Biology MCQ on Energy and Nutrition
Biology MCQ on Energy and Nutrition
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1. Energy possessing foods are
(a) Carbohydrates and fats
(b) Proteins and mineral salts
(c) Vitamins and minerals
(d) Water and roughage
Answer (a) Carbohydrates and fats
2. The mode of nutrition an organism de-rives its food from the body of another living organism without any harm is
(a) Saprotrophic nutrition
(b) Parasitic nutrition
(c) Holozoic nutrition
(d) Autotrophic nutrition
Answer (b) Parasitic nutrition
3. The mode of nutrition possessing by fungi is:
(a) Parasitic nutrition
(b) Holozoic nutrition
(c) Autotrophic nutrition
(d) Saprotrophic nutrition
Answer (d) Saprotrophic nutrition
4. Plant absorbs water from the soil through the process of:
(a) Diffusion
(b) Transpiration
(c) Osmosis
(d) None of these
Answer (c) Osmosis
5. Photosynthesis site of a leaf is
(a) Chloroplast
(b) Mitochondria
(c) Cytoplasm
(d) Protoplasm
Answer (a) Chloroplast
6. In amoeba, digest its food in the:
(a) Food vacuole
(b) Mitochondria
(c) Pseudopodia
(d) Chloroplast
Answer (a) Food vacuole
7. The region of alimentary canal absorbs the digested food is
(a) Stomach
(b) Small intestine
(c) Large intestine
(d) Liver
Answer (b) Small intestine
8. The contraction and expansion movement of the walls of the food pipe is known as
(a) Translocation
(b) Transpiration
(c) Peristaltic movement
(d) Digestion
Answer (c) Peristaltic movement
9. The solution turns blue- black in colour by adding few drops of iodine in rice water. This indicates that rice water contains:
(a) Fats
(b) Complex proteins
(c) Starch
(d) Simple proteins
Answer (c) Starch
10. The unabsorbed food material is exit by
(a) Liver
(b) Anus
(c) Small intestine
(d) Anal sphincter
Answer (d) Anal sphincter
11. Anaerobic respiration in plants results
(a) Lactic acid + Energy
(b) Carbon dioxide + Water + Energy
(c) Ethanol + Carbon dioxide + Energy
(d) Pyruvate
Answer (c) Ethanol + Carbon dioxide + Energy
12 The breakdown of pyruvate occurs at
(a) Cytoplasm
(b) Mitochondria
(c) Chloroplast
(d) Nucleus
Answer (b) Mitochondria
13 Glycolysis occurs in
(a) Cytoplasm
(b) Nucleus
(c) Mitochondria
(d) Chloroplast
Answer (a) Cytoplasm
14. Rhe substances whose build up in the muscles during vigorous physical exercise may cause cramps are
(a) Ethanol + Carbon dioxide + Energy
(b) Lactic acid + Energy
(c) Carbon dioxide + Water + Energy
(d) Pyruvate
Answer (b) Lactic acid + Energy
15. The respiratory pigment found in human beings is:
(a) Carotene
(b) Chlorophyll
(c) Haemoglobin
(d) Mitochondria
Answer (c) Haemoglobin
16. Which one involve in transports water and min-erals from the roots to the leaf?
(a) Xylem
(b) Phloem
(c) Parenchyma
(d) Collenchyma
Answer (a) Xylem
17. The food movement in phloem is
(a) Transpiration
(b) Translocation
(c) Respiration
(d) Evaporation
Answer (b) Translocation
18. Pumping the blood from the heart to the entire body is though
(a) artery
(b) Capillary
(c) Vein
(d) Haemoglobin
Answer (a) artery
19. Which one is a circulatory fluid
(a) Platelets
(b) RBC
(c) Lymph
(d) Plasma
Answer (c) Lymph
20. Single circulation is exhibited by which of the following:
(a) Hyla, Rana, Draco
(b) Whale, dolphin, turtle
(c) labeo, chameleon, salamander
(d) Hippocampus, exocoetus, anabas
Answer (d) Hippocampus, exocoetus, anabas
21. Kidneys connect to the urinary bladder through
(a) Urethra
(b) Nephron
(c) Tubule
(d) Ureter
Answer (d) Ureter
22. The part of nephron that allows the selective reabsorption of useful substances like glucose, amino acids, salts and water into the blood capillaries is
(a) Tubule
(b) Glomerulus
(c) Bowman’s capsule
(d) Ureter
Answer (a) Tubule
23. The dirty blood filtered out in our body at
(a) Heart
(b) Lungs
(c) Ureter
(d) Kidneys
Answer (d) Kidneys
24. The technique that used for cleaning
the blood of a person by separating urea from it ,Is known as
(a) Osmosis
(b) Filtration
(c) Dialysis
(d) Double circulation
Answer (c) Dialysis
