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Recent questions tagged aipmt

The secondary and tertiary roots are

asked Apr 4, 2014 by pady_1

1 answer

Primary root is shortlived in ----- plants

asked Apr 4, 2014 by pady_1

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The fibrous root system are roots that originate from

asked Apr 4, 2014 by pady_1

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The underground part of a flowering plant is

asked Apr 4, 2014 by pady_1

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Large diversity in external structure of a plant is called

asked Apr 4, 2014 by pady_1

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Thorns are found in plants to

asked Apr 4, 2014 by pady_1

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Examples of Stem tendrils are

asked Apr 4, 2014 by pady_1

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The stems of potato, ginger, turmeris and colacasia are underground

asked Apr 4, 2014 by pady_1

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The main functions of the stem are

asked Apr 4, 2014 by pady_1

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Stem is the -------------- part of the axis bearing branches, leaves, flowers and fruits

asked Apr 4, 2014 by pady_1

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The modification of root in turnip is

asked Apr 4, 2014 by pady_1

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Modification of root means -

asked Apr 4, 2014 by pady_1

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The fibrous root system are roots that originate from

asked Apr 4, 2014 by pady_1

1 answer

The underground part of a flowering plant is

asked Apr 4, 2014 by pady_1

1 answer

Large diversity in external structure of a plant is called

asked Apr 4, 2014 by pady_1

1 answer

Passage of minerals from top soil to subsoil through seepage of water is known as

asked Apr 4, 2014 by sreemathi.v

1 answer

Phosphorus and nitrogen ions generally get depleted in soil because they usually occur as

asked Apr 4, 2014 by sreemathi.v

1 answer

Theory suggesting that carbon dioxide produced in respiration helps in mineral absorption is called

asked Apr 4, 2014 by sreemathi.v

1 answer

A trace element,also required for plant growth,and in the form of radioactive isotope useful in cancer therapy is

asked Apr 4, 2014 by sreemathi.v

1 answer

Iron deficiency results in

asked Apr 4, 2014 by sreemathi.v

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Active ion uptake means

asked Apr 4, 2014 by sreemathi.v

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Plant ash indicates

asked Apr 4, 2014 by sreemathi.v

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The element that causes toxic effect upon protoplasm are

asked Apr 4, 2014 by sreemathi.v

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Plastocyanin contains

asked Apr 4, 2014 by sreemathi.v

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Hydroponics is

asked Apr 4, 2014 by sreemathi.v

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Plants require two metallic compounds (minerals) for chlorophyll synthesis.They are

asked Apr 4, 2014 by sreemathi.v

1 answer

On the basis of symptoms of chlorosis in leaves a student inferred that this was due to deficiency of nitrogen.This inference could be corrected only if we assume that yellowing of leaves appeared first in

asked Apr 4, 2014 by sreemathi.v

1 answer

Most of the plants obtain nitrogen from the soil in the form of

asked Apr 4, 2014 by sreemathi.v

1 answer

Chlorosis in plants occurs due to

asked Apr 4, 2014 by sreemathi.v

1 answer

Which of the following is present in chlorophyll molecule

asked Apr 4, 2014 by sreemathi.v

1 answer

Sciatic vein of a frog opens in?

asked Apr 4, 2014 by balaji.thirumalai

1 answer

Which of the following elements is necessary for translocation of sugars in plants

asked Apr 4, 2014 by sreemathi.v

1 answer

Which one of the following essential elements normally obtain directly from the air by the plants

asked Apr 4, 2014 by sreemathi.v

1 answer

Which of the following is not an essential micro-nutrient.

asked Apr 4, 2014 by sreemathi.v

1 answer

Given the Assertion and Reason below, Choose one of the following responses $\begin{array}{1 1}\text{Assertion:The active absorption of minerals is inhibited when roots are deprived of oxygen.}\\\text{Reason:Active absorption of minerals require expenditure of metabolic energy which comes from respiration in the presence of oxygen.}\end{array}$

asked Apr 4, 2014 by sreemathi.v

1 answer

Given the Assertion and Reason below, Choose one of the following responses $\begin{array}{1 1}\text{Assertion:The nodule bacteria fixes nitrogen in presence of pigment leghaemoglobin}\\\text{Reason:The pigment leghaemoglobin acts as oxygen scavenger and creates anaerobic condition which is essential for the activity of enzyme nitrogenase}\end{array}$

asked Apr 4, 2014 by sreemathi.v

1 answer

Given the Assertion and Reason below, Choose one of the following responses $\begin{array}{1 1}\text{Assertion:The ions move from endodermis to xylem elements by an active process}\\\text{Reason:For movement,metabolic energy comes from respiration }\end{array}$

asked Apr 4, 2014 by sreemathi.v

1 answer

Given the Assertion and Reason below, Choose one of the following responses

asked Apr 4, 2014 by sreemathi.v

1 answer

Given the Assertion and Reason below, Choose one of the following responses $\begin{array}{1 1}\text{Assertion:In nepenthes,lamina is modified to capture insects to get nitrogenous food}\\\text{Reason:The plant proteins are broken down to amino acids which are then absorbed by plants}\end{array}$

asked Apr 4, 2014 by sreemathi.v

1 answer

Given the Assertion and Reason below, Choose one of the following responses $\begin{array}{1 1}\text{Assertion:Rhizobial aggregates have been observed at distinct sites on curled root hairs }\\\text{Reason:The infection thread is formed by a process of invagination of the hair cell walls in the region of curling}\end{array}$

asked Apr 4, 2014 by sreemathi.v

1 answer

Given the Assertion and Reason below, Choose one of the following responses $\begin{array}{1 1}\text{Assertion:Many insectivorous plants are able to survive plants are able to survive without feeding on insects.}\\\text{Reason:Growth of insectivorous plants is stimulated when they trap and utilise insects}\end{array}$

asked Apr 4, 2014 by sreemathi.v

1 answer

Given the Assertion and Reason below, Choose one of the following responses $\begin{array}{1 1}\text{Assertion:Farmers grow a leguminous crop and plough it back in the field}\\\text{Reason:Leguminous plants fix atmospheric nitrogen through symbiotic nitrogen fixing bacteria}\end{array}$

asked Apr 4, 2014 by sreemathi.v

1 answer

Given the Assertion and Reason below, Choose one of the following responses $\begin{array}{1 1}\text{Assertion:If you burn a plant,its nitrogen component is given off as ammonia and other gases}\\\text{Reason:Hydroponics does not allow plants to grow well if they are supplied with all the mineral nutrients they need}\end{array}$

asked Apr 4, 2014 by sreemathi.v

1 answer

Given the Assertion and Reason below, Choose one of the following responses $\begin{array}{1 1}\text{Assertion:Leaves develop chlorosis in the absence of iron}\\\text{Reason:Iron is a constituent of chlorophyll }\end{array}$

asked Apr 4, 2014 by sreemathi.v

1 answer

Given the Assertion and Reason below, Choose one of the following responses $\begin{array}{1 1}\text{Assertion:Plants growing in magnesium deficient soils show extensive interveinal chlorosis in leaves}\\\text{Reason:Magnesium is a constituent of chlorophyll}\end{array}$

asked Apr 4, 2014 by sreemathi.v

1 answer

LACTATION : 1. The mammary glands of the female undergo differentiation during pregnancy and starts producing milk towards the end of pregnancy by the process called lactation. 2. The milk produced during the initial few days of lactation is called colostrum which should be discarded. Regarding 1 and 2 :

asked Apr 3, 2014 by pady_1

1 answer

Regarding inner cell mass - choose the correct option :

asked Apr 3, 2014 by pady_1

1 answer

Regarding hormonal changes essential for supporting the fetal growth, metabolic changes in the mother and maintenance of pregnancy - choose the incorrect option :

asked Apr 3, 2014 by pady_1

1 answer

1. After implantation, finger-like projections appear on the trophoblast called chorionic villi which are surrounded by the uterine tissue and maternal blood. 2. The chorionic villi and uterine tissue become interdigitated with each other and jointly form a structural and functional unit between developing embryo (foetus) and maternal body called placenta. Regarding 1 and 2 :

asked Apr 3, 2014 by pady_1

1 answer

Analysis of urine helps in clinical diagnosis of many metabolic disorders as well as malfunctioning of kidney. <br>1. Presence of glucose in urine is indicative of diabetes mellitus <br>2. Presence of ketones in urine is indicative of diabetes insipidus

asked Apr 3, 2014 by pady_1

1 answer

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