Biosciences – Botany and Zoology Study Material बिभाग ‘ज’ Shared By Promodh Shirke
Biosciences – Botany and Zoology Study Material बिभाग ‘ज’ on mahasarkar.co.in. This is the page where we are deal with Biosciences – Botany and Zoology Study Material For Maharashtra Recruitment Exam. Every questions come from various source i.e. Study of life; cell-the basic unit of life; Classificaton of Living organisams; Organization of Living Body; Nutrition; Respiration; The Transport System; Excretion Metabolic wastes; Biocommunication; Muscle Movement Etc. यह पेज ओह सब स्टूडेंट के लिए है, जो नौकरी की तलाश में हैं और भारती परिक्षा दिने के लिए इच्छुक हैं।
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Biosciences – Botany and Zoology Study Material बिभाग ‘ज’
- Which of the following diseases affect wheat? Select the correct answer using the coded given below:
(1) Ergot
(2) Fire blight
(3) Flag smut
(4) Karnal bunt
Codes:
(1) 1, 2 and 4
(2) 1, 3 and 4
(3) 2 and 4
(4) 3 and 4
Ans:- (2) 1, 3 and 4
- Which of the following crops is/are affected by the loose smut disease? Select the correct answer from the codes given below:
(1) Barley
(2) Maize
(3) Rice
(4) Wheat
Codes:
(1) 1 and 4
(2) 2 and 4
(3) 2 and 3
(4) 4 only
Ans:- (1) 1 and 4
- One of the worst famines of the 19th century that resulted in over half a million deaths and large scale migration from a European country was caused by a fungal disease. Which of the following crop was affected by the disease?
(1) Maize
(2) Potato
(3) Rice
(4) Wheat
Ans:- (2) Potato
- Which of the following crops is/are affected by the “early blight’ disease?
(1) Potato
(2) Rice
(3) Sugarcane
(4) Wheat
Ans:- (1) Potato
- The only man-made cereal, Triticale, was produced through:
(1) Intraspecific cross
(2) Interspecific cross
(3) Intergeneric cross
(4) Mutation breeding
Ans:- (3) Intergeneric cross
- Triticale, the only man-made cereal, has been produced through a cross between:
(1) Ragi and rye
(2) Ragi and rice
(3) Rye and rice
(4) Rye and wheat
Ans:- (3) Rye and rice
- Which of the following crops enrich the soil?
(1) Alfalfa
(2) Hemp
(3) Grass pea
(4) Sunn hemp
Select the correct answer by using the codes given below
(1) 1 only
(2) 1, 3 and 4
(3) 1 and 3
(4) 2 and 4
Ans:- (2) 1, 3 and 4
- India is the largest producer of which of the following spices?
(1) Black Paper
(2) Cardamom
(3) Cloves
(4) Ginger
Select the correct answer by using the codes given below:
(1) 1 and 3
(2) 2 and 3
(3) 1, 2 and 4
(4) 3 and 4
Ans:- (3) 1, 2 and 4
- Dr Szent Gyorgyi was awarded the Nobel Prize in 1937 for isolating Vitamin C from:
(1) Amla
(2) Chillies
(3) Lemon
(4) Oranges
Ans:- (2) Chillies
- Saffron is a rich source of:
(1) Crocin
(2) Carotene
(3) Riboflavin
(4) Saffron oil
Select the correct answer by using the codes given below:
(1) 1 only
(2) 1, 2 and 4
(3) 1, 3, and 4
(4) 2 and 4
Ans:- (3) 1, 3, and 4
- Eri Silk is produced by the silkworm Philosamia ricini. On which of the following plants is it reared?
(1) Castor
(2) Oak
(3) Papaya
(4) Silk cotton tree
Select the correct answer by using the codes given below.
(1) 1 only
(2) 1 and 2
(3) 1 and 3
(4) 1, 3 and 4
Ans:- (3) 1 and 3
- Alcohol cause
(1) Cirrhosis of the liver
(2) Acute glomerulonephritis
(3) Cardiomyopathy
(4) Cancer of the mouth, pharynx, larynx and oesophagus
(1) 1, 2 and 4
(2) 2, 3 and 4
(3) 1, 3 and 4
(4) 1, 2, 3 and 4
Ans:- (3) 1, 3 and 4
- Consider the following statements in respect of attaining certain objectives for Family Planning’
(1) To avoid unwanted births
(2) To bring about wanted births
(3) To regulate the intervals between pregnancies
(4) To determine the number of children in the family
Of these statements
(1) 2 and 4 are correct
(2) 1, 2 and 4 are correct
(3) 2, 3 and 4 are correct
(4) 1, 2, 3 and 4 are correct
Ans:- (4) 1, 2, 3 and 4 are correct
- Which of the following cereal was among the first to be used by man?
(1) Barley
(2) Oat
(3) Rye
(4) Wheat
Ans:- (4) Wheat
- Consider the following crop plants cultivated in our country:
(1) Maize
(2) Spinach
(3) Tobacco
(4) Wheat
Ans:- (2) Spinach
- Wheat of the following plants belong to the same plant family?
(1) appel
(2) Apriot
(3) Almond
(4) Peach
Select the correct answer from the codes given below
(1) 1 and 4
(2) 2 and 3
(3) 2, 3, and 4
(4) 1, 2, 3, and 4
Ans:- (4) 1, 2, 3, and 4
- A plant known only in cultivation, having arisen under domestication is referred to as:
(1) Cultigens
(2) Cultivar
(3) Clone
(4) Scion
Ans:- (1) Cultigens
- The pores in leaves through which liquid water oozes out at times are called:
(1) Hydathodes
(2) Lenticels
(3) Phyllopores
(4) Stomata
Ans:- (1) Hydathodes
- The tissue that is involved in the transport of food material in plants is called:
(1) Parenchyma
(2) Phloem
(3) Sclerenchyma
(4) Xylem
Ans:- (2) Phloem
- Dr. E.H. Wilson, one of the greatest among the plant hunters, is well-known for his collection and introduction of the ‘regal lily’ to the United States of America. The plant was collected from:
(1) China
(2) Japan
(3) India
(4) Scandinavia
Ans:- (1) China
21.Plants that are unable to synthesize their own food and are, therefore, dependent on other sources of food are called:
(1) Parasites
(2) Auxotrophs
(3) Chemotrophs
(4) Heterotrophs
Ans:- (4) Heterotrophs
- The genetic material in viruses is:
(1) Double-stranded DNA
(2) Single-stranded DNA
(3) RNA
(4) All the above
Ans:- (4) All the above
- A gram of fertile agricultural soil may contain bacteria up to:
(1) Fifty thousand
(2) Five thousand
(3) Five thousand
(4) One billion and above
Ans:- (4) One billion and above
- Which of the following plant/animal diseases are not caused by viruses?
(1) Bunchy top
(2) Kuru
(3) Leaf Curl
(4) Potato Spindle-tuber
Select the correct answer from the alternatives given below:
(1) 1 and 2
(2) 1 and 4
(3) 2 and 3
(4) 2 and 4
Ans:- (4) 2 and 4
- Which of the following species of grapes is most commonly used for making wines?
(1) Vitis labrusca
(2) Vitis rotundifolia
(3) Vitis vinifera
(4) Vitis vulpine
Ans:- (3) Vitis vinifera
- A pair of chromosomes in fruit and humans determiners sex. These are referred to as sex chromosomes. What is the name to the other chromosomes?
(1) Allosomes
(2) Autosomes
(3) Heterosomes
(4) Homosomes
Ans:- (2) Autosomes
- Gene interaction between nonallelic genes that result in the suppression of expression of one gene by the other is called:
(1) Phenogensis
(2) Dominance
(3) Epigenesis
(4) Epistasis
Ans:- (4) Epistasis
- The Central Drug Research Institute of India is located at:
(1) Delhi
(2) Bangalore
(3) Madras
(4) Lucknow
Ans:- (4) Lucknow
- Which of the following is/are antifungal drug/s?
(1) Amphotericin
(2) Primaricin
(3) Griseofulvin
(4) All the above
Ans:- (4) All the above
- Lac, commonly used to prepare bangles etc. is a resinous substance exuded from an insect which is more or less endemic to India. This insect thrives on:
(1) Flame of the forest leaves
(2) Kusum
(3) Jujube
(4) All the above
Ans:- (4) All the above
- Human female hormone which is not a steroid is
(1) Oestradiol
(2) Relaxin
(3) Prolactin
(4) Follicle stimulating hormone
Ans:- (4) Follicle stimulating hormone
- Which writing, the main bones in the hand that help hold the pen in position are
(1) Carpals
(2) Metacarpals
(3) Phalanges
(4) All of these
Ans:- (2) Metacarpals
- The foetal body temperature in animals is regulated by
(1) Allantois
(2) Amnion
(3) Chorion
(4) Yolk sac
Ans:- (3) Chorion
- Xerophthalmia is caused by the dietary deficiency of
(1) Protein
(2) Vitamin A
(3) Riboflavin
(4) Unsaturated fatty acids, linoleic and linolenic acids
Ans:- (2) Vitamin A
- HIV positive infections that are occurring everyday in the world are around
(1) 6,000
(2) 60, 000
(3) 600, 000
(4) 1, 000, 000
Ans:- (2) 60, 000
- During the course of development, the umbilical cord is derived from
(1) Allantois
(2) Placenta
(3) Endometrium
(4) Chorion
Ans:- (1) Allantois
- The largest and most successful group of organisms on earth comprises
(1) Protozoans
(2) Arthropods
(3) Fishes
(4) Birds
Ans:- (2) Arthropods
- The drug most widely third against AIDS virus is
(1) Zidorudine
(2) Miconozole
(3) Nonoxynol 9
(4) Virazole
Ans:- (1) Zidorudine
- How many days after taking a cholera vaccine should a pilgrim be allowed to attend the ‘Kumbhmela’?
(1) 6 days
(2) 2 days
(3) 4 days
(4) 3 days
Ans:- (1) 6 days
- Consider the following plants:
(1) Maize
(2) Soyabean
(3) Sugarcane
(4) Wheat
Which of these are C4 plants?
(1) 2 and 3
(2) 2 and 4
(3) 1 and 4
(4) 1 and 3
Ans:- (4) 1 and 3
- Bombayx mori, that produces fine filaments of silk inside the cocoon, is a
(1) Butterfly
(2) Dipteran
(3) Moth
(4) Mulberry plant hemipteran
Ans:- (3) Moth
- Plasma cells that secrete antibodies at a very rapid rate are derived from:
(1) Reticuloendothelial cells
(2) B-lymphocytes
(3) T- lymphocytes
(4) Macrophage system
Ans:- (2) B-lymphocytes
- Sloths, anteaters and armadillos exemplify
(1) Insectivores
(2) Edendates
(3) Both of these
(4) None of these
Ans:- (2) Edendates
- Irritated eyes and burring throat are caused by exposure to
(1) Photochemical smog
(2) Carbon monoxide and automobile fumes
(3) Greyish haze-smog
(4) All of these
Ans:- (1) Photochemical smog
- The body temperature in birds is in the range of
(1) 370 to 380C
(2) 380 to 390C
(3) 390 to 400C
(4) 400 to 420C
Ans:- (4) 400 to 420C
- A vast proportion of our body’s weight is made up of
(1) Bones
(2) Water
(3) Organs
(4) Skin, tissues and organs
Ans:- (2) Water
- Major sugar of insect haemolymph is:
(1) Mannose
(2) Trehalose
(3) Sucrose
(4) Mannitol
Ans:- (2) Trehalose
- Many adult bulls straying on Delhi roads are often seen with small shrunken scrotal sacs because of
(1) Congenital defect
(2) Negative feedback due to extremely high levels of testosterone
(3) Castration
(4) All of these
Ans:- (3) Castration
- Which of the following animal does not possess flippers?
(1) Tortoise
(2) Turtle
(3) Penguin
(4) Seal
Ans:- (1) Tortoise
50.The barnacle that is found in the seas attached by a peduncle to wooden ships or wharves is
(1) Balanus
(2) Lepas
(3) Cypris
(4) Squilla
Ans:- (2) Lepas
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