set 1 MCQ Questions & Answers Detailed Explanation

Question : 1

Vegetative propagation refers to formation of new plants from

a) stem, flowers and fruits

b) stem, roots and flowers

c) stem, roots and leaves

d) stem, leaves and flowers

Question : 2

Egg is liberated from ovary in

a) Oogonial stage

b) Secondary oocyte stage

c) Primary oocyte stage

d) Mature ovum stage

Question : 3

Consider the following statements :

1. Plants are divided into five groups: Thallophytes, Bryophytes, Pteridophytes, Gymnosperms and Angiosperms.
2. Lichens are examples of liverworts.
3. The algae are vascular plants.
4. Angiosperm is the least diversified form of any other plant group.

a) A and D

b) A, B and C

c) B, C and D

d) All are correct

Question : 4

Which of the following statements are true for flowers?

1. Flowers are always bisexual.
2. They are the sexual reproductive organs.
3. They are produced in all groups of plants.
4. After fertilization they give rise to fruits.

a) A and C

b) A and D

c) B and C

d) B and D

Question : 5

All are sexually transmitted diseases except

a) Gonorrhea

b) AIDS

c) Breast cancer

d) Syphilis

Question : 6

The process of development of organism like itself is called

a) Reproduction

b) Budding

c) Flowering

d) None of the above