Q.1:- Which of the following is a monogenetic parasite ?
- Hydra
- Fasciola
- Ascaris
- Earthworm
Q.2:- An insect is an organism having ?
- 3 pairs of legs
- 4 fairs of legs
- Head, thorax and abdomen
- Pair of wings and antenna
Q.3:- Which one of the following organs converts glycogen into glucose and purifies the blood ?
- Liver
- Kidney
- Lungs
- Spleen
Q.4:- Human Environment Conference 1972 was held at ?
- Stockholm
- Paris
- Geneva
- Australia
Q.5:- Emulsification is ?
- Breaking fats into small globules
- Digestion of fats
- Absorption of fats
- Storage of fats
Q.6:- Green block are referred to ?
- Green cover
- Green ministry
- Bio-bricks
- Pro-biotic curd
Q.7:- 4-D is used as ?
- Weedicide
- Vitamin
- Fertilizer
- Insecticide
Q.8:- Genes are not found in pairs ?
- In body cells
- In ovary after fertilization
- In gametes
- In zygotes
Q.9:- The plants which grow well, only in light are known as ?
- Sciophilous
- Xerophytes
- Heliophytes
- Epiphytes
Q.10:- Water flows off the wings of birds and insects due to the presence of ?
- Waxes
- Sugars
- Proteins
- Minerals
Q.11:- Competition of food, light and space is most severe in ?
- Distantly related species growing in different habitats
- Closely related species growing in the same are or niche
- Closely related species growing in different habitats
- Distantly related species growing in the same habitats
Q.12:- The disease which has been eradicated ?
- Mumps
- Measles
- Small Pox
- Chicken Pox
Q.13:- Which one of the following is an autotroph ?
- Butterfly
- Algae
- Grasshopper
- Mushroom
Q.14:- Damping off seedlings is caused by ?
- Peronospola Parasitica
- Albugo Candida
- Phytophthora Infestans
- Pythium Debaryanum
Q.15:- A universal recipient has the blood group ?
- B
- AB
- A
- O
Q.16:- The Ozone layer protects us from ?
- Cosmic Rays
- Ultra-Violet Rays
- Visible Rays
- Infrared Rarys
Q.17:- Minamata disease is caused by pollution of water by ?
- Lead
- Tin
- Methyl Isocyanate
- Mercury
Q.18:- The suicidal bags of the cell are ?
- Lysosomes
- Ribosomes
- Dictyosomes
- Phagosomes
Q.19:- Why is Carbon Monoxide a pollutant ?
- Reacts with Haemoglobin
- Makes nervous system inactive
- It reacts with Oxygen
- It inhibits glycolysis
Q.20:- Kyoto Protocol is associated with ?
- Species conservation
- Climate change
- Wetland conservation
- Medicinal plants
Q.21:- The enzyme that is present in the saliva of man is ?
- Pepsin
- Renin
- Amylase
- Trypsin
Q.22:- What is an endoscope ?
- It is an optical instrument used to see inside the alimentary canal
- It is a device which is fitted on the chest of the patient to regularise the irregular heart beats
- It is an instrument used for examining ear disorders
- It is an instrument for recording electrical signals produced by human muscles
Q.23:- Which one of the following can be synthesized by Liver ?
- Vitamin A
- Vitamin E
- Vitamin D
- Vitamin K
Q.24:- Chewing gum is made from ?
- Resin
- Tannin
- Latex
- Gum
Q.25:- Which one of the following is also called the ‘Power Plants’ of the cell ?
- Golgi Body
- Mitochondrion
- Ribosome
- Lysosome
