Roots play an insignificant role in the absorption of water in:

1. Sunflower 

2. Pistia

3. China rose

4. Wheat

Axile placentation is present in?

1. Dianthus 

2. Lemon

3. Pea

4. Argemone

Among China rose, mustard, brinjal, potato, guava, cucumber, onion and tulip, how many plants have superior ovary?

1. Five

2. Six

3. Three

4. Four

  is the floral formula of:

Keel is the characteristic feature of a flower of:

Perigynous flowers are found in:

Leaves become modified into spines in the:

The hilum is a scar on the:

Placenta and pericarp are both edible portions in:

1. Apple

2. Banana

3. Tomato

4. Potato

When the margins of sepals or petals overlap one another without any particular direction, the condition is termed as: