Q. Which of the following substances is not a protein?
1) Cotton
2) Hair
3) Spider silk
4) Hoof
Q. Which of the following pairs is not correctly matched?
1) Oxytocin - Hormone
2) Aspartame - Synthetic sweetner
3) Neoprene - Specialized rubber
4) Rayon - Modified starch
Q. Which of the following organisms has white blood?
1) Lizard
2) Cockroach
3) House bug
4) Mosquito
Q. With reference to the antibiotics, which of the following statements is correct -
1. Antibiotic is a chemical substance having the property of destroying the microorganism in high dilution.
2. Bactericidal antibiotics are antibiotics which electively affect the concerned organism and less likely to disturb the normal microbial flora.
Choose the correct statement/ s from the following :
1) Only 1
2) Only 2
3) Both 1 and 2
4) None of the above
Q. The exposed skin of our body starts cracking in winter season mainly due to -
1) rainy season,
2) high humidity
3) summer season
4) low humidity
Q. The by-product of photosynthesis is -
1) CO2
2) O2
3) energy
4) sugar
Q. Solar energy is converted into ATP in -
1) mitochondria
2) chloroplast
3) ribosome
4) peroxisome
Q. The actual location or place where an organism lives is called -
1) habitat
2) ecosystem
3) niche
4) biome
Q. The interaction between algae and fungi to form lichen is called -
1) parasitism
2) mutualism
3) commensalism
4) conversion
Q. Body temperature is regulated by -
1) medulla
2) thalamus
3) hypothalamus
4) cerebellum
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