Solved MCQs of Biology Class 9
About ………….% of body’s calcium is stored in bone tissue.
1%
99%
100%
None
Which disease (s) is/are caused due to deficiency of vitamin D?
Scurvy
Rickets
Osteomalacia
Rickets & osteomalacia
What may be the reason that children need more calcium and iron?
Both calcium and iron for bones
Both calcium and iron for blood
Calcium for blood and iron for bones
Calcium for bones and iron for blood
The removal of undigested food from body is called …………. .
Digestion
Egestion
Inhalation
None
The diseases of Kwashiorkor and marasmus may be due to;
Mineral deficiency
Over intake of nutrients
Protein-energy malnutrition
Ulcer
Which of the following are parts of large intestine?
Caecum, colon, rectum
Caecum, appendix, ileum
Colon, reactum, anux,
Caecum, jejunum, ileum
………… has no known function.
Caecum
Appendix
Colon
Rectum
The process of lubrication & digestion steels in …………… .
Oral cavity
Phyranx
Oesophagus
Stomach
Micronutrients of plants are:
Available in the soil in small amounts
Required by plants in small amounts
Small molecules required by plants
Useful, but not required by the plants
A protein found in the rod cells of retina of eye is:
Trypsin
Pepsin
Rhodopsin
None of these
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