Agarose extracted from sea weeds finds use in :
Options
(a) Spectrophotometry (b) Tissue culture (c) PCR (d) Gel electrophoresis
Correct Answer:
Gel electrophoresis
Explanation:
In gel electrophoresis agarose extracted from sea weed […]
A sequential expression of a set of human genes
Options
(a) messenger RNA (b) DNA sequence (c) ribosome (d) transfer RNA
Correct Answer:
DNA sequence
Explanation:
A sequential expression of a set of […]
Which one of the following plants is monoecious?
Options
(a) Pinus (b) Cycas (c) Papaya (d) Marchantia
Correct Answer:
Pinus
Explanation:
Pinus plant is monoecious i.e. both male and female cone are present in […]
Cycas and Adiantum resemble each other in having:
Options
(a) Seeds (b) Motile Sperms (c) Cambium (d) Vessels
Correct Answer:
Motile Sperms
Explanation:
Cycas (a gymnosperm) and Adiantum known as Maiden hair fern is […]
Which one of the following is not a micronutrient?
Options
(a) Molybdenum (b) Magnesium (c) Zinc (d) Boron
Correct Answer:
Magnesium
Explanation:
magnesium is a macronutrient. Micronutrients are essent5ial elements that are arquired […]
Vascular tissues in flowering plants develop from:
Options
(a) phellogen (b) plerome (c) periblem (d) dermatogen
Correct Answer:
plerome
Explanation:
Vascular tissues in flowering plants develop from plerome. Plerome is a central core […]
The part of fallopian tube closest to the ovary is
Options
(a) isthmus (b) infundibulum (c) cervix (d) ampulla
Correct Answer:
infundibulum
Explanation:
The part of fallopian tube closest to the ovary is […]
Spore dissemination in some liverworts is aided by
Options
(a) indusium (b) calyptra (c) peristome teeth (d) elaters
Correct Answer:
elaters
Explanation:
Elater is an elongated, spirally thickened, water-attracting cell in the capsule of […]
In angiosperms, functional megaspore develops into
Options
(a) embryo sac (b) ovule (c) endosperm (d) pollen sac
Correct Answer:
embryo sac
Explanation:
During megagametogenesis functional megaspore (mostly chalazal) gives rise to embryo sac. This […]
Filiform apparatus is a characteristic feature of
Options
(a) suspensor (b) egg (c) synergid (d) zygote
Correct Answer:
synergid
Explanation:
A synergid cell wall forms a highly thickened structure called the filiform apparatus […]
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