Q.1:- First human heart transplant was performed in ?
- 1972
- 1955
- 1967
- 1959
Q.2:- The use of heat treatment of ore that includes smelting and roasting is termed as ?
- Electrometallurgy
- Hydrometallurgy
- Pyrometallurgy
- Cryometallurgy
Q.3:- Excretion in Hemichordates takes place by ?
- Glomerulus
- Pronephron
- Mesonephron
- Metanephron
Q.4:- The presence of pollutants in the environment is usually expressed in ppm, where ppm stands for ?
- Particles per mole
- Purity per microgram
- Pollutant prevent measures
- Parts per million
Q.5:- ‘Red Data Book’ provides an account of ?
- Endangered plants only
- Fossil Plants
- Endangered plants and animals
- Extinct animals only
Q.6:- Which of the following fuels causes minimum environmental pollution ?
- Kerosene
- Diesel
- Coal
- Hydrogen
Q.7:- The fleshy thalamus is edible in ?
- Apple
- Tomato
- Orange
- Mango
Q.8:- The sense of balance is achieved by ?
- Cerebrum equilibrium
- Thalamus equilibrium
- Cerebellum equilibrium
- Spinal chord equilibrium
Q.9:- The metal ion present in vitamin B12 is ?
- Cobalt
- Zinc
- Nickel
- Iron
Q.10:- Stamens are fused with each other by their anthers and also with the petals in ?
- Leguminosae
- Liliaceae
- Compositae
- Euphorbiaceae
Q.11:- Blood cancer is commonly known as ?
- Leucoderma
- Leukaemia
- Haemophilia
- Sickle-cell anaemia
Q.12:- The plant that behaves as a root parasite is ?
- Ficus
- Santalum
- Cuscuta
- Euphorbia
Q.13:- Wilting of plants occurs due to excessive ?
- Respiration
- Guttation
- Absorption
- Transpiration
Q.14:- AIDS virus destroys ?
- Lymphocytes
- Monocytes
- Neutrophils
- Basophils
Q.15:- The biological decomposition of organic substances in wastes under controlled conditions known as ?
- Composting
- Incineration
- Sanitary Landfill
- Pyrolysis
Q.16:- The term ‘Genetics’ was coined by ?
- Morgan
- Mendel
- Bateson
- Johannsen
Q.17:- The basic structural and functional unit of living organisms is ?
- Cell
- Tissue
- Organ
- Systems
Q.18:- Growing more than one crop on a piece of land during the year is known as ?
- Uni cropping
- Multiple cropping
- Double cropping
- Triple cropping
Q.19:- Of the following man-made disasters, which is socially induced ?
- Debris Avalanche
- Salt Water Intrusion
- Arson
- Ozone Depletion
Q.20:- The disease that has been eradicated from the world is ?
- Leprosy
- Poliomyelitis
- Chicken Pox
- Small Pox
Q.21:- The example of hermaphrodite animal in which cross fertilisation occurs is ?
- Hydra
- Ascaris
- Earthworm
- Silkworm
Q.22:- Yellow spots on citrus leaves is due to the deficiency of ?
- Zinc
- Magnesium
- Boron
- Iron
Q.23:- Which of the following diseases is caused by the consumption of Nitrate Contaminated food and water ?
- Minimata disease
- Osteoporosis
- Blue baby syndrome
- Asbestosis
Q.24:- Blubber is ?
- A milky secretion of rubber plant
- A layer of thick fat
- A device to trap insects by some aquatic
- Fungal infection of rice plants
Q.25:- Vector of Kala-Azar is ?
- Anopheles
- Mosquito
- Tse-Tsefly
- Sand Fly
