Biology Questions Practice Question and Answer
8 Q: In human beings, the small intestine is coiled and is about ______ metres long.
1118 0642422fa5bff3d098d10d509
642422fa5bff3d098d10d509- 11 to 1.5false
- 23 to 3.5false
- 32 to 2.5false
- 47 to 7.5true
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 4. "7 to 7.5"
Q: The retina in an outgrowth of the______
1112 063cfbb47e1da9912d9d08ba9
63cfbb47e1da9912d9d08ba9- 1Mesencephalonfalse
- 2Diencephalontrue
- 3Telencephalonfalse
- 4Ponsfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "Diencephalon"
Q: Kidney stones are composed of ______.
1110 062cd61b9e05adc3893829344
62cd61b9e05adc3893829344- 1Magnesium Nitratefalse
- 2Calcium Bicarbonatefalse
- 3Calcium Oxalatetrue
- 4Sodium Chloridefalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "Calcium Oxalate"
Q: ______ is caused when a child’s growing bones fail to develop due to a lack of vitamin D.
1107 064b17e342d3130f57524cb8c
64b17e342d3130f57524cb8c- 1Night blindnessfalse
- 2Ricketstrue
- 3Goitrefalse
- 4Scurvyfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "Rickets"
Explanation :
1. Rickets occurs when a child's growing bones do not develop due to vitamin D deficiency.
2. Vitamin D is an essential nutrient that helps in the absorption of calcium and phosphate.
3. Symptoms of rickets include.
- Pain and tenderness in the bones of the feet and hands
- curvature in the bones of the legs
- pain in shoulders and hips
- muscle weakness
- delayed development Q: Which of the following is not true about Angiosperms?
1102 062cd623c51fe3472d6b303c1
62cd623c51fe3472d6b303c1- 1Spores are heterosporiesfalse
- 2Seeds are coveredfalse
- 3Dominant phase is gametophytestrue
- 4Vascular bundles are presentfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "Dominant phase is gametophytes"
Q: What is synthesized in the Krebs cycle ?
1100 06258fa220560954965ab398f
6258fa220560954965ab398f- 1lactic acidfalse
- 2pyruvic acidtrue
- 3glucose and ATPfalse
- 4furic acidfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "pyruvic acid "
Q: Night blindness is caused by the deficiency of vitamin _____.
1096 0632c5c245c208a6bf7eb9701
632c5c245c208a6bf7eb9701- 1Kfalse
- 2Atrue
- 3Cfalse
- 4B12false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "A"
Q: How many teeth in man come out twice?
1092 063cfbbaa0d9e560db8e684e0
63cfbbaa0d9e560db8e684e0- 14false
- 212false
- 320true
- 428false
- Show AnswerHide Answer
- Workspace
- SingleChoice