Morphology of Flowering Plants

Pentamerous actinomorphic flowers, bicarpellary ovary with oblique septa, and fruit capsule or berry, are characteristic features of

1. Liliaceae
2. Asteraceae
3. Brassicaceae
4. Solanaceae

Pineapple (ananas) fruit develops from

1. a multilocular monocarpellary flower
2. a unilocular polycarpellary flower
3. a multipistillate syncarpous flower
4. a cluster of compactly borne flowers on a common axis

In which of the following fruits, the edible part is the aril?

1. Litchi
2. Custard apple
3. Pomegranate
4. Orange

Which of the following represents the edible part of the fruit of litchi?

1. Mesocarp
2. Endocarp
3. Pericarp
4. Juicy aril

The ability of the Venus Flytrap to capture insects is due to

1. specialized “muscle-like” cells
2. chemical stimulation by the prey
3. a passive process requiring no special ability on the part of the plant
4. rapid turgor pressure changes.

Edible part of mango is

1. endocarp
2. receptacle
3. epicarp
4. mesocarp

In a longitudinal section of a root, starting from the tip upward, the four zones occur in the following order :-

1. Cell division, cell enlargement, cell maturation, root cap
2. Root cap, cell division, cell enlargement, cell maturation
3. Root cap, cell division, cell maturation, cell enlargement
4. Cell division, cell maturation, cell enlargement, root cap

Juicy hair-like structures observed in the lemon fruit develop from

1. exocarp
2. mesocarp
3. endocarp
4. mesocarp and endocarp.

The aleurone layer in maize grain is specially rich in :-

1. Lipids
2. Proteins
3. Auxins
4. Starch

Geocarpic fruit is

1. potato
2. peanut
3. onion
4. garlic.