Morphology of Flowering Plants - Online Test

Q1. Monstera has
Answer : Option B
Explaination / Solution:

In some plants, like grass,Monsteraand the banyan tree, roots arisefrom parts of the plant other than theradicle and are called adventitious roots

Q2. The root is covered at the apex by a thimble-like structure called
Answer : Option A
Explaination / Solution:

The root is covered at the apex by a thimble-like structure called the root cap.

Q3. The part that develops from the plumule of the embryo of a germinating seed is
Answer : Option B
Explaination / Solution:

The stem develops from the plumule of the embryo of a germinating seed.

Q4. Rhizophora possess
Answer : Option B
Explaination / Solution:

An aerial root that arises form a stem or trunk, penetrates the soil and help supports the plant. Prop root is found in Rhizophora plant.

Q5. Which type of root is developed from parts of the plant other than radicle?
Answer : Option C
Explaination / Solution:

Roots developed from parts of the plant other than radicle are called adventitious roots.

Q6. The small lateral outgrowth of the leaf base which protect the young leaf and its axillary buds in young stage is called
Answer : Option B
Explaination / Solution:

The leaf base bear two lateral small leaf like structures called stipules.

Q7. Potato is a modified
Answer : Option C
Explaination / Solution:

Potato is a modified stem as it contain nodes in form of eyes on potato tubers which germinate to produce new potato plants if placed in suitable conditions.

Q8. The type of aestivation shown by the diagram below is
Answer : Option D
Explaination / Solution:

The diagram shows which is a vexillary aestivation.

Vexilary aestivation is  a mode of aestivation in which one large upper petal folds over, and covers, the other smaller petals, as in most papilionaceous plants.


Q9. The axillary buds of stems may also get modified into woody, straight and pointed thorns in
Answer : Option C
Explaination / Solution:

The axillary buds of stems may also get modified into woody, straight and pointed thorns in Citrus and Bougainvillea. They protect plants from browsing animals.

Q10. A lateral branch with short internodes and each node bearing a rosette of leaves and a tuft of roots is found in
Answer : Option C
Explaination / Solution:

A lateral branch with short internodes and each node bearing a rosette of leaves and a tuft of roots is found in aquatic plants such as Pistia and Eicchornia.