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2751.

Question : Match the following

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SOLUTION :(1-q), (2-s), (3-p), (4- R).
2752.

Question : Match the following

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SOLUTION :(1-c-q),(2-e-p),(3-a-t),(4-b-s),(5-d-r).
2753.

Question : Match the following

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SOLUTION :(1-r), (2-p), (3-q), (4-s).
2754.

Question : Match the following

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SOLUTION :(1-q),(2-r),(3-s),(4-p).
2755.

Question : Match the following

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SOLUTION :(1-r),(2-p),(3-s),(4-q).
2756.

Question : Match the following:

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Solution :1. (b) Blocks TAB 2. (C) Script area 3. (d) Costumes and SOUNDS 4. (a) Unknown place
2757.

Question : Match the following:

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SOLUTION :1. (B) Cinema 2. (d) Specific purpose 3. (a) Storage SPACE 4. (c) Software
2758.

Question : Match the following:

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Solution : 1. (d) Afforestation programme 2. (e) Conservation of wild life 3. (a) Destruction of forests 4. (f) REMOVAL of upper layer of soil 5. (c) Photovoltaic devices 6. (B) Crude OIL
2759.

Question : Match the following:

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Solution :1. (e) BUILD Scripts 2. (d) STORE files 3. (b) ANIMATION software 4. (c) Edit programs 5. (a) Type notes
2760.

Question : Match the following:

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SOLUTION :1. (c) Removal of VEGETATION 2.(d) Renewable energy 3.(c) Non-renewable energy 4. (e) `CO_(2)`5.(a) energy saving 6. (B) acid rain 7. (g) Lead and heavy metals
2761.

Question :Match the following:

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Solution :1. (E) Connective TISSUE cancer 2. (a) Stomach cancer 3.(b) Excessive thirst 4. (C) Excessive hunger 5. (d) Lack of blood flow to heart muscle
2762.

Question : Match the following.

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Solution :1. (c) Blood GROUP AB2. (G) Connective tissue3. (f) Blood platelets4. (E) Blood group ‘O.5. (a) Left Atrio Ventricular Valve6. (b) Thin and non elastic cells7. (d) Thick and elastic cells
2763.

Question : Match the following.

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Solution :1. (c) METAMERISM
2. (d) Move in groups
3. (a) Hirudin
4. (E) SEPTUM
5.(b) Vagina
2764.

Question : Match the following :

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ANSWER :(1- b), (2 - a), (3 - d), (4- c).
2765.

Question : Match the following :

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Answer :(1- b), (2 - d), (3- a), (4- c).
2766.

Question : Match the following :

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ANSWER :(1 - C), (2 - d), (3-a), (4-b).
2767.

Question : Match the following :

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ANSWER :(1- s), (2-r), (3-q), (4-p).
2768.

Question : Match the following :

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ANSWER :(1-s-f), (2-p-e), (3-t-b), (4-q-a).
2769.

Question : Match the following :

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<P>

ANSWER :(1- q), (2- s), (3 - p), (4-r).
2770.

Question : Match the following :

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ANSWER :(1-r), (2-p), (3-s), (4-q).
2771.

Question : Match the following :

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ANSWER :(1-q), (2 -R), (3-s), (4-p).
2772.

Question : Match the following :

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Solution :1. (e) Mood Altering drugs 2. (f) Diabetes Mellitus 3. (a) Nicotine 4. (C) Polyphagia 5. (b) Emphysema 6. (d) POLYDIPSIA
2773.

Question :Match the Column I with Columns II and III

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SOLUTION :
2774.

Question : Mark the odd ones is each of the following— Proximal convoluted tubule, distal convoluted tubule, Henle’s loop renal corpuscle.

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SOLUTION :RENAL CORPUSCLE.
2775.

Question : Mark the odd ones is each of the following— Glomerular filtration, antidiuretic hormone, hypertonic urine, collecting duct.

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SOLUTION :GLOMERULAR FILTRATION
2776.

Question : Mark the odd ones is each of the following— Afferent arteriole, Henle’s loop, vasa recta, efferent arteriole.

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SOLUTION :HENLE’s LOOP
2777.

Question : Mapighian body is found

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in KIDNEY of VERTEBRATES and is involed in the FORMATION of urine
in vertebrates and involed with FILTRATION of blood
in vertebrates and involed in excretion
invertebrates and involed with filtration of blood

Answer :D
2778.

Question : Manure obtained from biogas plant is rich in …………………… and ……………………

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ANSWER :NITROGEN, PHOSPHOROUS
2779.

Question : Mangrove plants show vivipary. This is

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germination of seeds within fruits while still ATTACHED to parent plant
germination of seeds in fruits on the SOIL
germination of seeds within FRUIT on sterile artificial culture MEDIUM
germination of seeds only after dispersal of fruits

Answer :A
2780.

Question : Man made substances like glass, plastic etc., are ______

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SOLUTION :non-biodegradable
2781.

Question : Mamta is a married woman having two children. She does not want to have any more children. Her husband also supports her decision not to have more children. They are both happy with just two children, both of whom are daughters. (a) Suggest any two types of birth control methods which Mamta and her husband can make use of to avoid pregnancy. Explain how these methods work to prevent pregnancy. Explain how these methods work to prevent pregnancy. (b) Which birth control method has additional advantage of giving protection from sexually transmitted diseases (STDs) ? (c ) What values are displayed by Mamta and her husband in not wanting to have more children ?

Answer»

Solution :(a) The two common type of birth control METHODS which can be followed by Mamta and her husband are :
(i) Barrier Methods. In these methods, a condom (nirodh) is used by the husband or a diaphragm (cap) is used by the wife toprevent the meeting of sperms with ovum (or egg) and prevent pregnancy.
(ii) Chemical Methods. In these methods, ORAL pills and vaginal pills can be used by the wife. Oral pills contain hormones which stop ovaries from releasing the ovum (or egg) into oviduct. Vaginal pills contain the chemicals called spermicides which kill the sperms.
(b) The use of condom (nirodh) is a birth control method which provides ADDITIONAL advantage of protection from sexually transmitted diseases.
(c ) The values displayed by Mamta and her husband are :
(i) AWARENESS (or knowledge) that various birth control methods are available to prevent pregnancy and limit the size of family.
(ii) Concern for the health of woman (because too many pregnancies spoil the health of woman or mother).
(iii)Concern for the future of children (because good facilities and best education can be provided only if the numberof children is less).
(iv) Responsible CITIZENS (because they do not want to increase country's population too much and put pressure on its limited resources).
2782.

Question : Mammals have double circulation it means that

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heart chambers RECEIVE both OXYGENATED and deoxygenated blood, which are com pletely SEPARATED from each other
the blood circulates with DOUBLE speed than other vertebrates
there are two types of blood vessels associ ated to every organ
the blood vessels are PAIRED 

Answer :A
2783.

Question : Mammals are ................... animals.

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COLD BLOODED
Warm blooded
POIKILOTHERMIC
All the above

ANSWER :B
2784.

Question : Mammalian egg contains negligible yolk so the survival of such embryo is made possible by the fact that they are

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NOURISHED through placenta
too SMALL and NEED no MUCH food
milk fed
none of the above

Answer :A
2785.

Question : Male mosquito does not carry malarial parasite because

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it is too small to BITE man
it lacks the modified MOUTH parts
Malarial parasites cannot reproduce in them
female mosquito is more deadly

Answer :B
2786.

Question : Male hormone is

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ESTROGEN
TESTOSTERONE
ADRENALINE
FSH

Answer :B
2787.

Question : Malegametes inanhiospermsare formedbythedivisionof ________.

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GENERATIVE CELL
Vegetative cell
Microspore MOTHER cell
Microspore

Solution :Generative cell
2788.

Question : Male Ascaris is

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SMALLER than FEMALE
larger than female
equal in size
too SMALL than female 

ANSWER :A
2789.

Question : Male and female Ascaris respectively have

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TWO testes and two ovaries
two testes and one OVARY
one TESTIS and two ovaries
one testis and one ovary 

Answer :C
2790.

Question : Male accessory glands in human reproductive system is,

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Bulbourethral
Prostrate
Seminal VESICLES
All of them

Answer :D
2791.

Question : Make a list of forest products that we commonly use.

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Solution :WOOD, BAMBOO, fuel, timber, fruits, herbs, paper, medicine and many other products that we COMMONLY USE come from FORESTS.
2792.

Question : Make a list of few industries that are dependent on forest products

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Solution :Paper, TIMBER, bidi, lac and SPORT equipment INDUSTRIES.
2793.

Question : Make a flow chart to show the cell cycle and explain cell division describing different stages of mitosis,

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Solution :Different stages of cell division in mitosis are PROPHASE, metaphase, anaphase and telophase.

During cytokinesis a new MEMBRANCE (and a cell wall in PLANTS) is FORMED at the equitoriaol plate dividing the cell into two daughter cells.
2794.

Question : Major requirement of protein in the body is for

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energy
growth
repair
proper nourishment

Answer :B
2795.

Question : Major source of methane in India is

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RICE fields
sugarcane PLANTATION
WHEAT fields
fruit ORCHARDS

Answer :A
2796.

Question : _____maintains the constant pressure inside the cranium.

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SOLUTION :CEREBROSPINAL FLUID
2797.

Question : Main plant body in pteridophytes is

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sporophyte
prothallus 
spore
gametophyte 

ANSWER :A
2798.

Question : Main function of dictyosome is

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STORAGE
secretion
respiration
fat breakdown

Solution :N/A
2799.

Question : Maiden hair tree, a gymnosperm belongs to,

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Ginkgopsida
Cycadopsida
Gnetopsida
Coniferopsida

Answer :A
2800.

Question : Mahatma Gandhi said, 'The Earth is sufficient to satisfy everyone's need but not thegreed' Explain?

Answer»

Solution :(i) Thereare different types of biotic and abiotic factors on the earth.
(ii) There are different types of ECOSYSTEMS found with lot of variety in them as per their abiotic components.
(iii) Diversity in biotic factors depends on availability of abiotic factors.
(iv) Various bio-geochemical cycles naturally going on in naturewhich maintain the natural balance of the ecosystems.
(v) If use of any such factors is indiscriminately increased, there and be imbalance which leads to POLLUTION.
(vi) Man uses the nature the most to satisfy his needs. In the course of time, he has become greedy.
(vii) Human activities like deforestation, road construction, industrialization, unplanned URBANISATION lead ot loss of biodiversity as well as environmental pollution.
(VIII) Mahatmaji.s vision was that human should use nature only for basic needs and not for the development at the cost of nature.
(ix) There should be SUSTAINABLE development without harming the environment.