Question

4. Identify the keyword of each of the following pair.
1) The reaction of an organism to a stimulus and The fluid contained in the central canal.
2 Allergy that occurs at any time of the year and Allergy that occurs at a particular time of the year.
3 Organism largest among invertebrates and A rigid external covering of the body found in some invertebrates that provides support and protection.
4 Small plants with soft slender green stems and Seed-bearing plants
5 Thread-like structures in bacteria for movement and Temporary finger-like projections formed because of streaming flow of the cytoplasm in Amoeba sp.​

Answer 1

Answer:

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Answer 2

1 ) The reaction of an organism to a stimulus -Reflex action

The fluid contained in the central canal - cerebrospinal fluid (CSF)

2) Allergy that occurs at any time of the year  - Perennial allergies and

Allergy that occurs at a particular time of the year - hay fever.

3) Organism largest among invertebrates - Architeuthis or Giant Atlantic Squid

A rigid external covering of the body found in some invertebrates that provides support and protection. - exoskeleton

4) Small plants with soft slender green stems - herbs

Seed-bearing plants - Angiosperms

5) Thread-like structures in bacteria for movement - A flagellum

Temporary finger-like projections formed because of streaming flow of the cytoplasm in Amoeba sp.​ -  pseudopodium