1512 + Interview Questions in Biology in Class 9

1.	Question : The most common larva in phylum Echinodermata is……………
Answer» SOLUTION :BIPINNARIA LARVA

Discussion

2.	Question : The most common larva in phylum Mollusca is ……………..
Answer» SOLUTION :Trochophore

Discussion

3.	Question : The longest part of alimentary canal is.................
Answer» ANSWER :SMALL INTESTINE

Discussion

4.	Question : The local varieties of honey bees that are used in commercial honey production.
Answer» Solution :APIS cerana INDICA (the INDIAN bee), A. dorsata (the rock bee) and A. floarae (the little bee).

Discussion

5.	Question : The level of vitamins A and K is kept high in the ration for broliers.
Answer» ANSWER :1

Discussion

6.	Question : The larva of an amphibian is ………….
Answer» ANSWER :TADPOLE

Discussion

7.	Question : The larva of mosquitoes
Answer» BREATHES air respires by gills wriggles in water has all the above characteristics Answer :D

Discussion

8.	Question : The largest cell in the human body of a female is....................
Answer» ANSWER :an OVUM

Discussion

9.	Question : The inter cropping method is better than mixed cropping method.
Answer» Solution :1. In inter cropping method, the man CROP and the susbsidiary or minor crops are SOWN differently, alternatingly and in parallel ross. 2. Each crop canbe supplied with manure according to its requirement. 3 Each crop can be protected separately by using esticides as per its requirement. 4.Due to DIFFERENT maturity period, each crop can be separately harvested and MARKETED. All such things are not possible in MIXED cropping. Hence, the inter cropping method is better than mixed cropping method.

Discussion

10.	Question : The Infectious agent of phyllum Nematoda in small intestine is........
Answer» ANSWER :ASCARIS LUMBRICOIDES (ROUND WORM)

Discussion

11.	Question : The idea 'All cells arisefrom pre-existing cells' was proposed by
Answer» VIRCHOW De-Bary and Schultze Schleiden and Schwann Robertt Hooke Answer :A

Discussion

12.	Question : The ice sheets from the north and south poles and the icecaps on the mountains, get converted into water vapour through the process of....
Answer» EVAPORATION condensation sublimation infiltration Solution : evaporation

Discussion

13.	Question : The hybridisation between two diferent varieties fothe same species is called……..hybridisation.
Answer» ANSWER :intervarietal

Discussion

14.	Question : The human body functions normally at a temperature of about...........................
Answer» ANSWER :`37^(@)C`

Discussion

15.	Question : The green pigment present in the plant is ……….
Answer» SOLUTION :CHLOROPHYLL

Discussion

16.	Question : The green leaves, in the presence of light , which manufacture Starch, after removing the chlorophyll, if lodine is added, the leaves turn into………
Answer» BLUE black Blue orange Black White Blue violet Answer :A

Discussion

17.	Question : The given specimen has following featues : (a)Aquatic, Cold-blooded animals (b) Skin coverd with scales is two-chambered (d)Dins and muscular tail help them to swim in water. (i) Identify the specimen. (ii) Name the groups (class) to which it belons. (iii) Give one adaptation w.r.t. its habitat.
Answer» Answer :(i) GIVEN specimen. (ii) NAME the GROUPS (CLASS) to which it belongs. (iii) Giveone ADAPTATION w.r.t. its habital.

Discussion

18.	Question : The genetic material present in prokaryotes is called nucleoid .
Answer» T Answer :T

Discussion

19.	Question : The following statement, describe the steps to detect the presence of metanil yellow in dal. One of the four statements given below is incorrect. (a) take 2 ml of food extract (b) grind 3-5 g of dal and prepare solution (c ) add 2-3 drops of concentrated H_(2)SO_(4) (d) fitter the contents and collect the filter
Answer» ANSWER :N/a

Discussion

20.	Question : The fluid part of the chloroplast is ………..
Answer» ANSWER :STROMA

Discussion

21.	Question : The fish rearing in composite fish farming, which fish feed on weeds?
Answer» COMMON carps Grass carps Mrigal Sardine Answer :A::C

Discussion

22.	Question : The first systematic approach to the classification of living organisms was done by Carl Linnaeus.
Answer» ANSWER :TRUE

Discussion

23.	Question : The first leaf of monocot plants is called ……… .
Answer» SOLUTION :COTYLEDON

Discussion

24.	Question : The first heart transplantation was done by …..
Answer» ANSWER :DR. CHRISTIAN BERNARD

Discussion

25.	Question : The fibres consists of ____
Answer» PARENCHYMA SCLERENCHYMA Collenchym None of the above Answer :B

Discussion

26.	Question : The female and male cockroaches are
Answer» EQUAL in size winged wingless omnivorous ANSWER :D

Discussion

27.	Question : The features which places them in the same phylum is ....
Answer» pointed-head bulky thorax presence of SCALES POST ANAL TAIL SOLUTION : post anal tail

Discussion

28.	Question : The excretory system in annelids consists of coiled tubes called
Answer» FLAME CELLS metanephridia nephridia protonephridia Answer :B

Discussion

29.	Question : The end products of Photosynthesis is ……….. , which will be converted into …….
Answer» NITROGEN, AMINO acids Glucose, Starch Vitamins, Minerals Fats, FATTY acids Answer :B

Discussion

30.	Question : The division ......... is divided into two classes on the basis of the number of colyledon, present in the seed.
Answer» SOLUTION :ANGIOSPERMS

Discussion

31.	Question : The Digestive Wastes left after the absorption of nutrients move towards the ………
Answer» ANSWER :LARGE INTESTINE

Discussion

32.	Question : The digestive enzymes in membrane-bound sac (lysosome) are made by .......... (smooth endoplasmic reticulum, rough endoplasmic reticulum, golgi apparatus)
Answer» SOLUTION :ROUGH ENDOPLASMIC RETICULUM

Discussion

33.	Question : The destruction of producers of ocean also adversely affect the terrestrial organisms. How?
Answer» ANSWER :The MAIN producers of 0, is algae. The NUMBER of algae less, 0, PRODUCTION is also less.

Discussion

34.	Question : The dead plants and animals are decomposed by ……….. .
Answer» SOLUTION :MICRO ORGANISMS

Discussion

35.	Question : The culture of blue-green alage is used in preparation of ……….(Manure, chemical fertilizers, bio fertilizers)
Answer» ANSWER :BIO FERTILIZERS

Discussion

36.	Question : The .............. Contain the young stages of the honey bees and they are built in the centre and lower part of the comb.
Answer» BROOD cells storage cells drone chamber queen chamber Answer :A

Discussion

37.	Question : The common passage meant for transporting urine and sperms in male is.....................
Answer» Ureter Urethra Vas deferens Scrotum Answer :B

Discussion

38.	Question : The commercially prepared fertilizer in excess leads to water pollution.
Answer» Solution :If proper CARE is not taken at the time of APPLYING FERTILIZERS, then some of these fertilizers GET washed away due to excessive irrigation. They are not fully absorbed by the plants. They are washed off in the nearby water bodies. This leads to water POLLUTION.

Discussion

39.	Question :The coelomic cavity in the animals of phylum......... is filled with blood.
Answer» SOLUTION :ARTHROPODA

Discussion

40.	Question :The classification of life forms are closely related to their......... . (evolution, inter-relationship, behavior)
Answer» SOLUTION :EVOLUTION

Discussion

41.	Question : The chemical reaction occurs during photosynthesis is…
Answer» `CO_2` OS REDUCED and WATER is oxidized Water is reduced and `CO_2` IZ oxidized both `CO_2` and water is oxidized both `CO_2` and water are produced Answer :A

Discussion

42.	Question : The chemical fertilizers should be used judiciously and only when needed .
Answer» Solution :1. The chemical FERTILIZERS are more RICH in their nutrient contents. So they are to be used in smaller quantitie. 2. Excessive use of these fertilizers has adverse effect on the crop and the latter is destroyed thereby. 3. They should BTE used only when thre is sufficient moisture in the soil, otherwise they cause burining effect on the crop. 4. Their excessive use spoils the CONSTITUTION of the soil. For all these reasons thechemical fertilizers should be used judiciously and only when needed.

Discussion

43.	Question : The characteristic not common between bony fish and pigeon is....
Answer» VERTEBRAL column stream-lined body warm-blooded lay EGGS SOLUTION :warm-blooded

Discussion

44.	Question : The cellular component NOT seen while observing the slide of an onion peel under a compound microscope is...
Answer» chromosomes cell wall nucleus cytoplasm Answer :C

Discussion

45.	Question : The cell organelle which is not found in human cheek cells is ....
Answer» CELL membrane nucleolus cell wall cytoplasm ANSWER :A::B::C::D

Discussion

46.	Question : The binomial nomenclature is made up of two words, first word is ......... name and second is ......... name.
Answer» SOLUTION :GENERIC, SPECIFIC

Discussion

47.	Question : The bending of root of a plant is response to water is called………… .
Answer» Thigmonasty Phototropism Hydrotropism Photonasty Answer :C

Discussion

48.	Question : The bacteria causing acne
Answer» ANSWER :STAPHYLOCOCCI

Discussion

49.	Question : The average amount of haemoglobin In a healthy man is …..
Answer» ANSWER :15gm/100ml BLOOD

Discussion

50.	Question : The atmospheric carbon dioxide enters into the plants through the process of .........
Answer» PHOTOSYNTHESIS ASSIMILATION respiration decomposition Solution : photosynthesis

Discussion

Explore topic-wise InterviewSolutions in Current Affairs.

Question : The most common larva in phylum Echinodermata is……………

Question : The most common larva in phylum Mollusca is ……………..

Question : The longest part of alimentary canal is.................

Question : The local varieties of honey bees that are used in commercial honey production.

Question : The level of vitamins A and K is kept high in the ration for broliers.

Question : The larva of an amphibian is ………….

Question : The larva of mosquitoes

Question : The largest cell in the human body of a female is....................

Question : The inter cropping method is better than mixed cropping method.

Question : The Infectious agent of phyllum Nematoda in small intestine is........

Question : The idea 'All cells arisefrom pre-existing cells' was proposed by

Question : The ice sheets from the north and south poles and the icecaps on the mountains, get converted into water vapour through the process of....

Question : The hybridisation between two diferent varieties fothe same species is called……..hybridisation.

Question : The human body functions normally at a temperature of about...........................

Question : The green pigment present in the plant is ……….

Question : The green leaves, in the presence of light , which manufacture Starch, after removing the chlorophyll, if lodine is added, the leaves turn into………

Question : The genetic material present in prokaryotes is called nucleoid .

Question : The fluid part of the chloroplast is ………..

Question : The fish rearing in composite fish farming, which fish feed on weeds?

Question : The first systematic approach to the classification of living organisms was done by Carl Linnaeus.

Question : The first leaf of monocot plants is called ……… .

Question : The first heart transplantation was done by …..

Question : The fibres consists of ____

Question : The female and male cockroaches are

Question : The features which places them in the same phylum is ....

Question : The excretory system in annelids consists of coiled tubes called

Question : The end products of Photosynthesis is ……….. , which will be converted into …….

Question : The division ......... is divided into two classes on the basis of the number of colyledon, present in the seed.

Question : The Digestive Wastes left after the absorption of nutrients move towards the ………

Question : The digestive enzymes in membrane-bound sac (lysosome) are made by .......... (smooth endoplasmic reticulum, rough endoplasmic reticulum, golgi apparatus)

Question : The destruction of producers of ocean also adversely affect the terrestrial organisms. How?

Question : The dead plants and animals are decomposed by ……….. .

Question : The culture of blue-green alage is used in preparation of ……….(Manure, chemical fertilizers, bio fertilizers)

Question : The .............. Contain the young stages of the honey bees and they are built in the centre and lower part of the comb.

Question : The common passage meant for transporting urine and sperms in male is.....................

Question : The commercially prepared fertilizer in excess leads to water pollution.

Question :The coelomic cavity in the animals of phylum......... is filled with blood.

Question :The classification of life forms are closely related to their......... . (evolution, inter-relationship, behavior)

Question : The chemical reaction occurs during photosynthesis is…

Question : The chemical fertilizers should be used judiciously and only when needed .

Question : The characteristic not common between bony fish and pigeon is....

Question : The cellular component NOT seen while observing the slide of an onion peel under a compound microscope is...

Question : The cell organelle which is not found in human cheek cells is ....

Question : The binomial nomenclature is made up of two words, first word is ......... name and second is ......... name.

Question : The bending of root of a plant is response to water is called………… .

Question : The bacteria causing acne

Question : The average amount of haemoglobin In a healthy man is …..

Question : The atmospheric carbon dioxide enters into the plants through the process of .........