You Are On Question Answer Bank SET 2317
115851. Monotremes are unique mammals because they?
Answer: lay eggs
115852. Poison glands of snakes are homologous to?
Answer: salivary glands of vertebrates
115853. Radical vascular bundles are those in which?
Answer: xylem and phloem occur on the different radii
115854. Plant bends towards the source of light on account of the movement of curvature known as?
115855. Plant have ____ while animals lack it.?
115856. Osmosis is the flow of solution from higher concentration to a solution of lower concentration through a semi permeable membrane. What is incorrect in this statement?
Answer: The flow of solution is not possible through semi permeable membrane
115857. Photosynthesis is a process?
Answer: reductive; endergonic and anabolic
115858. Pigmentation of skin is due to?
115859. Norepinephrine increases?
Answer: blood pressure
115860. Night blindness is cause by lack of which vitamin?
Answer: Vitamin A
115861. Monocot root differs from dicot root in having?
Answer: well developed pith
115862. Radioactivity is a phenomenon of the spontaneous emission of?
Answer: All of the above
115863. Organic Substances which; in very small amounts; control growth and development called?
115864. Our major foods; fibres; spices; fruits and beverage crops are?
Answer: flowering plants
115865. Movements due to light are shown by?
Answer: flowering plants
115866. Outer covering of virus made up of protein is?
115867. Radish is a?
Answer: modified root
115868. Most common disease of poultry in India is?
115869. Most abundant tissues of our body are?
115870. Mumps is a disease caused by?
115871. Rain water helps to increase the ____ to some extent.?
Answer: calcium contents
115872. Number of chromosomes in Down's syndrome is?
115873. Plants are killed in winter by frost?
Answer: because of desiccation and mechanical damage to the tissues
115874. Pulses are a good source of?
115875. Oxygen in our blood is transported by a protein named?
115876. Nymph is the name of young one of?
115877. Plants that grow under average temperature and moisture are called?
115878. Oxyreductases; transferases; hydrolases; lyases; isomerases and ligases are all classes of?
115879. Mutation is?
Answer: a change that is inherited
115880. Pollen grains in plants are produced in?
115881. Ptyalin is an enzyme produced in the?
Answer: salivary glands
115882. Mycobacterium leprae causes leprosy; Corynebacterium diphtheria causes diphtheria and Vibrio comma causes?
115883. The scientific study of a heavenly bodies is called?
115884. How many kms is an Astronomical Unit (AU) in terrestrial measurements?
Answer: 149597870700 metres or about 150 million kilometres (93 million miles)
115885. In which book, Nicholas Copernicus, wrote that the Sun is the centre of Universe, that marked the beginning of modern astronomy?
Answer: De Revolution Orbium Coelestium
115886. Who wrote ancient cosmological treatise Almagest?
115887. Which Greek astronomer of 150 BC compiled a catalogue of the position of more than 800 stars besides establishing a magnitude scale to measure star brightness, that is still in use?
115888. What is Big Bang Theory?
115889. The science which deals with the nature and origin of the universe is known as?
115890. Founder of Scientific Astronomy?
115891. A congregation of millions or billions of stars held together by gravity?
115892. How many different kinds of galaxies are there?
115893. Which American astronomer classified the galaxies into spiral elliptical and irregular types?
Answer: Edwin Hubble
115894. Our galaxy milky way is a?
Answer: Spiral Galaxy
115895. Which galaxy is called as the twin of our galaxy, the milky way?
115896. Group of stars that form certain shapes or pattern are called?
115897. The pole star is a part of the ........ constellation?
Answer: Ursa Minor
115898. Where is Lyra?
Answer: Lyra is a summer constellation.
115899. The biggest constellation is?
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115900. Which constellation is known as Hunter?
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