1) Length of membranous urethra is about ___________ ? a. 1 cm b. 2 cm c. 5 cm d. 9 cm
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2) Division of nucleus is termed as___________ ? a. Karyokinesis b. Cytokinesis c. Anaphase d. Meiosis
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3) Membrane that separates ‘cytoplasm’ and ‘nucleus’ is called ___________ ? a. Cell wall b. Cell membrane c. Boundary d. Nuclear envelop
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4) All chromosomes other than ‘sex’ chromosome are called __________ ? a. Autosomes b. Acentric chromosomes c. Metacentric Chromosomes d. Telocentric chromosomes
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5) Which one of the following is referred as the species occupation? a. Autecology b. Niche c. Ecosystem d. Biome
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6) The first ever vascular plants are_________? a. Cooksonia b. Selaginella c. Adiantum d. Dryopteris
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7) Circular disc shaped structure with a round hole is ___________ ? a. Iris b. Pupil c. Horoid coat d. Ciliary body
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8) The higher animals have special organs for exchange of gases as their skin is ___________ ? a. Thin b. Thick c. Soft d. Hard
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9) Dorsal root of spinal nerves contain only __________ ? a. Effectors neurons b. Receptor neurons c. Stimulators d. Detector neurons
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10) Study of interaction of living organisms with other organisms and their environment relates with ___________ ? a. Botany b. Ecology c. Social biology d. Pharmacology
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11) __________is a condition in which there is an absence of oxygen supply to an organ’s tissues? a. Anoxia b. Anorexia c. Hypoxia d. Enuresis
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12) Virus is__________? a. unicellular b. multicellular c. acellular d. none of these
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13) Term the time during which an orgnism is present in the body before causing disease ? a. Rest period b. Incubation period c. Sleeping period d. Inclubation time
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14) Insects responsible for transmitting diseases are called___________? a. Drones b. Vectors c. Hybirds d. None of these
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15) The first cloned animal was____________? a. Goat b. Cow c. Rat d. Sheep
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16) Genetic information carriers is/are____________? a. DNA b. Chromosomes c. Gene d. Nucleus
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17) The number carpels in our feet is__________? a. 7 b. 14 c. 16 d. 0
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18) Oxygen is the production of____________? a. Mitochonderia b. Chloroplast c. Peroxisomes d. Both A & B
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19) The method of reproduction of new plants by cells instead of seed is known is:___________? a. Tissue culture b. Mutation c. Antibiosis d. Recombination
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20) The cardio respiratory capacity is related to____________? a. Strength b. Flexibility c. Normal physical endurance d. Agility
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21) Ultra Microscopic viruses are the main cause of__________? a. Malaria b. Measles c. Mumps d. Cholera
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22) Which is NOT an example of a microbial symbiosis? a. bacteria in the human colon b. tapeworm in the cow intestine c. bacteria passing through the placenta d. protozoans found within termites
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23) Which of the following proteins have role in heredity? a. Chromo-proteins b. Lipo-proteins c. Phospho-proteins d. Nucleo-proteins
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24) Deficiency of vitamin C will cause:__________? a. Beri-Beri b. Architis c. Scurvy d. Night-blindness
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25) Coelom is divided into septa in case of:__________? a. Molluscs b. Annelids c. Sponges d. Cniderians
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26) Haemoglobin is dissolved in the blood of:___________? a. Earthworm b. Cockroach c. Hydra d. Sponges
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27) Like enzymes , co enzyme can be used ? a. only once b. only few times c. again and again d. non of above
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