choice question in the test.
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Test Instructions:-
Test NameLecturer Zoology
SubjectZoology Test 60
Test TypeMCQs
Total Questions25
Total Time20 Minutes
Total Marks100
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You have 20 minutes to pass to the quiz.


Lecturer Zoology Online Test No. 60

1 / 25

Natural selection is most nearly the same as:

2 / 25

Females of one species choose mates based on song quality; females of another species choose mates on the basis of size. What sort of barrier exists between these two species?

3 / 25

Which of these evolutionary agents is most consistent at causing populations to become better suited to their environments over the course of generations?

4 / 25

The largest unit within which gene flow can readily occur is a

5 / 25

A trend toward the decrease in the size of plants on the slopes of mountains as altitudes increase is an example of

6 / 25

Fossil evidence indicates that horses have gradually increased in size over geologic time. Which of the following terms best describes this?

7 / 25

The most likely explanation for the recent decline in cichlid species diversity in Lake Victoria is:

8 / 25

Natural selection changes allele frequencies in populations because some..................survive and reproduce more successfully than others.

9 / 25

In a Hardy-Weinberg population with two alleles, A and a, that are in equilibrium, the frequency of allele a is 0.2. What is the frequency of individuals with Aa genotype?

10 / 25

Males of one species are too small to perform amplexus (an action that stimulates ovulation) with females of all other species. What sort of barrier exists between these two species?

11 / 25

In a Hardy-Weinberg population with two alleles, A and a, that are in equilibrium, the frequency of allele a is 0.1. What is the percentage of the population that is heterozygous for this allele?

12 / 25

Which of the following pieces of evidence most strongly supports the common origin of all life on Earth?

13 / 25

In a Hardy-Weinberg population with two alleles, A and a, that are in equilibrium, the frequency of the allele a is 0.4. What is the percentage of the population that is homozygous for this allele?

14 / 25

What was the species concept most used by Linnaeus?

15 / 25

One species lives only in tree holes; another species lives only in streams. What sort of barrier exists between these two species?

16 / 25

Heterozygote advantage should be most closely linked to which of the following?

17 / 25

The phenotypic characters which vary along a continuum in a population are termed as:

18 / 25

Which species concept is currently most popular among most biologists?

19 / 25

Gene flow is a concept best used to describe an exchange between:

20 / 25

Who would have proposed that the boundaries between each stratum mark the occurrence of different localized floods?

21 / 25

You sample a population of butterflies and find that 42% are heterozygous at a particular locus. What should be the frequency of the recessive allele in this population?

22 / 25

The biological species concept is inadequate for grouping:

23 / 25

Contribution an individual makes to the gene pool of the next generation is?

24 / 25

Which of the various species concepts distinguishes two species based on the degree of genetic exchange between their gene pools?

25 / 25

If, on average, 46% of the loci in a speciesʹ gene pool are heterozygous, then the average homozygosity of the species should be

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