NAT IIB Biological Science Preparation Online Test for Pakistani Students

NAT II Biological Science

Try The NAT II Biological Science

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  • Time Allowed25

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NAT II Biological Science

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Question # 1

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

Question # 2

Adolph Engler classified the whole plant kingdom on the basis of

Question # 3

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

Question # 4

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

Question # 5

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

Question # 6

When all the original specimens and their duplicates have been lost or destroyed

Question # 7

Raphanussativusis the botanical name of

Question # 8

An organism that is caught and eaten is called

Question # 9

Potentillaanserina is useful in

Question # 10

Nullo gamete is

Question # 11

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

Question # 12

In fungi asexual reproduction occurs by all these method except which one

Question # 13

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

Question # 14

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

Question # 15

Following statement is in accordance to Darwinisw

Question # 16

Males suffering from Jacobs's syndrome have sex chromosomes

Question # 17

Green color blindness is called

Question # 18

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

Question # 19

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

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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NAT-II Botony Important MCQ's

Sr.# Question Answer
1 The water culture technique for growing plants with their roots in a recirculating water solution is
A. Hydroponics
B. Sericulture
C. Hygoculture
D. Hydroculture
2 Parasexuality is a special type of genetic recombination which is showed by which group of fungi
A. Penicillium
B. Imperfect fungi
C. Powdery mildews
D. Spitting fungus
3 Seeds of family ---------- bear a tuft of hairs
A. Compositeae
B. Labiateae
C. Asclepiadaceae
D. Ranunculaceae
4 Fruit of Ranunculaceae is
A. Etaerio of achenes
B. Capsule
C. Etaerio of follicles
D. All of these
5 Second largest family of glowering plants
A. Leguminoceae
B. Labiaceae
C. Cucurbitaceae
D. Solanaceae
6 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
7 If an author cited two or more specimens as types, the remaining cited species are
A. Lectotype
B. Syntype
C. Paratype
D. Neotype
8 The botanical name of date (khajoor) is
A. Phoenix slyvestris
B. Cucusmucifera
C. Cryotaurens
D. Raphisruffia
9 Study of relationship of animals to their environment is termed as
A. Ecology
B. Eco
C. System
D. Biotic components
10 Certain hornlike projections are given out from the back of anthers
A. Translator
B. Cuculli
C. Gynoestigium
D. Pollinium

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