Symbols Used in Floral Formula and Diagrams

Q.

Which symbol is used to denote superior ovary?

1. G

2. -G-

3. $G_i$

4. None of the above

Q. Observe the following floral diagram and choose the correct option for calyx and androecium respectively.

1. Imbricate aestivation and diadelphous androecium
2. Imbricate aestivation and monadelphous androecium
3. Valvate aestivation and diadelphous androecium
4. Valvate aestivation and monadelphous androecium

Q.

How is a key helpful in the identification and classification of an organism?

Q. If the gynoecium is present in the top most position of the thalamus, then the flower is referred to as

1. epigynous
2. perigynous
3. hypogynous
4. none of these

Q. Answer in one word or one line.

Q.

Which of the following cannot be determined by observing a floral diagram?

1. Aestivation of calyx and corolla

2. Position of ovary on the thalamus

3. Placentation

4. Symmetry of flower

Q. In .............. flowers, the margin of thalamus grows upward enclosing the ovary completely and getting fused with it

1. hypogynous
2. both (b) and (c)
3. perigynous
4. epigynous

Q. Given the following description, write the floral formula: 5 fused sepals, 5 fused petals, zygomorphic, 4 stamens in 2 sets of 2, Hypogynous, 2 fused carpels, female

1. % ♀ K(5) C(5), A(2+2) G(2).
2. % ♀ K(5) C(5), A(4) G(2).
3. Actinomorphic ♀ K(5) C(5), A(4) G(2).
4. Actinomorphic K(5) C(5), A(2+2) G(2).

Q.

Zygomorphic condition can be represented as

1. G

2. %

3. P

4. 

Q.

A flower is represented by the following floral formula

%♀$K_{3+2}{C}_5-{\underset{–}{G}}_{\left(1\right)}$

Which of the following statement about the flower is correct?

1. The flower is zygomorphic

2. The ovary is inferior

3. The flower has 6 petals

4. The flower is bisexual

5. The flower has 3 sepals

Q. Which among the following families shows the following floral formula?
$Ebr\oplus$ ⚥ $K_{2+2}{C}_4{A}_{2+4}{G}_{\underset{–}{\left(2\right)}}$

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

Q. The condition of free petals is called _________.

1. Polypetalous
2. Gamopetalous
3. Polyphyllous
4. Gamophyllous
5. Apocarpous

Q. Match the symbols with the floral characters.

1. Br
2. Perianth
3. Zygomorphic
4. K
5. Bracteate
6. Corolla
7. P
8. %
9. $\oplus$
10. Calyx
11. C
12. Actinomorphic

Q. Provide a term to radially symmetrical flowers

Q. What is the position of ovaries in cockroach?

Q. Match the items in column I with those in column II.

1. A - 1, B - 9, C - 8, D - 5, E - 2, F - 3, G - 6, H - 7, I - 4
2. A - 1, B - 9, C - 8, D - 4, E - 2, F - 3, G - 6, H - 7, I - 5
3. A - 1, B - 9, C - 8, D - 4, E - 2, F - 3, G - 7, H - 6, I - 5
4. A - 1, B - 9, C - 8, D - 4, E - 2, F - 6, G - 7, H - 3, I - 5

Q. The flower of Compositae is

1. Perigynous
2. Epigynous
3. Half perigynous
4. Hypogynous

Q. The symbol given below represents

1. Epipetalous condition
2. Polypetalous condition
3. Staminode
4. None of the above