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

Plants of asclepiadaceae are mostly

Question # 2

Cryptostegiagrandiflorais a cultivated ----------- growing in gardens.

Question # 3

Fruits of Emblicaofficinalis are used for making

Question # 4

A special protein that generates voltage across a membrane is called;

Question # 5

Aggregates of closely related species

Question # 6

Family curcifereae is characterized by the persence of ------------ corolla

Question # 7

Certain hornlike projections are given out from the back of anthers

Question # 8

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

Question # 9

Bentham and Hooker divided plants in 202 orders

Question # 10

In Aerobic respiration, the waste product in plants is produced in the form of

Question # 11

Males suffering from Jacobs's syndrome have sex chromosomes

Question # 12

What are the important features that fungi have which help them in their survival on land?

Question # 13

Following statement is in accordance to Darwinisw

Question # 14

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

Question # 15

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

Question # 16

Ray florets have ------------ flowers

Question # 17

The principle stage of nitrogen cycle include all of the following except

Question # 18

Brassica compestris is the member of the family

Question # 19

Largest family of angiosperm

Question # 20

Which statement is not true about the family Euphorbiaceae?

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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 Botanical name of tomato
A. Solanumtuberosum
B. Lycopersicumesculentum
C. Petunia Alba
D. Solanumnigrum
2 In plants the process of respiration is also termed as;
A. Tissue respiration
B. Eqidermal respiration
C. Both a & b
D. Cutaneous Respiration
3 Why molds can grow on oranges and jelly kept in refrigerator where generally bacteria cannot reach
A. They are well adapted to live on land
B. Hyphae are modified
C. They can tolerate temperature extremes minus 5 degree centigrade below freezing and 50 degree centigrade or more
D. They have rhizoids
4 The botanical name of Ajwain is
A. Ocimum sanctum
B. Ocimumbasilicum
C. Methe sylvestris
D. Coleus aromaticus
5 The principle stage of nitrogen cycle include all of the following except
A. Ammonification
B. Nitrification
C. Assimilation
D. Nitrogen depletion
6 Fruits of leguminoceae is
A. Legume
B. Lomentum
C. Drupe
D. Both a & b
7 What are the important features that fungi have which help them in their survival on land?
A. Tolerate wide range of pH
B. Tolerate temperature
C. Tolerate high osmotic pressure
D. All of the above
8 Gene pool is the total aggregate of gene a ----------- at any one time.
A. Individual
B. Population
C. DNA
D. Chromosome
9 In ---------- stems & roots of plants increase in diameter
A. Primary growth
B. Secondary growth
C. Permanent growth
D. Apical growth
10 Green color blindness is called
A. Parotanopia
B. Denteranopia
C. Tritanopia
D. Non of these

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