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Related Practice Questions :

Which of the following organisms alive today is likely to be most similar to the first life forms that evolved on the earth?

1. Methane producing bacteria

2. Cyanobacteria

3. Unicellular algae

4. Diatoms

 

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NEET 2023 - Target Batch - Aryan Raj Singh
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The slow process by which new types of organism arise from existing forms by genetic

variation is called

1. Hybridisation

2. Mutation

3. Evolution

4. Transformation

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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh
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In the story of this world, evolution is a …... and in the story of life on Earth, evolution is……

1. Process, result of environmental changes

2. Result of environmental changes, process

3. Process, result of natural selection

4. Result of natural selection, process

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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh
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Which one of the following pair of items correctly belongs to the category of organs mentioned against it?

1.  Thorn of Bougainvillea and tendrils of Cucurbita – Analogous organs

2.  Nictitating membrane and blind spot in human eye – vestigial organs

3.  Nephridia of earthworm and Malpighian tubules of cockroach - Excretory organs

4.  Wings of honey bee and wings of crow - Homologous organs

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NEET 2023 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2023 - Target Batch - Aryan Raj Singh
Please attempt this question first.