Which of the following is not an example of commensalism?

1. Orchid over the mango tree

2. Barnacle on the back of a whale

3. Cattle egret and grazing cattle

4. Cuscuta and hedge plants

Subtopic:  Population Interactions: Commensalism, Protocooperation & Mutualism |
 87%
From NCERT
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lichens

1. An intimate mutualistic relationship

2. Between fungus and algae

3. Both 1 and 2

4. Confers benefit to one

Subtopic:  Population Interactions: Commensalism, Protocooperation & Mutualism |
 94%
From NCERT
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Mycorrhizae are associations between

1. Fungi and roots of higher plants

2. Fungi and algae

3. Fungi and cyanobacteria

4. Both B and C

Subtopic:  Population Interactions: Commensalism, Protocooperation & Mutualism |
 89%
From NCERT
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Higher plants provide …….to fungi in Mycorrhizae?

1. Energy yielding Fats

2. Energy yielding carbohydrate

3. Energy yielding Proteins

4. Energy yielding organic Acid

Subtopic:  Population Interactions: Commensalism, Protocooperation & Mutualism |
 76%
From NCERT
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The most spectacular and evolutionarily fascinating example of mutualism is

1. Mycorrhizae

2. Lichens

3. Plant-animal relationship

4. Orchid and mango tree

Subtopic:  Population Interactions: Commensalism, Protocooperation & Mutualism |
 57%
From NCERT
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Plants don't need the help of animals

1. For pollination

2. For dispersal of seeds

3. For both 1 and 2

4. For nutrient absorption

Subtopic:  Population Interactions: Commensalism, Protocooperation & Mutualism |
 88%
From NCERT
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Pollinators didn't get which of the following awards (generally)?

1. Nectar

2. Pollen

3. Juicy and nutritious fruits

4. Both 2 and 3

Subtopic:  Population Interactions: Commensalism, Protocooperation & Mutualism |
 71%
From NCERT
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Cheaters are

1. Flowers which do not give nectar and get pollinated

2. Animals which get nectar but do not pollinate

3. Both 1 and 2

4. Animals try to steal nectar by giving them false pollen

Subtopic:  Population Interactions: Commensalism, Protocooperation & Mutualism |
 63%
From NCERT
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Many species of Fig and Wasp show

1. One to one relationship

2. One Fig species will be pollinated by many wasp species

3. male wasp uses the fruit not only oviposition site but gets developing seeds as a nutrition source for larvae

4. Wasp pollinates the fig's fruit while searching for a suitable egg-laying site

Subtopic:  Population Interactions: Commensalism, Protocooperation & Mutualism |
 50%
From NCERT
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Sexual deceit is

1. All orchid employ it

2. Leaf resembles female bees in color size and markings

3. Male bee pseudocopulation the leaf

4. This male takes away pollen with itself and then goes to another flower for  pseudocopulation will shed pollens there

Subtopic:  Population Interactions: Commensalism, Protocooperation & Mutualism |
 52%
From NCERT
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