07086711922 | 
07086711922
UNITYANSWER – JUPEB 2026 BIOLOGY PRACTICAL QUESTIONS & ANSWERS
QUESTION PAPERS 👇
VERIFIED AND AUTHENTIC SOLUTIONS
(1a)
(i)Specimen O is Archachatina marginata(land Snail)
(ii) Phylum: Mollusca
Class: Gastropoda
(iii) 1. Presence of a calcareous shell that is coiled and spiraled for protection.
2. Presence of a muscular foot used for locomotion.
3. Presence of tentacles with eyes at the tip of the upper pair for sensing.
4. Presence of a mantle cavity that houses the respiratory organ and shell-secreting mantle
(bi) 1. Presence of wings and long legs for running, flying and quick escape from predators.
2. Presence of flattened body and exoskeleton to enable it to hide in narrow crevices and prevent water loss.
(ii) Exoskeleton – a hard chitinous outer covering.
(1c)
===============================
(2a)
(i) Marginal placentation – ovules are attached along the margin of the carpel.(ii). Explosive mechanism / Self dispersal – the pod dries and splits open with force to scatter seeds.
(iii). Legume / Simple dry dehiscent fruit – it splits along both sutures to release seeds.
(2b)
(i) Specimen S is a Moss plant
(iii) Alternation of generations is exhibited.
The Gametophyte generation is dominant.
(2c)
(i) Specimen T is Mould (Bread mould)
(ii) 1. Decomposition: It causes spoilage of food and decay of organic matter, leading to economic losses.
2. Industrial use: Some moulds like Penicillium are used in production of antibiotics such as penicillin
Categories: Jupeb