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

00:00
Question # 1

An ordered array composed of a series of inclusive levels

Question # 2

Protanopia is

Question # 3

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

Question # 4

In plants the process of respiration is also termed as;

Question # 5

Nullo gamete is

Question # 6

Thin layer of earth in which all living organism exist is known as

Question # 7

Calyx sometimes modified into a large number of hairs like structures

Question # 8

Apple is a member of family

Question # 9

Males suffering from Jacobs's syndrome have sex chromosomes

Question # 10

Certain hornlike projections are given out from the back of anthers

Question # 11

Parasexuality is a special type of genetic recombination which is showed by which group of fungi

Question # 12

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

Question # 13

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

Question # 14

He is regarded as the father of modern taxonomy

Question # 15

The species which is at the threat of danger of extinction is called

Question # 16

In ecosystem an eagle may eat blue birds may eat insects, like caterpillar which feeds on green leaves this is a example of

Question # 17

A fungal hyphae having 2 nuclei of different genetic type is called as

Question # 18

Plants of family asclepiadaceae are used to treat

Question # 19

--------- lives for more than two growing seasons

Question # 20

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

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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 non-protein part covalently bonded to enzyme is
A. APO-enzyme
B. Coenzymes
C. Co-factor
D. None
2 Aggregates of closely related species
A. Infra specific species
B. Variety
C. Subspecies
D. Genus
3 Translator consists of two parts
A. Corpusculum and a pair of arms
B. Gynoestigium and polonium
C. Androecium and gynoecium
D. Gynoestigium and corpusculum
4 Cohesion theory of ascent of sap is proposed by
A. Zimmernmann
B. John jolly
C. Dixon
D. Both a & b
5 --------------- are the plants that flower only once and then die
A. Monocarpic
B. Dicarpic
C. Apocarpic
D. holocarpic
6 ------------ are the reaction that takes place during the light phase of photosynthesis
A. Kelvin cycle
B. Photo-reaction
C. Hill's reaction
D. All
7 Mycorrhiza is an association between roots of plants growing in acid soil and certain fungi to which relation it belongs
A. Symbiosis
B. Commensalism
C. Grazing
D. Grazers
8 While studying the components of an ecosystem what is the biotic component in all these examples?
A. Gravity
B. Topography
C. Consumers
D. Temperature
9 A special protein that generates voltage across a membrane is called;
A. Electrochemical protein
B. Electromagnetic Protein
C. Electrogenic protein
D. Proteogenic protein
10 Two species with the same specific epithet cannot occur in the genus. If this happens, the earlier valid name will retain and the latter will become it
A. Homonym
B. Synonym
C. Legitimate
D. Illegitimate

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