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

Which statement is not true about the family Euphorbiaceae?

Question # 3

The largest genus of family Solanaceae is

Question # 4

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

Question # 5

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

Question # 6

It includes the plants in which perianth is absent or reduced

Question # 7

--------------- are the plants that flower only once and then die

Question # 8

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

Question # 9

Largest family of angiosperm

Question # 10

-----------harmone increase tendency of plants to produce a male flower

Question # 11

A succulent berry with hard rind is commonly known as

Question # 12

Calyx sometimes modified into a large number of hairs like structures

Question # 13

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

Question # 14

Euphorbia Milli is a

Question # 15

Which of the following describes the process of natural selection?

Question # 16

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

Question # 17

The botanical name of date (khajoor) is

Question # 18

He is regarded as the father of modern taxonomy

Question # 19

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

Question # 20

The botanical name of Ajwain 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 When all the original specimens and their duplicates have been lost or destroyed
A. Lecto type
B. Neotype
C. Isotype
D. Paratype
2 Vegetative parts of --------- are easier to observe than reproductive parts
A. Angiosperms
B. Gymnosperms
C. Bryophytes
D. Pteridophytes
3 A symbiotic association between certain fungi and certain photoautotrophes either green algae or a cyanobacterium or sometimes both is termed as
A. Mycorrhizae
B. Lichens
C. Endomycorrhizae
D. Ectomycorrhizae
4 The principle stage of nitrogen cycle include all of the following except
A. Ammonification
B. Nitrification
C. Assimilation
D. Nitrogen depletion
5 Protanopia is
A. Green blindness
B. Red blindness
C. Yellow blindness
D. Blue blindness
6 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
7 Family curcifereae is characterized by the persence of ------------ corolla
A. Cross like
B. Cushion like
C. Zigzag
D. None
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 If an author cited two or more specimens as types, the remaining cited species are
A. Lectotype
B. Syntype
C. Paratype
D. Neotype
10 Certain hornlike projections are given out from the back of anthers
A. Translator
B. Cuculli
C. Gynoestigium
D. Pollinium

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