On the tip of the root, the apical meristem forms the ________, which prevents the meristem from being worn away as it pushes through the soil. – cortex – root cap – epidermis – endodermis – pericycle
1 Answer Under the influence of hormones, branch roots emerge from the ________ of a growing root. – central cylinder – endodermis – epidermis – Casparian strip – pericycle
1 Answer The location of the pericyle is best described as: – the outermost layer of the vascular cylinder. – just beneath the epidermis. – adjacent to the apical meristem. – lining the cells of the endodermis. – between layers of primary xylem and primary phloem.
1 Answer Root hairs develop from the: – Casparian strip. – pericycle. – cortex. – endodermis. – epidermis.
1 Answer Most of a carrot, a root adapted for carbohydrate storage, is: – endodermis. – phloem. – xylem. – pericycle. – cortex.
1 Answer In leaves, chloroplasts are found in _____. – xylem – palisade mesophyll – phloem – cuticle
1 Answer Which of the following makes up most of an old tree trunk? – secondary xylem – primary phloem – meristem tissue – primary xylem – secondary phloem
1 Answer Which of these tissues is between the epidermis and the vascular bundle in a young dicot stem? – phloem – pith – cortex – ground tissue – xylem
1 Answer In a dicot stem, the ________ is between the vascular cambium and the cork cambium. – vascular cambium – phloem – vascular cylinder – cork – xylem
1 Answer How is the supply of vascular cambium maintained? – by the differentiation of apical meristem – by the differentiation of secondary xylem – by the division of its cells – by the differentiation of cork – by the differentiation of secondary phloem
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BNO Team