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Biology
Structural Organisation in Animals
92 questions from 36 papers, each with its answer.
- 92 questions
- 36 papers
- 2.61% of Biology
Cockroach – features
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Which of the following features is not present in $Periplaneta\ americana$?
Arthropods (protostomes) show determinate spiral cleavage.
During embryonic development, $Periplaneta\ americana$ shows determinate cleavage, not indeterminate and radial cleavage. It develops into a nymph similar to its parent.
Animal tissues and locations
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Which type of tissue correctly matches with its location?
Visceral walls have smooth muscle.
The inner lining of the stomach is columnar epithelium; tendons connect muscles to bones (dense connective tissue); the tip of the nose contains elastic cartilage. The walls of the stomach and intestine contain smooth muscles.
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