Biology F5 C7
Classification and kingdom of pineapple plant based on its habitat.
Class :___
Kingdom :___
xerophytes, plantae
Comparisons of adaptive characteristics of pineapple and mangrove plant.
Similarities :
-Both have___leaves
-Both have leaves with waxy___
succulent, cuticle
Comparisons of adaptive characteristics of pineapple and mangrove plant.
Differences :
Pineapple
-Has___that grows deep into the soil
-___leaf
Mangrove :
-Has cable root
-Has ___
-Leaf has___
root, thorny, pneumatophore, hair
The plantation area of pineapple is facing continuous haze. Predict the size of the fruit produced by plant.
-The size of pineapple is___
-Dust particles covers leaf surface and___
-Less light___
-Less gaseous__
-Rate of photosynthesis is___
-___is less produced
smaller, stoma, absorption, exchange, lower, glucose
State the habitat of cactus.
desert
State the class of cactus based on their habitat.
Xerophytes
The habitat for mangrove tree contains high concentrations of salt. State the adaptation of plants to prevent water loss from root cell sap by osmosis.
Root cell sap has a higher concentration of salt
Oil spills in coastal water affect plants in the habitat for mangrove tree. Predict the impact on mangrove tree.
-____of pnuematophores roots covered with oil
-Respiration and gaseous exchange on the root cells____occur
-Mangrove tree will___
lenticel, cannot, die
State the structural differences betwen bladderwort and horsetail based on their habitat adaptation.
Bladderwort :
-Have___at surface of the leaf
-Size of leaf is___
-___cuticle
Horsetail :
-Without stoma
-Size of leaf is___
-No cuticle
stoma, board, thick, small
Name the classification of mangrove plant.
Halophytes
State the features of mangrove plant.
-High___concentration
-Low___content
-High___intensity
salt, oxygen, light
Explain the adaptation of mangrove plant to overcome the problem of high light intensity.
-Have leaves with___cuticles
-Has___leaves that can store___
thick, succulent, water
To overcome the problem of erosion caused by the felling of mangrove trees, the villagers plan to plant other trees by the sea. A resident suggested that durian be planted so that they can get durian fruit. Criticise the proposal based on scientific facts.
-Sea water is____to durian tree root cell sap
-Water will ____ of the roots and stems of the durian tree
-The root and stem cells of the durian tree will experience____and die
hypertonic, diffuse out, dehydration
Explain why a water weed can be upright in its native habitat but lay down when removed from its native habitat ?
-has a lot of____tissue
-to be___and floats
-has small leaves
-to reduce the effect of water___
aerenchyma, lighter, resistance