The growth curve of bacterial population in lab is plotted against time. What will be the shape of graph?

(1) Sigmoid

(2) Hyperbolic

(3) Ascending straight line

(4) Descending straight line

Subtopic:  Population: Exponential Growth Model |
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NEET 2022 - Target Batch - Aryan Raj Singh

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What is the Greek word for ecology?

(1) Ethology                     

(2) oikologia

(3) Synecology                 

(4)  Hexicology

Subtopic:  Introduction to Ecology |
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NEET 2022 - Target Batch - Aryan Raj Singh

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Bacteria, fungi, lower plants survive in adverse conditions by:

(1) diapause                           

(2) suspended growth

(3) migration                         

(4) formation of thick-walled spores

Subtopic:  Response of Organisms to Abiotic Factors |
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NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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What are labelled phases A, B and C in given
sigmoidal growth curve?


          A                 B                C
(1) Stationary      Log              Lag

(2) Lag                Stationary    Log

(3) Log                Lag              Stationary

(4) Lag                Log              Stationary

Subtopic:  Population: Logistic Growth Model |
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NEET 2022 - Target Batch - Aryan Raj Singh

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Monarch butterfly escapes from predators by

(1) foul smell                     

(2) bitter taste

(3) colour combination         

(4) rough skin

Subtopic:  Population Interactions: Predation |
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NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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Which is correctly labelled with respect to the given diagram?

(1) B: Logistic curve

(2) C: Carrying capacity

(3) C: Exponential curve

(4) A: Carrying capacity

Subtopic:  Population: Exponential Growth Model | Population: Logistic Growth Model |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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Which of the following associations shows mutualism?

(1) Fig and wasp         

(2) Barnacles on whale

(3) Roundworms in human intestine

(4) Orchids on mango tree

Subtopic:  Population Interactions: Commensalism, Protocooperation & Mutualism |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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Match column I with column II and select the correct option from the codes given below.

              Column I                            Column II

A.   Commensalism                     (i) One inhibited other unaffected

B.   Parasitism                            (ii) One benefited other unaffected

C.   Mutualism                            (iii) Both are benefitted

D.   Amensalism                         (iv) One benefitted other harmed

(1) A-(iv), B-(ii), C-(iii), D-(i)

(2) A-(iii), B-(iv), C-(ii), D-(i)

(3)  A-(ii), B-(iv), C-(iii), D-(i)

(4)  A-(ii), B-(iv), C-(i), D-(iii)

Subtopic:  Population Interactions: Parasitism | Population Interactions: Amensalism | Population Interactions: Commensalism, Protocooperation & Mutualism |
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NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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The process where a population inhibits the growth of other population without affecting itself is known as 

(1) Amensalism

(2) Parasitism

(3) Mutualism

(4) Commensalism 

Subtopic:  Population Interactions: Amensalism |
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NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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Which of the following is not a factor that would limit the growth of a population?

(1) Food shortage

(2) Immigration

(3) Disease

(4) Famine

Subtopic:  Population Characters: Density |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

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