Variation in length of filaments within a flower is seen in:

1.	China rose	2.	Pea
3.	Citrus	4.	Mustard

A scar on a dicot seed coat where the developing seeds were attached to the fruit is known as:

Identify the correct features of Mango and Coconut fruits.

(i) In both, fruit is a drupe
(ii) Endocarp is edible in both
(iii) Mesocarp in Coconut is fibrous, and in Mango, it is fleshy
(iv) In both, the fruit develops from the monocarpellary ovary

Select the correct option from below :
1. (i), (iii) and (iv) only
2. (i), (ii) and (iii) only
3. (i) and (iv) only
4. (i) and (ii) only 

The inflorescence shown in the given picture can be of:

1. Mustard 2. Onion 3. Soybean 4. Radish

In the floral diagram shown below, the type of placentation seen is:

1. Axile 2. Basal 3. Marginal 4. Free central

The following flower can be of [Hint: look at the lengths of filaments of stamen]:

1. Citrus 2. Mustard 3. Pea 4. Lemon

Identify the incorrect statement:
1. Ovary is half inferior in rose, plum and peach
2. Twisted aestivation is seen in china rose, lady’s finger and cotton
3. The seeds are endospermous in bean, gram and pea
4. Epitepalous stamens are seen in lily, tulip and Gloriosa

What is true regarding aleurone layer in a monocot seed?
I. It is composed of proteinaceous material.
II. It is the outermost cell layer of the endosperm.

Consider the given two statements:
I. Parthenocarpy is the equivalent of parthenogenesis in animals.
II. Parthenocarpy is the natural or artificially induced production of fruit without fertilisation of ovules
1. Both I and II are correct and II explains I
2. Both I and II are correct but II does not explain I
3. I is correct but II is incorrect
4. I is incorrect but II is correct