1
IAT (IISER) 2024
MCQ (Single Correct Answer)
+4
-1

Two species of a flowering plant, $P(2 n=20$ chromosomes) and $Q$ ( $2 n=30$ chromosomes) are reciprocally crossed with each other as male or female as shown below to produce F1 seeds. Which of the following seed tissues from both the F1 seeds ( $R$ and $S$ ) will have the same chromosome numbers?

IAT (IISER) 2024 Biology - Sexual Reproduction in Flowering Plants Question 2 English
A
Endosperm
B
Embryo
C
Embryo and seed coat
D
Embryo and endosperm
2
IAT (IISER) 2023
MCQ (Single Correct Answer)
+4
-1
Which one of the following statements regarding seed structure is INCORRECT?
A
In dicots, the outer layer of the seed coat is called testa.
B
The endosperm is not present in some of the mature dicot seeds.
C
Coleoptile and coleorhiza are found in monocotyledonous seeds.
D
In monocot seeds, the membranous seed coat that is fused with the fruit wall is called the aleurone layer.
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