HORTICULTURE

HORTICULTURE SCIENCE

DISEASE AND PEST MANAGEMENT

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Plants that have hollow; jointed stems; fine narrow leaves; and fibrous roots.
A
forbs
B
grasses
C
shrubs
D
trees
Explanation: 

Detailed explanation-1: -Grasses are monocots and have a fibrous root system. They have a hollow, thin cylindrical stem and the leaves have parallel venation.

Detailed explanation-2: -The lotus plants have hollow and spongy stem filled with air. This makes them light and helps them to float on water.

Detailed explanation-3: -Grasses are monocotyledonous flowering plants that belong to the family Gramineae or Poaceae. This family also includes cereal crops and bamboo. Grasses have hollow stems (except at nodes) and narrow leaves. These leaves are arranged alternatively in two ranks.

Detailed explanation-4: -Grasses and other monocotyledons (angiosperms with a single seed leaf) have a fibrous root system, characterized by a mass of roots of about equal diameter. This network of roots does not arise as branches of the primary root but consists of many branching roots that emerge from the base of the stem.

Detailed explanation-5: -These specialized stems are also called aerial stems of grasses and sedges. Complete answer: Most of the grass and sedge species have aerial stems that have hollow internodes and these are known as culms. Culm term is derived from a Latin word called ‘Culmus.

There is 1 question to complete.