Biosciences – Botany and Zoology Study Material बिभाग “छ”

Updated on November 30, 2023
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Biosciences – Botany and Zoology Study Material बिभाग “छ” Shared By Promodh Shirke

Biosciences – Botany and Zoology Study Material बिभाग “छ” 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 “छ”

  1. The International Centre for Genetic Engineering and Biotechnology established by the United Nations Organization (UNO) is located at

(1) New Delhi

(2) Paris

(3) Tokyo

(4) Washington

Ans:- (1) New Delhi

  1. A normal couple has five children, two of whom suffer from a somewhat uncommon genetic disorder that has, however, appeared occasionally in this familial line. What kind of gene is involved in this case?

(1) Co dominant

(2) Completely dominant

(3) Completely recessive

(4) Incompletely dominant

Ans:- (3) Completely recessive

  1. Successful fusion of somatic cells from man and mouse was first demonstrated by

(1) A. Kornberg

(2) E.C Cocking

(3) H. Harris

(4) R. Sinsheimer

Ans:- (3) H. Harris

  1. A majority of black Americans and more than 20% whites cannot tolerate fresh milk because they

(1) Are susceptible to the microbes commonly found in fresh milk

(2) Cannot digest the milk sugar lactose present in it

(3) Cannot digest the milk protein

(4) Cannot digest the fat in the milk

Ans:- (2) Cannot digest the milk sugar lactose present in it

  1. Body cells infected with virus produce a protein called

(1) Interferon

(2) Properdin

(3) Gamma globulin

(4) Hybridoma

Ans:- (1) Interferon

  1. Chocolates can be bad for health because of a high content of

(1) Cobalt

(2) Nickle

(3) Zine

(4) Lead

Ans:- (2) Nickle

  1. The best way to maintain a natural equilibrium between the pest and predator the pest and predator is by using

(1) Pesticides

(2) Herbicides

(3) Insecticides

(4) Biological Control

Ans:- (4) Biological Control

  1. Sting of a honeybee is modified

(1) Mandibles

(2) Labrun

(3) Ovipositor

(4) Maxillae

Ans:- (3) Ovipositor

  1. Find the odd one out

(1) Guinea worm

(2) Hookworm

(3) Ringworm

(4) Tapeworm

Ans:- (3) Ringworm

  1. Geriatrics is concerned with

(1) Attaining senescence

(2) The ageing process

(3) The bones becoming more brittle

(4) All of these

Ans:- (4) All of these

  1. Over 200 cm rainfall per year occurs in

(1) Coniferous forests

(2) Grasslands

(3) Deciduous forests

(4) Tropical forests

Ans:- (4) Tropical forests

  1. One kind of hypersensitivity resulting due to interaction of antibodies with mast cells and basophils is

(1) Orthopnea

(2) Anaphylaxis

(3) Rhinitis

(4) Immunologic surveillance

Ans:- (2) Anaphylaxis

  1. Many wokers including doctors develop premature cataract while being exposed to

(1) X-rays

(2) Ultraviolet rays

(3) Heat waves

(4) All of these

Ans:- (4) All of these

  1. Tobacco smoke is injurious to health because it contains

(1) Carbon monoxide

(2) Nicotine

(3) Polycyclic aromatic hydrocarbons

(4) All of these

Ans:- (4) All of these

15.In which of the following groups, animals bear no teeth

(1) Peacock, ostrich, tortoise

(2) Turtle, kiwi, cow

(3) Owl, loris, crow

(4) Alligator, turtle, tortoise

Ans:- (1) Peacock, ostrich, tortoise

  1. Biceps and other skeletal muscles are far better developed in males than in females because their diameter increases with:

(1) Age

(2) Exercise

(3) Androgen influence

(4) All of these

Ans:- (4) All of these

17.Menstrual cycle occurs in

(1) Loris

(2) Elephant

(3) Horse

(4) Chimpanzee

(1) 1 and 2

(2) 2 and 3

(3) 1 and 3

(4) 3 and 4

Ans:- (4) 3 and 4

  1. Which of the following tissue components are involved in transport of organic substances in plants?

(1) Phloem fibres

(2) Tracheids

(3) Vessels

(4) Sieve tubes

Ans:- (4) Sieve tubes

  1. During embryonic development the body that is killed for its beautiful with a coating of fine hair called:

(1) Lunugo

(2) Lanugo

(3) Laminis

(4) Laniary

Ans:- (2) Lanugo

  1. Skua is a/an

(1) Mammal

(2) Amphibian

(3) Bird

(4) Reptile

Ans:- (3) Bird

  1. Point out the infections disease which is not spread directly from one human case to another.

(1) Diphtheria

(2) Tetanus

(3) Measles

(4) Pulmonary tuberculosis

Ans:- (2) Tetanus

  1. The most commonly used rodenticide to prevent rats from causing crop damage is:

(1) Zine phosphate

(2) Zine phosphate

(3) Zine phosphine

(4) Zine phosphide

Ans:- (4) Zine phosphide

  1. Dead hearts are produced in:

(1) Wheat

(2) Maize

(3) Sugarcane

(4) Bajra

Ans:- (3) Sugarcane

24.The mammal that can thrive in the desert on a diet of air-dried seeds and vegetation, without requiring to drinking water is:

(1) Kangaroo

(2) Zebra

(3) Kangaroo rat

(4) Alpaca

Ans:- (3) Kangaroo rat

  1. Modern man is believed to have appeared on the surface of earth:

(1) 0.1 million years age

(2) 0.3 million years ago

(3) 1.3 million years ago

(4) 3.0 million years ago

Ans:- (2) 0.3 million years ago

  1. Liver rot is caused by:

(1) Liverworts

(2) Live fluke

(3) Excessive consumption of alcohol over the years

(4) Fasciola hepatica

(1) 1,2

(2) 1,21,3

(3) 2,3,4

(4) 2,4

Ans:- (4) 2,4

  1. The theory of split genes was propounded by:

(1) Barabara McClintock

(2) Hargobind Khurana

(3) J.D. Watson and F.C. Crick

(4) R.J Roberts and P.A. Sharp

Ans:- (4) R.J Roberts and P.A. Sharp

 

  1. Norin 10 refers to:

(1) A street in London

(2) A dwarf variety of rice

(3) A dwarf variety of wheat

(4) A variety of hybrid maize

Ans:- (3) A dwarf variety of wheat

  1. Which of the following disease was responsible for one of the worst famines that the Irish people suffered during the 19th century:

(1) Early blight of potato

(2) Latew blight of potato

(3) Smut of wheat

(4) Smut of rice

Ans:- (2) Latew blight of potato

  1. Which of the following types of wheat is/are being cultivated in India?

(1) Autumn wheat

(2) Spring wheat

(3) Summer wheat

(4) Winter wheat

Select the correct answer using the codes given below:

(1) 2 only

(2) 1 and 2

(3) 1, 2 and 4

(4) 2 and 3

Ans:- (1) 2 only

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