NEET Botany - MCQ Practice Questions

In apomixis, the formation of seeds without meiosis and fertilization occurs through which mechanisms?

A man with hemophilia (XʰY) marries a normal woman (XʰXʰ). All their daughters will be _______ and all sons will be _______.

In Drosophila, white eye color (w) is recessive to red eye color (w⁺) and is X-linked. If a white-eyed female is crossed with a red-eyed male, what will be the eye color of the F1 females?

A cross between a plant with genotype AaBb and a plant with genotype aabb produces 160 offspring. Due to linkage between genes A and B (20 map units apart), the expected frequency of AaBb offspring will be approximately ______.

The biodiversity of India is attributed primarily to:

Which of the following phenomena is an example of positive feedback in an ecosystem?

Which of the following traits cannot be introduced into plants through Bt technology?

What is the concern associated with widespread cultivation of Bt crops?

Which technique is used to confirm the integration of foreign DNA into plant genome?

What is the main advantage of using somatic embryogenesis over organogenesis in plant tissue culture?