NAT IIB Biological Science Preparation Online Test for Pakistani Students

NAT II Biological Science

Try The NAT II Biological Science

  • Total Questions20

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NAT II Biological Science

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Question # 1

The botanical name of plum is

Question # 2

The botanical name of Ajwain is

Question # 3

If an author cited two or more specimens as types, the remaining cited species are

Question # 4

The disease in which leaves may appear twisted and finally die is

Question # 5

Green color blindness is called

Question # 6

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

Question # 7

Match with Lamarckism

Question # 8

Males suffering from Jacobs's syndrome have sex chromosomes

Question # 9

Latex produced by Cryptostegia grandiflora is a source of

Question # 10

In ------------- long flowering stalk develops

Question # 11

Fungi are used in food industry, which fungi is used in bakery for flavor, aroma, color to some cheese

Question # 12

Cytochrome 'c' found is all aerobic species is a respiratory

Question # 13

The body of fungus is called as

Question # 14

While studying a community er come across three levels of organizations which include all of these except

Question # 15

When a single gene effects two or more traits the phenomenon is called

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

When there is a net movement of water molecules occurs towards an imbibant, the type of diffusion is

Question # 18

It includes the plants in which perianth is absent or reduced

Question # 19

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

Question # 20

Second largest family of glowering plants

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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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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 Parasitic fungi absorb nutrients directly from the living host cytoplasm with the help of hyphal tips called as
A. Rhizoids
B. Constricting ring
C. Haustoria
D. Hyphae
3 The other name of glycolysis is
A. Calvin cycle
B. EMP pathway
C. Light reaction
D. None
4 Cucumissativusis the botanical name of
A. Bitter gourd
B. Vegetable marrow
C. Cucumber
D. Watermelon
5 When the leaves fails to produce normal amounts of chlorophyll, the disease is
A. Apoptosis
B. Chlorosis
C. Chlorination
D. Necrosis
6 The genus name and the specific epithet together
A. Scientific name
B. Nomenclature
C. Binomial
D. Specific name
7 --------- is produced when phosphoenolpyruvic acid combines with CO2
A. Oxalic acid
B. Citric Acid
C. Abcissic acid
D. Oxalomalic acid
8 Which one of these is a predatory fungus?
A. Pleurotus ostreatus
B. Mildews
C. Armillaria
D. Yeast
9 The botanical name of plum is
A. Prunuspersica
B. Pyruscommunis
C. Prunusdomestica
D. Rosa Alba
10 An ordered array composed of a series of inclusive levels
A. Taxon
B. Systematics
C. Hierarchy
D. Monopoly
11 ------------ are the reaction that takes place during the light phase of photosynthesis
A. Kelvin cycle
B. Photo-reaction
C. Hill's reaction
D. All
12 Fruit of Ranunculaceae is
A. Etaerio of achenes
B. Capsule
C. Etaerio of follicles
D. All of these
13 The present international code of botanical nomenclature consists of ---------- rules.
A. Phylogenetic system
B. Nomenclature type
C. Specific name
D. Common names
14 The water culture technique for growing plants with their roots in a recirculating water solution is
A. Hydroponics
B. Sericulture
C. Hygoculture
D. Hydroculture
15 Cytochrome 'c' found is all aerobic species is a respiratory
A. Carbohydrate
B. Protein
C. Co-enzyme
D. Vitamin
16 Saccharomyces cervisiae is the most commonly exploited yeast which feature highlights their economic improtance
A. Asexual reproduction
B. Unicellular
C. They ferment carbohydrate to ethanol and carbon dioxide
D. Sexual reproduction
17 Second largest family of glowering plants
A. Leguminoceae
B. Labiaceae
C. Cucurbitaceae
D. Solanaceae
18 When all the original specimens and their duplicates have been lost or destroyed
A. Lecto type
B. Neotype
C. Isotype
D. Paratype
19 Leaves of ---------- are used for the treatment of asthma
A. Datura
B. Lyecium
C. Atropa
D. Solanum
20 The specimen designated by the author as type specimen is
A. Holotype
B. Isotype
C. Lectotype
D. Syntype

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