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

Seeds of family ---------- bear a tuft of hairs

Question # 2

The present international code of botanical nomenclature consists of ---------- rules.

Question # 3

Botanical name of tomato

Question # 4

The water culture technique for growing plants with their roots in a recirculating water solution is

Question # 5

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

Question # 6

Which of the following can be used as evidence of evolutions?

Question # 7

The species with the same specific epithet cannot occur in the genus. If this happens, they are called

Question # 8

Cryptostegiagrandiflorais a cultivated ----------- growing in gardens.

Question # 9

Males suffering from Jacobs's syndrome have sex chromosomes

Question # 10

Those individuals whose inherited characteristic fit them best to their environment are likely to leave more offspring, it is referred as

Question # 11

Bark of Quillajasaponariais used in perparing

Question # 12

Fruit of labiateae consists of four ------------- nutlets.

Question # 13

If two substances move in different directions, through the membrane, the contransport is called;

Question # 14

Cohesion theory of ascent of sap is proposed by

Question # 15

While studying the components of an ecosystem what is the biotic component in all these examples?

Question # 16

In Zygomycota during sexual reproduction, zygota formed directly by the fusion of hyphae forms temporary, dormant, thick walled resistant structure called as

Question # 17

Fruits of Emblicaofficinalis are used for making

Question # 18

Why molds can grow on oranges and jelly kept in refrigerator where generally bacteria cannot reach

Question # 19

The phenomenon of interference / hide the effect of one gene present at one locus by the other gene present at other locus is called

Question # 20

--------- is the process of ATP production in chloroplast is

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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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NAT-II Botony Important MCQ's

Sr.# Question Answer
1 Gene pool is the total aggregate of gene a ----------- at any one time.
A. Individual
B. Population
C. DNA
D. Chromosome
2 Vegetative parts of ----------- are easier to observe than reproductive parts
A. Angiosperms
B. Gymnosperms
C. Bryphytes
D. Pteridophytes
3 Seed of rosaceae is
A. Edosperm
B. Endosperm oily
C. Non endosperm
D. None
4 In fungi asexual reproduction occurs by all these method except which one
A. Spores
B. Conidia
C. Binary fission
D. Budding
5 Family curcifereae is characterized by the persence of ------------ corolla
A. Cross like
B. Cushion like
C. Zigzag
D. None
6 All fungi lack chlorophyll and on the basis of their mode of nutrition, they include all these groups except
A. Absorptive heterotrphs
B. Saprotrophs
C. Decomposers
D. Autotrophs
7 When the leaves fails to produce normal amounts of chlorophyll, the disease is
A. Apoptosis
B. Chlorosis
C. Chlorination
D. Necrosis
8 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
9 The non-protein part covalently bonded to enzyme is
A. APO-enzyme
B. Coenzymes
C. Co-factor
D. None
10 When a species is described in one genus and later transferred to another genus, the specific epithet
A. Homonym
B. Synonym
C. Legitimate
D. Illegitimate

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