MANITOBA NATURE STUDY COURSE. 115 



Manitoba. Grade Seven. (7th year.) See general note. 

 Plant Study. — 



1. How plants obtain food from the soil. — 



(a) some substances are soluble and others are insoluble in water. 



(6) The former substances pass readily through the roots. 



(c) The food is left in the plants when the water has evaporated. 



2. Uses of roots. — 



(a) They fix the plants in the soil. 



(b) They obtain nourishment from the soil. 



(c) They act in some cases as storehouses. 



3. Leaves. — 



(a) Classified as persistent and deciduous. 



(b) Classified as foliage-leaves, scale-leaves, bract-leaves, and 



floral-leaves. 



(c) Parts — blade, petiole, stipules. 



(d) Study of form and venation. 



4. The arrangement of leaves as represented by the bedstraw, 

 anemone, shepherd's purse and the mint, 



5. The meaning of spines, tendrils, prickles and hairs. 



6. The distribution of plant-life as follows : — 



(a) Where is plant-life most vigorous ? Why ? 



(b) Where is plant-life least vigorous ? Why ? 



(c) What locations have the greatest variety of plant forms ? 



(d) What locations have the least variety of plant forms ? 

 (<?) What plants are found in the woods ? 



(/) What plants are found in the alkaline grounds? 

 (g) What plants are found in the cultivated fields ? 

 (h) What plants delight in a northern exposure ? Why? 

 (i) What plants delight in a so'uthern exposure ? Why ? 



7. The simple classification of fruits, the pupils to determine the 

 basis of classification. 



8. Observation of the order in which flowers open, reference being 

 made to the shepherd's purse, the three-flowered avens, the buttercup 

 and the dandelion. 



