Biology questions
20584 published questions with worked solutions.
- F_2 generation in a Mendelian cross showed that both genotypic and phenotypic ratios are same as 1 : 2 : 1. It represents a case...
- Select the correct statement from the ones given below with respect to Periplaneta americana
- Monascus purpureus is a yeast used commercially in the production of
- Companion cells are closely associated with
- Which one of the following is the correct statement for respiration in humans ?
- Isogamous condition with non-flagellated gametes is found in :
- Besides paddy fields, cyanobacteria are also found inside vegetative part of :
- Megasporangium is equivalent to :
- Among bitter gourd, mustard, brinjal, pumpkin, china rose, lupin, cucumber, sunnhemp, gram, guava, bean, chilli, plum, petunia,...
- Interfascicular cambium develops from the cells of :
- In china rose the flowers are :
- Lenticels are involved in
- Age of a tree can be estimated by :
- Seed coat is not thin membranous in :
- Pigment-containing membranous extensions in some cyanobacteria are
- The complex formed by a pair of synapsed homologous chromosomes is called :
- The first stable product of fixation of atmospheric nitrogen in leguminous plants is :Not in NEET syllabus
- Which of the metabolites is common to respiration mediated breakdown of fats, carbohydrates and proteins ?
- Meiosis takes place in :
- Monoecious plant of Chara shows occurrence of :