In Pinus,

I. The stem is branched

II. Roots have fungal association in the form of mycorrhiza

III. The male and female strobili are borne on different trees

Of the above statements:

(1) Only I is correct

(2) Only II is correct

(3) Only I and II are correct

(4) I, II and III are correct

Consider the following statements regarding bryophytes:

I. Bryophytes are also called amphibians of the plant kingdom because they are dependent on water for sexual reproduction.

II. They play an important role in plant succession on bare rocks.

III. They lack true roots, stem or leaves.

IV. The sex organs in bryophytes are multicelluar.

V. They produce biflagellate zoospres.

VI. Archegonium is flask-shaped and produces a single egg.

The number of corrected statements is

1. 3

2. 4

3. 5

4. 6

Which of the following statements regarding gymnosperms are correct?

I. Ovules are naked - not enclosed by any ovary wall before fertilisation but seeds that develop after fertilisation are covered.

II. In all living Gymnosperms, sporophyte is dominant over the gametophyte.

III. They are heterosporous.

IV. The male and female gametophytes do not have an independent existence.

1. I, II and III

2. I, III and IV

3. II, III and IV

4. I, II, III and IV

Consider the following statements:

Gymnosperms-

I. Are plants in which the ovules remain exposed, both before and after fertilization.

II. Have male and female gametophytes that have independent free-living existence.

III. Are heterosporous.

Which of the above statements are true?

1. I and II only

2. I and III only

3. II and III only

4. I, II and III

Read the following five statements (I to V) and select the option with all correct statements. 

Read the following statements (A-E) and answer the question which follows them. 

How many of the above statements are correct?

1. Two 

2. Three

3. Four

4. One

Out of the following four statements how many of them are correct for Fucus.
I.  Life – cycle is diplontic.
II. Fertilisation is internal.
III. Sexual reproduction is Oogamous.
IV.  Frond is photosynthetic.
1. 4
2. 3
3. 2
4. 1

Study the diagram given below, and find out how many of the statements given below is related to this diagram.

I. It is source of food.
II. Its wall has poly sulphated esters.
III. Its reserve food is similar to glycogen in structure.
IV. There is no motile stage in its life – cycle.
1. 1
2. 2
3. 3
4. 4

Study the diagram given below and mark the correct statement.

1. Part A is dependent on part B.
2. Part B is dependent on part A.
3. Both parts are independent
4. Part A is haploid whereas part B is diploid

Read the following statements carefully and mark the correct with respect to gymnosperms

a. Pollen grains are carried by air currents

b. Pollen tube carries the male gametes to archegonia

c. Ovules are exposed before fertilization but get covered after fertilization

d. They produce same type of spores

1 a, b & d

2 a & b

3 a & c

4 b & d