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Write the name of the animal having pseudocoelom.
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What is the length of a hookworm?
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Observe the given figure and answer the following.

- Name the phylum.
- Give the characteristics of this animal.
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Identify my class/phylum and give one example of it:
I live in your small intestine, my body is long and thread like and pseudocoelomate.
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Objection to Darwin's theory of natural selection.
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Write short notes based upon the information known to you.
Darwin’s theory of natural selection
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Answer the question by choosing correct option.
Which of the following animal's body shows bilateral symmetry?
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Label the following.

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Re-write the statement by selecting the appropriate option.
Due to which similar characteristic honey bee and cockroach are included in the same phylum?
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State Darwin’s theory of evolution.
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___________ animal is called a friend of farmers.
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Find an odd one out.
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In which book Darwin had published his theory of Natural selection?
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Give scientific reason.
Earthworm is said to be a farmer’s friend.
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In which phylum, the animals have setae or parapodia for locomotion?
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What are objections raised against Darwin's theory?
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Give a scientific reason.
Why is earthworm called farmer's friend?
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Who proposed the theory of survival of the fittest?
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Nature has a way of causing organisms that inherit advantageous traits to survive and reproduce more successfully than the ones that do not. This process is known as ______.
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Match the following:
| Column A | Column B |
| (i) Stigma | (a) Neuron |
| (ii) Pepsin | (b) Carpel |
| (iii) Dendrites | (c) Protein |
| (d) Stamen |
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