Organism and Population Set 3 MCQs

Q1 | From the given option find out the correct pair ?

Mesofauna - Earthworm

Macrofauna - spider

Microfauna - fungi

None of these

Q2 | Mathc column I with column IIColumn - I Column - II1. Mutualism (p) Barnacles2. Competition (q) Tiger3. Predation (r) Mites4. Parasitism (s) Sea anemone

(1-s), (2-r), (3-p) (4-q)

(1-r), (2-s), (3-q) (4-p)

(1-s), (2-p), (3-q) (4-r)

(1-q), (2-r), (3-s) (4-p)

Q3 | Give correct option for the given true and false statements(i) Some insects, birds and mammals living in warm and dry climate have more darker black pigments than the races of same species living in cold and humid climate.(ii) Tempreture variation is much lesser in aquatic habitat compared to terrestrial habitat(iii) In deep fresh water lakes, there is gradual incrase in tempreture from surface to the bottem(iv) In an aquatic habitat production increases with insing depth. (T =True, F = False)

FFFF

TFTF

TTFT

FTFT

Q4 | ‘X’ is an example of Mutualism and ‘Y’is an example of succession then which is the correct realtionship ?

X = Hermit Grab Y = Gastropod

X= Sea anemore Y = mesosere Succession

X = Lichen Y = Xerosere

X= Lichen Y= Hydrosere

Q5 | At ‘t’ time, population density is ‘N’ and at t+1 time population density is Nt+1/If Nt+1 - Nt then find out the correct option

B-D +I-E ? 0

B-D+I-E = 0

B+D-I+E +0

B+D-I+E ? 0

Q6 | Which of the following is not included as the climax community of general processof succession ?

Sedge-meadow stage

phytoplanktones

Forest

Grassland

Q7 | How mandy sq. km. area of biosphere is occupied by marine habitat. ?

3,62,000,000

36 crore 20 lacs

36,20 Million

all of these

Q8 | Whats percentage of earth is occupied by marine habitat ?(1) 71% (2) 4 % (3) 67% (4) 29%

1,2

2,3

1,4

1

Q9 | What is the composition of soil with high waterlogging capicity ?

Sandy soil

Black soil (loan soil)

Rocky soil

Any one of these

Q10 | Recently a village was badly affected by jaundice and Dengue,which of the following will decrease due to this ?

No. of person

area

Birthrate

Death rate

Q11 | Which is related to the given statement ? In the begining of summer crow and koel lays eggs.

As the light intensity decerease reproductive organs become active

In some Birds increase or decrease in intensity of hight- makers reproductive organs active or inactive respecctivity

with increase in temperture, gonads become active

None of these

Q12 | Population of CBM Village year wise ........2000 -----> 10002005 -----> 4002010 -----> 6002012 -----> 800what will be the appropri/ate graph for this ?

Irruptive

‘S’ shaped

J shaped

Q13 | What is correct for the given statement ?Statement X : Ascaris are permanent parasitesStatement Y : Ascaris lives inside the host’s body

Both X&Y are correct

Both x & Y are wrong

X is wrong Y is true

X is correct & Y is true

Q14 | Depending on the study of bird population in diffrent areas of North Gujarat for last 10 years (2000 -2010) In which month population of bird is least ?

February

September

April

October

Q15 | Which is the correct option for the given table ?write ‘T’ if the given ecample is correct and ‘F’ forwrong exampleInformation ExampleBreed only once BambooBreeds many time Birds like pigeon, MammalsSmall sized but many offsprings Pray Birdsless in number but big size offsprings Only deep marine shishes

TFT

TTFF

FFTT

TFFF

Q16 | Biological control as pest control in agriculture is an example of .....

Predation

Competition

Emigration

diseases

Q17 | The turtle of Galapagus island and the goats living there both were eating tender grass, state the relationship.

Interspecific competition

Emigration

predation

None of these

Q18 | carrying capicity of a population is determind by (BHU 2001)

Birth rate

Death rate

limiting resources

Reproductive ability ...

Q19 | Biotic community means.... [CBSC, PMT - 2001]

Group of Birds

Group of species

Group of interrelated population

Groups of interrelated ecosystem

Q20 | What is true for the members of same species [CBSC, PMT - 2002]

Capicity of inter breeding

shows same ecological niche

show diffrent type of ecological niche

They have diffrent Habitat

Q21 | The name Melvin Calvin is associated with

synthesis of ATP during photosynthesis

release of water during photosynthesis

carbon fixation during photosynthesis

capture light energy during photosynthesis

Q22 | Who gave chemical compositions of chlorophyll and carotenoids ?

Park and Biggin

Meyers and French

Willstatter and Stahi

Arnon and Benson

Q23 | The non-polar part of chlorophyll is

phytol

porphyrin

pyrrol

none above

Q24 | The approximate dimension of chlorophyll porphyrin ring is.

1 Ao square

5 Ao square

10 Ao square

15 Ao square

Q25 | Photosynthesis is most active in

sunlight

yellow

red

green