Q 1. Define the following terms: (a) Neuron, (b) axon, (c) dendrite, (d) myelin sheath, (e) afferent neuron, (f) efferent neuron, (g) interneuron or associative neuron, (h) neurolemocyte, (i) neurofibril…
Occurrence of fungi Fungi are found in wide variety of habitats. These habitats are water, soil, dead and decaying organic matter. Fungi are heterotrophic. The./ cannot synthesize their food. Therefore,…
Multiple Choice Questions (MCQs) Average rain fall in Pakistan is less than (a) 400mm (b) 250mm (c) 340mm (d) 450inm The percentage of earth covered with water is: (a)…
MODEL SUBJECTIVE QUESTION: Write note on aridity. Write not on biodiversity. Write note on conservation What is water logging? Give its causes, effects and control measures. What is salinity? Give…
TERMS DEFINITIONS Aridity The word arid means dry. The dry land is called arid land. This problem is called aridity. Arid climate Arid climate is defined as…
TERMS , DEFINITIONS t Epiphytes These algae grow on the surface cf other plants. Phyloplankton The free floating algae are phytoplankton. Endophytes These algae live inside the other plants…
Multiple Choice Questions (MCQs) 1 .Inflorescence in family Ranunculaceae is: (a) Racemose (b) Head (c) Compound (d) Cymose 2.Number of sepals in family Ranunculaceae is: (a)3 (b) 4 (c) 5…
COMMUNICATION IA- NERVES Introduction The nervous system is a rapid communication system that interacts continuously with the endocrine system to control coordination of body functions. In the vertebrates it plays…
There are following application of ecology in different environmental managements: Land management The operation by which land is prepared for crops plantation, harvesting is called land management. Good land management…
Occurrence Polysiphonia is a marine alga. It is present along the coast of oceans. It is attached to the rocks or other substratum. Some members are epiphytes. General structure Vegetative…
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