Recent questions tagged botany

Arboretum is a part of a botanical garden where

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New approach to conservation is the establishment of

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Communities more vulnerable to invasion by outside plants and animals are

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Decomposers like fungi and bacteria are i.Autotrophs ii. Heterotrophs iii. Saprotrophs iv. Chaemotrophs Choose the correct answer

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Given figure represents food chains of a deciduous woodland linked together to form a food web.Which of the following constitute first trophic level of the grazing food chain and detritus food chain respectively.

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Assertion: Bell shaped age pyramid represents a stable population Reason: Proportion of individuals in reproductive age group is higher than the individuals in pre reproductive phase

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If most individuals in a population are young, why is the population likely to grow rapidly in future?

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If A,B,C,D,G,P,Q, and S represent different species, then which of the following figure symbolizes a biome?

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Which of the following statements does not provide an explanation for hybrid vigour?

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Meristem culture is the culture of

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Which of the following disease is caused by the virus?

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During translation initiation in prokaryotes, a GTP molecule is needed in

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Assertion: Template or antisense strand, having $3' \to 5'$ polarity takes part in transcription. Reason: Non template or sense strand, having $5' \to 3'$ polarity does not take part in transcription.

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Select the incorrectly matched pair

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Sickle cell anaemia is an example of

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Which of the following is a mismatched pair

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Match Column I with Column II and select the correct option from the cedes given below

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Autogamy occurs in chasmogamous flowers if

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The given diagram shows microsporangium of a mature anther. Identify A,B and C

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Egg apparatus consists of

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The duration between 2 flowering periods is called

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Single celled animals are said to be immortal because:

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Assertion: Decapitation is widely used in tea plantation and hedge making Reason: removal of shoot tips usually results in the growth of lateral buds.

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Pyruvic acid, the key product of glycolysis have many metabolic fates. Under aerobic conditions it forms

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When the sugarcane leaves are fed with radioactive $14CO2$, in which molecule would radioactivity appear first in plants?

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Photosynthetic Active Radiation (PAR) has the following range of wavelengths:

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Phosphorous is a structural element of

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The given diagram shows that different types of pathways of intercellular movement by water in plants. Identify A,B and C and select the correct option.

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Cells that are not dividing are likely to be at

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The term plasmalemma was given by

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Biological property of the cell is

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Microtubules are absent in

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Which of the following statements is true for a secretory cell?

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Identify P,Q,R,S,T in the TS of the dicot stem showing secondary growth and select the correct option

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A conjoint and an open vascular bundle will be observed in the transverse section of

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Edible roots are found in

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Whorled simple leaves with reticulate venation are present in

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A fruit developed from hypanthodium inflorescence is called

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An example of axile placentation is

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The female *** organ in Riccia and Funaria is

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Which of the following cannot fix nitrogen?

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Photosynthetic pigments of Rhodophyceae are:

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Agar-Agar is commercially obtained from

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Diatomaceous earth (Kiesulgarh) is used for all except

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In a taxonomic hierarchy, genus is interpolated between

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MABP stands for

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The plant species on the verge of extinction due to over expoitation

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Which is a correct food chain?

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What is the amount of average price tag on nature’s life support system determined by Robert Constanza and his colleagues?

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Match Column I with Column II and select answers from the codes given below

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