What would be the number of chromosomes of the aleurone cells of a plant with 42
What would be the number of chromosomes of the aleurone cells of a plant with 42 chromosomes in its root…
What would be the number of chromosomes of the aleurone cells of a plant with 42 chromosomes in its root…
The length of different internodes in a culm of sugarcane is variable because of Options (a) shoot apical meristem (b)…
The first movements of the foetus and appearance of hair on its head are usually observed during which mouth of…
Plants with ovaries having only one or a few ovules, are generally pollinated by Options (a) bees (b) butterflies (c)…
The supportive skeletal structures in the human external ears and in the nose tip are examples of Options (a) ligament…
The process by which organisms with different evolutionary history evolve similar phenotypic adaptations in response to a common environmental challenge,…
The breakdown of detritus into smaller particles by earthworm is a process called Options (a) humification (b) fragmentation (c) mineralisation…
Reduction in vascular tissue, mechanical tissue and cuticle is characteristic of: Options (a) mesophytes (b) epiphytes (c) hydrophytes (d) xerophytes…
If a live earthworm is pricked with a needle on it outer surface without damaging its gut, the fluid that…
Consumption of which one of the following foods can prevent the kind of blindness associated with vitamin 'A' deficiency? Options…