NAT IIB Biological Science Preparation Online Test for Pakistani Students

NAT II Biological Science

Try The NAT II Biological Science

  • Total Questions20

  • Time Allowed25

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NAT II Biological Science

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Question # 1

Saccharomyces cervisiae is the most commonly exploited yeast which feature highlights their economic improtance

Question # 2

Vegetative parts of --------- are easier to observe than reproductive parts

Question # 3

In an ecosystem Green photosynthetic plants, which capture and bring light energy into ecosystem are termed as

Question # 4

In fishes, gill pouches develop into

Question # 5

Botanists were agreed that scientific names should be in

Question # 6

Pyruscommunis is the botanical name

Question # 7

Studying a single population's relationship to its environment will be

Question # 8

The criteria of the classification are the ----------- on which the classification is based.

Question # 9

Family labiateae is also called

Question # 10

Major types of ecosystems, those that occupy board geographical regions are called

Question # 11

It is one of the two or more specimen cited by an author of the species when no holotype was designated

Question # 12

Which true about pattern baldness except

Question # 13

It is a duplicate specimen of holotype collected as same place and time

Question # 14

The anthers are two celled and pollen grains are in the form of tetrads and are found in the sac like sturctures

Question # 15

Historical remnants of structures that had important function in ancestors but are no longer essential presently are called

Question # 16

The collection of stomatal pores guard cells and subsidiary cells is called;

Question # 17

Study of relationship of animals to their environment is termed as

Question # 18

In ---------- stems & roots of plants increase in diameter

Question # 19

Gene pool is the total aggregate of gene a ----------- at any one time.

Question # 20

He is regarded as the father of modern taxonomy

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Here is List Of Chapter Wise Tests

Ch. # Test Name MCQs Available PDF File Launch Test
0 NAT-IIB Biological Science Botany Hard Test 163 Download PDF Launch Test

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    ABDUL BASIT 27 - Jan - 2021 43 Min 22 Sec 33/100
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NAT-II Botony Important MCQ's

Sr.# Question Answer
1 In plants the process of respiration is also termed as;
A. Tissue respiration
B. Eqidermal respiration
C. Both a & b
D. Cutaneous Respiration
2 Which statement is not true about the family Euphorbiaceae
A. They are found in arctic regions
B. They are mainly herbs and shrubs
C. They are a source of timber
D. Their seed is endospermic
3 The species with the same specific epithet cannot occur in the genus. If this happens, they are called
A. Homonym
B. Synonym
C. Legitimate
D. Illegitimate
4 Wilhelm Eichler divided plants into two groups
A. Bryophytes and pteriidophytes
B. Gymnosperms and angiosperms
C. Thalophytes and carmophytes
D. Cryptogamy and Phanerogamy
5 A fungal hyphae having 2 nuclei of different genetic type is called as
A. Karyogamy
B. Plasmogamy
C. Hetrokaryotic
D. Fragmentation
6 Disc florets have ------------ flowers
A. Tubular
B. Ligulate
C. Round
D. None
7 A special protein that generates voltage across a membrane is called;
A. Electrochemical protein
B. Electromagnetic Protein
C. Electrogenic protein
D. Proteogenic protein
8 Fungi are used in food industry, which fungi is used in bakery for flavor, aroma, color to some cheese
A. Yeast
B. Penicillium
C. Aspergillus
D. Neurospora
9 It includes the plants in which perianth is absent or reduced
A. Apocarpae
B. Nudiflorae
C. Heteromarae
D. Glumacae
10 The principle stage of nitrogen cycle include all of the following except
A. Ammonification
B. Nitrification
C. Assimilation
D. Nitrogen depletion

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