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

Fruits of labiateae is

Question # 2

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

Question # 3

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

Question # 4

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

Question # 5

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

Question # 6

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

Question # 7

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

Question # 8

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

Question # 9

Latex produced by Cryptostegia grandiflora is a source of

Question # 10

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

Question # 11

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 # 12

Major types of ecosystems, those that occupy board geographical regions are called

Question # 13

The largest genus of family Solanaceae is

Question # 14

The group of enzymes that bring about non-hydrolytic addition or removal of substrate are

Question # 15

Largest family of angiosperm

Question # 16

The specimen designated by the author as type specimen is

Question # 17

Brassica compestris is the member of the family

Question # 18

Fruits of leguminoceae is

Question # 19

Pyruscommunis is the botanical name

Question # 20

Protanopia 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 In ecosystem an eagle may eat blue birds may eat insects, like caterpillar which feeds on green leaves this is a example of
A. Simple food chain
B. Food web
C. Succession
D. Community relay
2 When a single gene effects two or more traits the phenomenon is called
A. Epistasis
B. Bombay phenotype
C. Gene linkage
D. Pleiotropic
3 In an ecosystem Green photosynthetic plants, which capture and bring light energy into ecosystem are termed as
A. Consumers
B. Decomposers
C. Producers
D. Parasites
4 Rusts belong to the group of club fungi they are called so because
A. Orange-yellow colored disease spots on their host surface
B. Dusty spore masses that resemble soot
C. Rust have fruiting bodies
D. Puccinia species
5 Fungi are classified in a number of groups which is one of the following groups that does not show sexual reproduction
A. Zygomycota
B. Ascomycota
C. Basidiomycota
D. Deuteromycota
6 Match with Lamarckism
A. Inheritance of acquired characteristics
B. Long neck of giraffe is evolved gradually as cumulative product of many generations
C. Body parts used extensively become stronger and larger
D. All A, B and C
7 Historical remnants of structures that had important function in ancestors but are no longer essential presently are called
A. Analogous organs
B. Vestigial organs
C. Fossils
D. None of these
8 Bentham and Hooker divided plants in 202 orders
A. Seeded
B. non-seeded
C. Floral
D. non-floral
9 Major types of ecosystems, those that occupy board geographical regions are called
A. Climax community
B. Biome
C. Planetary ecosystem
D. Community
10 --------- is produced when phosphoenolpyruvic acid combines with CO2
A. Oxalic acid
B. Citric Acid
C. Abcissic acid
D. Oxalomalic acid

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