Number of fertilized eggs in ootheca of Cockroach isa) ...
The mature spermatozoa are released from the protective sertoli cells into the lumen of the sem in ifero u s tu b u le and a p ro cess called spermiation then takes place, which removes the remaining unnecessary cytoplasm and organelles.
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Number of fertilized eggs in ootheca of Cockroach isa) ...
Number of fertilized eggs in ootheca of Cockroach isa) ...
Ootheca of Cockroach:
- Ootheca is the egg case or capsule of cockroach containing several fertilized eggs.
- The shape, size, and number of eggs vary among different species of cockroach.
- Ootheca is produced by the female cockroach and is attached to a substrate using a sticky secretion.
Number of fertilized eggs in ootheca of Cockroach:
- The number of fertilized eggs in the ootheca of cockroach varies among different species.
- The correct answer to the given question is option C, which states that there are 16 fertilized eggs in two rows in the ootheca of cockroach.
Explanation:
- The ootheca of German cockroach (Blattella germanica), which is a common household pest, contains 16 fertilized eggs arranged in two rows.
- The eggs are arranged in a linear pattern and are surrounded by a proteinaceous material that forms the protective covering of the egg case.
- The ootheca of American cockroach (Periplaneta americana), which is a larger species of cockroach, contains around 16 eggs arranged in a single row.
- The ootheca of other species of cockroach may contain fewer or more eggs and may be arranged in different patterns.
Conclusion:
- The number of fertilized eggs in the ootheca of cockroach varies among different species.
- The correct answer to the given question is option C, which states that there are 16 fertilized eggs in two rows in the ootheca of cockroach.