PPSC Lecturer Biology Test 59 Online Preparation MCQs

Leave a Comment / By Hassan / June 22, 2021 June 22, 2021

Given below on this Website Online Free Taleem is free online MCQ’s test related to PPSC of Lecturer Biology. All the individuals who are going to appear in PPSC Lecturer of Biology written test can attempt these tests in order to prepare for it in best possible way. Our tests include all the important questions MCQs of Lecturer of PPSC Biology, all Past Papers of Lecturer of Biology PPSC that have extremely high amount of chances for been included in the actual exam which make our test undoubtedly the best source of preparation.

Note:-

There will be 25 multiple choice question in the test.
Answer of the questions will change randomly each time you start this test.
Practice this test at least 5 times if you want to secure High Marks.
At the End of the Test you can see your Test score and Rating.
If you found any incorrect answer in Quiz. Simply click on the quiz title and comment below on that MCQ. So that I can update the incorrect answer on time.

Please Click Below START Button to Take this Lecturer Biology Test Online.

Test Instructions:-
Test Name	Lecturer Biology
Subject	Biology Test 59
Test Type	MCQs
Total Questions	25
Total Time	20 Minutes
Total Marks	100

You have 20 minutes to pass to the quiz.

PPSC LECTURER OF BIOLOGY ONLINE PRACTICE TEST NO. 59

1 / 25

Which plants possesses suckers ?

Rhizophora - Avicennia

Loranthus - Cuscuta

Sweet potato - Dahlia

Banyan tree - Maize

2 / 25

Stilt root is present in Maize. Because:

To absorb extra mineral-water

For mechanical support

To absorb extra O2

For extra absorption of moisture

3 / 25

What benefit does Bacteria (Rhizobium) gets from legume plants as rewards for Nitrogen fixation ?

Protection-Respiration

Protection-Reproduction

Reproduction-Nutrition

Habitat-Nutrition

4 / 25

From which region of root, lateral roots are arised ?

Elongation region

Meristematic region

Root-pocket region

Maturation region

5 / 25

Which characters are matched for negatively geotropic root ?

Thick, Long, greenish

Spongy, long, porous

Thin, long, suspended

Long, unbranched, grey coloured

6 / 25

Although, Orchid grows on host, but still it is not called Parasite but Epiphyte

It acquires water and minerals only from host

In grows on host for habitat only

It utilizes host for its own protection

It acquires only food from host

7 / 25

Which is applicable to root-hair ?

It anchors plant to the soil

It increases the surface for absorption

It conducts the mineral and water

All of the given

8 / 25

Which option is correct for the purpose of adventitious bud ?

Sweet potato - Vegetative propagation

Passion flower - Climbing

Carissa - Protection

Lawsonia - Protection

9 / 25

Which pair is not matched ?

Maturation region - Permanent region of root

Root-cap region - Meristematic region of root

Elongation region - Fast growing in length and volume region

Meristematic region - Thin cell walled region of root

10 / 25

Which is not the characteristic of a structure formed from Plumule ?

It is chlorophyll-less throughout life

It bears node, internode and leaves

It bears apical bud and axillary bud

It is positive phototropic and negative geotropic

11 / 25

Which option is correct for location and function of sticky root ?

Location : Avicennia, Function : Breathing

Location : Orchid, Function : Nutrition

Location : Pothos, Function : Climbing

Location : Tinospora, Function : Assimilation

12 / 25

In Coastal regions plants have Breathing roots, Because

All of the given

They need more oxygen

Oxygen is less due to salinity

They do not get enough oxygen due to saline atmosphere

13 / 25

To separate Breathing root from epiphytic root, which option is correct ?

All of the given

It is present in Rhizophora

It is having lenticels

It is negatively geotropic

14 / 25

Which is applicable to a structure which is produced from Radicle?

All of the given

It absorbs water and minerals from soil

Which is applicable to a structure which is produced from Radicle?

It is called normal root or Tap root

15 / 25

Assimilatory roots means:

Photosynthetic roots

Breathing roots

Parasitic roots

Epiphytic roots

16 / 25

Which pair is mismatched?

Stilt Root- Pandanus

Breathing root - Rhizophora

Assimilatory root - Tinospora

Parasitic root - Nepenthes

17 / 25

In which plant the meristematic region is protected by root-pocket ?

Banyan tree

Pistia

All of the given

Pandanus

18 / 25

Which function is not applicable to root ?

Absorption of water-minerals

Ascent of sap

None of the given

Fixation

19 / 25

Which is applicable to root which develops from Hypocotyl?

It will strongly fix the plants

It is seen always in perennial plants

It is Tap root

None of the given

20 / 25

Which is not competible to branching of Vitis?

It has cymose and uniparous branching

All of the given

It has Dichotomous branching and monopodial axis

It has scorpioid branching and sympodial axis

21 / 25

What is main aim of Assimilatory root ?

Nutrition through photosynthesis

Nutrition through parasitism

Nutrition through photosynthesis

To get O2 through respiration

22 / 25

Which is competible to plant which have sympodial axis ?

All the branches develops from single axis

Apical bud will not become inactive

Apical bud continuously divides into two branches

A single axis is formed by union of many lateral branches

23 / 25

Loranthus is partial parasite while cuscuta is total parasite, because

Cuscuta is leafless, while Loranthus is leafy plants

Loranthus have contact to soil, while cuscuta doesn't have

The suckers are present in cuscuta, lacks in Loranthus

Cuscuta absorbs only water - mineral while Loranthus absorbs water, mineral, food from host.

24 / 25

What is the function of Velamen tissue?

Reproduction

Absorption of Moisture

Assimilation

Photosynthesis

25 / 25

What will happen if all the root-caps removed from all the lateral branches and main branch of plant root-system ?

There is possibility of increase of height and depth

There is possibility of absorption of water-mineral

In place of root-caps, root-pocket will be developed

No effect on growth and development of plant

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